./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1 --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 6ff28b25634280706396cfbea7901c68a9db0fe007a7f115a9dd84fe21326a05 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:08:43,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:08:43,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 07:08:43,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:08:43,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:08:43,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:08:43,914 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:08:43,915 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:08:43,915 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:08:43,915 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:08:43,915 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:08:43,915 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:08:43,915 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:08:43,916 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:08:43,916 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:08:43,916 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:08:43,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:08:43,916 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:08:43,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:08:43,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:08:43,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:08:43,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:08:43,917 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:08:43,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:08:43,918 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:08:43,918 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:08:43,918 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:08:43,918 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:08:43,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:08:43,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:08:43,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:08:43,918 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:08:43,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:08:43,918 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:08:43,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:08:43,919 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:08:43,919 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:08:43,919 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:08:43,919 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:08:43,919 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_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1 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 -> 6ff28b25634280706396cfbea7901c68a9db0fe007a7f115a9dd84fe21326a05 [2024-12-02 07:08:44,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:08:44,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:08:44,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:08:44,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:08:44,182 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:08:44,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i [2024-12-02 07:08:46,832 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data/82c7d878e/a07303e9a2d74c31a14579eb11e3c0dd/FLAG706f607ef [2024-12-02 07:08:47,048 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:08:47,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i [2024-12-02 07:08:47,057 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data/82c7d878e/a07303e9a2d74c31a14579eb11e3c0dd/FLAG706f607ef [2024-12-02 07:08:47,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data/82c7d878e/a07303e9a2d74c31a14579eb11e3c0dd [2024-12-02 07:08:47,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:08:47,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:08:47,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:08:47,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:08:47,390 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:08:47,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47, skipping insertion in model container [2024-12-02 07:08:47,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,406 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:08:47,510 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_ec3e8982-316b-4dee-ba86-99106ec66727/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i[917,930] [2024-12-02 07:08:47,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:08:47,574 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:08:47,581 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_ec3e8982-316b-4dee-ba86-99106ec66727/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i[917,930] [2024-12-02 07:08:47,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:08:47,626 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:08:47,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47 WrapperNode [2024-12-02 07:08:47,627 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:08:47,627 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:08:47,628 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:08:47,628 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:08:47,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,643 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,671 INFO L138 Inliner]: procedures = 30, calls = 178, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 553 [2024-12-02 07:08:47,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:08:47,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:08:47,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:08:47,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:08:47,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,682 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,686 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-12-02 07:08:47,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,687 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,698 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,712 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:08:47,713 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:08:47,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:08:47,713 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:08:47,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (1/1) ... [2024-12-02 07:08:47,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:08:47,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:08:47,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:08:47,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:08:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:08:47,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-12-02 07:08:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-02 07:08:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-12-02 07:08:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-02 07:08:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-12-02 07:08:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-02 07:08:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:08:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:08:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-02 07:08:47,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:08:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:08:47,890 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:08:47,892 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:08:48,574 INFO L? ?]: Removed 148 outVars from TransFormulas that were not future-live. [2024-12-02 07:08:48,574 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:08:48,586 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:08:48,586 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:08:48,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:08:48 BoogieIcfgContainer [2024-12-02 07:08:48,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:08:48,588 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:08:48,588 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:08:48,593 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:08:48,593 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:08:47" (1/3) ... [2024-12-02 07:08:48,594 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ade5a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:08:48, skipping insertion in model container [2024-12-02 07:08:48,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:08:47" (2/3) ... [2024-12-02 07:08:48,594 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ade5a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:08:48, skipping insertion in model container [2024-12-02 07:08:48,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:08:48" (3/3) ... [2024-12-02 07:08:48,596 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-23.i [2024-12-02 07:08:48,611 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:08:48,612 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-23.i that has 2 procedures, 124 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:08:48,668 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:08:48,680 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;@39bbed1f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:08:48,680 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:08:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand has 124 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 102 states have internal predecessors, (143), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:08:48,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 07:08:48,695 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:08:48,696 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:08:48,696 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:08:48,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:08:48,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1279411170, now seen corresponding path program 1 times [2024-12-02 07:08:48,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:08:48,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671366144] [2024-12-02 07:08:48,710 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:08:48,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:08:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:08:49,047 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-12-02 07:08:49,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:08:49,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671366144] [2024-12-02 07:08:49,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671366144] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:08:49,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [545046145] [2024-12-02 07:08:49,049 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:08:49,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:08:49,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:08:49,051 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:08:49,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:08:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:08:49,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:08:49,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:08:49,369 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-12-02 07:08:49,369 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:08:49,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [545046145] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:08:49,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:08:49,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 07:08:49,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284108200] [2024-12-02 07:08:49,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:08:49,376 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:08:49,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:08:49,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:08:49,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:08:49,393 INFO L87 Difference]: Start difference. First operand has 124 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 102 states have internal predecessors, (143), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:08:49,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:08:49,421 INFO L93 Difference]: Finished difference Result 241 states and 380 transitions. [2024-12-02 07:08:49,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:08:49,423 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 165 [2024-12-02 07:08:49,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:08:49,429 INFO L225 Difference]: With dead ends: 241 [2024-12-02 07:08:49,429 INFO L226 Difference]: Without dead ends: 120 [2024-12-02 07:08:49,432 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:08:49,434 INFO L435 NwaCegarLoop]: 176 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, 176 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 [2024-12-02 07:08:49,435 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:08:49,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-12-02 07:08:49,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-12-02 07:08:49,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 98 states have (on average 1.3877551020408163) internal successors, (136), 98 states have internal predecessors, (136), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:08:49,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 176 transitions. [2024-12-02 07:08:49,471 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 176 transitions. Word has length 165 [2024-12-02 07:08:49,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:08:49,472 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 176 transitions. [2024-12-02 07:08:49,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 35.0) internal successors, (70), 2 states have internal predecessors, (70), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:08:49,472 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 176 transitions. [2024-12-02 07:08:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 07:08:49,475 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:08:49,476 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:08:49,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:08:49,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 07:08:49,677 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:08:49,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:08:49,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1334114070, now seen corresponding path program 1 times [2024-12-02 07:08:49,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:08:49,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499756595] [2024-12-02 07:08:49,677 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:08:49,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:08:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:08:50,017 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:08:50,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:08:50,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499756595] [2024-12-02 07:08:50,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499756595] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:08:50,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:08:50,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:08:50,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184859877] [2024-12-02 07:08:50,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:08:50,019 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:08:50,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:08:50,020 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:08:50,020 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:08:50,020 INFO L87 Difference]: Start difference. First operand 120 states and 176 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:08:50,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:08:50,065 INFO L93 Difference]: Finished difference Result 239 states and 352 transitions. [2024-12-02 07:08:50,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:08:50,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 165 [2024-12-02 07:08:50,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:08:50,068 INFO L225 Difference]: With dead ends: 239 [2024-12-02 07:08:50,068 INFO L226 Difference]: Without dead ends: 122 [2024-12-02 07:08:50,069 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:08:50,069 INFO L435 NwaCegarLoop]: 174 mSDtfsCounter, 0 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 511 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 [2024-12-02 07:08:50,070 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 511 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:08:50,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-12-02 07:08:50,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2024-12-02 07:08:50,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 100 states have (on average 1.38) internal successors, (138), 100 states have internal predecessors, (138), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:08:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 178 transitions. [2024-12-02 07:08:50,081 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 178 transitions. Word has length 165 [2024-12-02 07:08:50,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:08:50,082 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 178 transitions. [2024-12-02 07:08:50,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:08:50,083 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 178 transitions. [2024-12-02 07:08:50,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 07:08:50,085 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:08:50,085 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:08:50,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:08:50,085 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:08:50,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:08:50,086 INFO L85 PathProgramCache]: Analyzing trace with hash 699279976, now seen corresponding path program 1 times [2024-12-02 07:08:50,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:08:50,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746029993] [2024-12-02 07:08:50,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:08:50,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:08:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:08:55,662 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:08:55,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:08:55,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746029993] [2024-12-02 07:08:55,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746029993] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:08:55,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:08:55,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-12-02 07:08:55,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218028960] [2024-12-02 07:08:55,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:08:55,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-02 07:08:55,663 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:08:55,664 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-02 07:08:55,664 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2024-12-02 07:08:55,664 INFO L87 Difference]: Start difference. First operand 122 states and 178 transitions. Second operand has 14 states, 13 states have (on average 5.230769230769231) internal successors, (68), 14 states have internal predecessors, (68), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-12-02 07:08:57,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:08:57,471 INFO L93 Difference]: Finished difference Result 289 states and 423 transitions. [2024-12-02 07:08:57,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 07:08:57,471 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 5.230769230769231) internal successors, (68), 14 states have internal predecessors, (68), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) Word has length 165 [2024-12-02 07:08:57,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:08:57,474 INFO L225 Difference]: With dead ends: 289 [2024-12-02 07:08:57,474 INFO L226 Difference]: Without dead ends: 170 [2024-12-02 07:08:57,475 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=88, Invalid=254, Unknown=0, NotChecked=0, Total=342 [2024-12-02 07:08:57,476 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 632 mSDsluCounter, 604 mSDsCounter, 0 mSdLazyCounter, 885 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:08:57,476 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [633 Valid, 711 Invalid, 932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 885 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 07:08:57,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-12-02 07:08:57,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 137. [2024-12-02 07:08:57,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 115 states have (on average 1.4) internal successors, (161), 115 states have internal predecessors, (161), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:08:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 201 transitions. [2024-12-02 07:08:57,492 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 201 transitions. Word has length 165 [2024-12-02 07:08:57,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:08:57,493 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 201 transitions. [2024-12-02 07:08:57,493 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 5.230769230769231) internal successors, (68), 14 states have internal predecessors, (68), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 4 states have call successors, (20) [2024-12-02 07:08:57,493 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 201 transitions. [2024-12-02 07:08:57,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 07:08:57,495 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:08:57,495 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:08:57,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 07:08:57,496 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:08:57,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:08:57,496 INFO L85 PathProgramCache]: Analyzing trace with hash 112473962, now seen corresponding path program 1 times [2024-12-02 07:08:57,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:08:57,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923569035] [2024-12-02 07:08:57,497 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:08:57,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:08:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:02,972 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:02,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:02,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923569035] [2024-12-02 07:09:02,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923569035] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:02,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:02,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-12-02 07:09:02,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531026460] [2024-12-02 07:09:02,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:02,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 07:09:02,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:02,974 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 07:09:02,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2024-12-02 07:09:02,975 INFO L87 Difference]: Start difference. First operand 137 states and 201 transitions. Second operand has 15 states, 13 states have (on average 5.230769230769231) internal successors, (68), 15 states have internal predecessors, (68), 5 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 5 states have call successors, (20) [2024-12-02 07:09:05,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:05,266 INFO L93 Difference]: Finished difference Result 342 states and 499 transitions. [2024-12-02 07:09:05,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 07:09:05,267 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 5.230769230769231) internal successors, (68), 15 states have internal predecessors, (68), 5 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 5 states have call successors, (20) Word has length 165 [2024-12-02 07:09:05,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:05,268 INFO L225 Difference]: With dead ends: 342 [2024-12-02 07:09:05,269 INFO L226 Difference]: Without dead ends: 208 [2024-12-02 07:09:05,269 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2024-12-02 07:09:05,270 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 436 mSDsluCounter, 742 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 437 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:05,270 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [437 Valid, 873 Invalid, 1002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-12-02 07:09:05,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2024-12-02 07:09:05,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 137. [2024-12-02 07:09:05,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 115 states have (on average 1.391304347826087) internal successors, (160), 115 states have internal predecessors, (160), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:05,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 200 transitions. [2024-12-02 07:09:05,287 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 200 transitions. Word has length 165 [2024-12-02 07:09:05,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:05,288 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 200 transitions. [2024-12-02 07:09:05,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 5.230769230769231) internal successors, (68), 15 states have internal predecessors, (68), 5 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 5 states have call successors, (20) [2024-12-02 07:09:05,288 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 200 transitions. [2024-12-02 07:09:05,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 07:09:05,289 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:05,290 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:05,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 07:09:05,290 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:05,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:05,290 INFO L85 PathProgramCache]: Analyzing trace with hash 565266470, now seen corresponding path program 1 times [2024-12-02 07:09:05,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:05,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392066931] [2024-12-02 07:09:05,291 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:05,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:09,319 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:09,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:09,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392066931] [2024-12-02 07:09:09,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392066931] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:09,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:09,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 07:09:09,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398411564] [2024-12-02 07:09:09,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:09,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 07:09:09,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:09,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 07:09:09,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:09:09,321 INFO L87 Difference]: Start difference. First operand 137 states and 200 transitions. Second operand has 13 states, 11 states have (on average 6.181818181818182) internal successors, (68), 13 states have internal predecessors, (68), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 4 states have call successors, (20) [2024-12-02 07:09:11,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:11,278 INFO L93 Difference]: Finished difference Result 315 states and 461 transitions. [2024-12-02 07:09:11,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:09:11,279 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 6.181818181818182) internal successors, (68), 13 states have internal predecessors, (68), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 4 states have call successors, (20) Word has length 165 [2024-12-02 07:09:11,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:11,280 INFO L225 Difference]: With dead ends: 315 [2024-12-02 07:09:11,281 INFO L226 Difference]: Without dead ends: 181 [2024-12-02 07:09:11,281 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2024-12-02 07:09:11,282 INFO L435 NwaCegarLoop]: 121 mSDtfsCounter, 268 mSDsluCounter, 515 mSDsCounter, 0 mSdLazyCounter, 932 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 636 SdHoareTripleChecker+Invalid, 941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 932 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:11,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 636 Invalid, 941 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 932 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 07:09:11,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-12-02 07:09:11,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 148. [2024-12-02 07:09:11,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 126 states have (on average 1.4047619047619047) internal successors, (177), 126 states have internal predecessors, (177), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:11,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2024-12-02 07:09:11,300 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 165 [2024-12-02 07:09:11,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:11,301 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2024-12-02 07:09:11,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 6.181818181818182) internal successors, (68), 13 states have internal predecessors, (68), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 4 states have call successors, (20) [2024-12-02 07:09:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2024-12-02 07:09:11,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 07:09:11,303 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:11,303 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:11,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 07:09:11,304 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:11,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:11,304 INFO L85 PathProgramCache]: Analyzing trace with hash -21539544, now seen corresponding path program 1 times [2024-12-02 07:09:11,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:11,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479600905] [2024-12-02 07:09:11,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:11,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:13,334 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:13,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:13,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479600905] [2024-12-02 07:09:13,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479600905] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:13,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:13,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 07:09:13,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853620144] [2024-12-02 07:09:13,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:13,334 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 07:09:13,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:13,335 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 07:09:13,335 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:09:13,335 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 13 states have internal predecessors, (68), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:14,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:14,383 INFO L93 Difference]: Finished difference Result 326 states and 477 transitions. [2024-12-02 07:09:14,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 07:09:14,384 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 13 states have internal predecessors, (68), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 165 [2024-12-02 07:09:14,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:14,385 INFO L225 Difference]: With dead ends: 326 [2024-12-02 07:09:14,385 INFO L226 Difference]: Without dead ends: 181 [2024-12-02 07:09:14,385 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2024-12-02 07:09:14,386 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 229 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 813 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:14,386 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 801 Invalid, 818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 813 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 07:09:14,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2024-12-02 07:09:14,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 148. [2024-12-02 07:09:14,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 126 states have (on average 1.4047619047619047) internal successors, (177), 126 states have internal predecessors, (177), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:14,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 217 transitions. [2024-12-02 07:09:14,403 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 217 transitions. Word has length 165 [2024-12-02 07:09:14,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:14,404 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 217 transitions. [2024-12-02 07:09:14,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.666666666666667) internal successors, (68), 13 states have internal predecessors, (68), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:14,404 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 217 transitions. [2024-12-02 07:09:14,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:14,406 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:14,406 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:14,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 07:09:14,406 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:14,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:14,407 INFO L85 PathProgramCache]: Analyzing trace with hash -575774022, now seen corresponding path program 1 times [2024-12-02 07:09:14,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:14,407 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039390114] [2024-12-02 07:09:14,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:14,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:14,600 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-12-02 07:09:14,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:14,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039390114] [2024-12-02 07:09:14,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039390114] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:09:14,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319223611] [2024-12-02 07:09:14,600 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:14,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:09:14,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:09:14,602 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:09:14,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 07:09:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:14,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 07:09:14,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:09:14,864 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:14,864 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:09:14,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319223611] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:14,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:09:14,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 8 [2024-12-02 07:09:14,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283756810] [2024-12-02 07:09:14,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:14,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:09:14,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:14,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:09:14,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 07:09:14,866 INFO L87 Difference]: Start difference. First operand 148 states and 217 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:09:14,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:14,904 INFO L93 Difference]: Finished difference Result 296 states and 435 transitions. [2024-12-02 07:09:14,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:09:14,904 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 167 [2024-12-02 07:09:14,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:14,906 INFO L225 Difference]: With dead ends: 296 [2024-12-02 07:09:14,906 INFO L226 Difference]: Without dead ends: 151 [2024-12-02 07:09:14,907 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-12-02 07:09:14,907 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 0 mSDsluCounter, 502 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 675 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:14,907 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 675 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:09:14,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-12-02 07:09:14,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2024-12-02 07:09:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 129 states have (on average 1.3953488372093024) internal successors, (180), 129 states have internal predecessors, (180), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:14,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 220 transitions. [2024-12-02 07:09:14,927 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 220 transitions. Word has length 167 [2024-12-02 07:09:14,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:14,928 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 220 transitions. [2024-12-02 07:09:14,928 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:09:14,928 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2024-12-02 07:09:14,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:14,929 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:14,929 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:14,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 07:09:15,130 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-12-02 07:09:15,130 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:15,130 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:15,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1938987293, now seen corresponding path program 1 times [2024-12-02 07:09:15,130 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:15,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486291111] [2024-12-02 07:09:15,131 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:15,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:15,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:16,672 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:16,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:16,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486291111] [2024-12-02 07:09:16,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486291111] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:16,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:16,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 07:09:16,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687649119] [2024-12-02 07:09:16,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:16,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 07:09:16,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:16,674 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 07:09:16,674 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:09:16,674 INFO L87 Difference]: Start difference. First operand 151 states and 220 transitions. Second operand has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:09:17,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:17,677 INFO L93 Difference]: Finished difference Result 341 states and 494 transitions. [2024-12-02 07:09:17,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 07:09:17,677 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 167 [2024-12-02 07:09:17,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:17,679 INFO L225 Difference]: With dead ends: 341 [2024-12-02 07:09:17,679 INFO L226 Difference]: Without dead ends: 193 [2024-12-02 07:09:17,680 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2024-12-02 07:09:17,680 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 294 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 782 SdHoareTripleChecker+Invalid, 536 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:17,681 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 782 Invalid, 536 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 07:09:17,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2024-12-02 07:09:17,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 153. [2024-12-02 07:09:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 131 states have (on average 1.3969465648854962) internal successors, (183), 131 states have internal predecessors, (183), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:17,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 223 transitions. [2024-12-02 07:09:17,693 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 223 transitions. Word has length 167 [2024-12-02 07:09:17,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:17,694 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 223 transitions. [2024-12-02 07:09:17,694 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:09:17,694 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 223 transitions. [2024-12-02 07:09:17,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:17,695 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:17,695 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:17,695 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 07:09:17,695 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:17,696 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:17,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1352181279, now seen corresponding path program 1 times [2024-12-02 07:09:17,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:17,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354222548] [2024-12-02 07:09:17,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:17,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:21,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:21,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354222548] [2024-12-02 07:09:21,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354222548] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:21,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:21,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-12-02 07:09:21,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450719277] [2024-12-02 07:09:21,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:21,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 07:09:21,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:21,696 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 07:09:21,697 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2024-12-02 07:09:21,697 INFO L87 Difference]: Start difference. First operand 153 states and 223 transitions. Second operand has 15 states, 13 states have (on average 5.384615384615385) internal successors, (70), 15 states have internal predecessors, (70), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 4 states have call successors, (20) [2024-12-02 07:09:23,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:23,946 INFO L93 Difference]: Finished difference Result 384 states and 553 transitions. [2024-12-02 07:09:23,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-12-02 07:09:23,947 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 5.384615384615385) internal successors, (70), 15 states have internal predecessors, (70), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 4 states have call successors, (20) Word has length 167 [2024-12-02 07:09:23,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:23,948 INFO L225 Difference]: With dead ends: 384 [2024-12-02 07:09:23,948 INFO L226 Difference]: Without dead ends: 234 [2024-12-02 07:09:23,948 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420 [2024-12-02 07:09:23,949 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 401 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 899 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 403 SdHoareTripleChecker+Valid, 751 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:23,949 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [403 Valid, 751 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 899 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 07:09:23,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-12-02 07:09:23,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 151. [2024-12-02 07:09:23,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 129 states have (on average 1.3953488372093024) internal successors, (180), 129 states have internal predecessors, (180), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 220 transitions. [2024-12-02 07:09:23,960 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 220 transitions. Word has length 167 [2024-12-02 07:09:23,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:23,960 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 220 transitions. [2024-12-02 07:09:23,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 5.384615384615385) internal successors, (70), 15 states have internal predecessors, (70), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 4 states have call successors, (20) [2024-12-02 07:09:23,961 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 220 transitions. [2024-12-02 07:09:23,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:23,961 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:23,961 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:23,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 07:09:23,962 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:23,962 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:23,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1389290381, now seen corresponding path program 1 times [2024-12-02 07:09:23,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:23,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909231743] [2024-12-02 07:09:23,962 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:23,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:26,632 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:26,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:26,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909231743] [2024-12-02 07:09:26,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909231743] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:26,633 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:26,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-12-02 07:09:26,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894517252] [2024-12-02 07:09:26,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:26,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-02 07:09:26,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:26,634 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-02 07:09:26,634 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-12-02 07:09:26,634 INFO L87 Difference]: Start difference. First operand 151 states and 220 transitions. Second operand has 14 states, 13 states have (on average 5.384615384615385) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:28,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:28,502 INFO L93 Difference]: Finished difference Result 352 states and 511 transitions. [2024-12-02 07:09:28,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 07:09:28,502 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 5.384615384615385) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 167 [2024-12-02 07:09:28,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:28,503 INFO L225 Difference]: With dead ends: 352 [2024-12-02 07:09:28,503 INFO L226 Difference]: Without dead ends: 204 [2024-12-02 07:09:28,504 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2024-12-02 07:09:28,504 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 246 mSDsluCounter, 738 mSDsCounter, 0 mSdLazyCounter, 1112 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 846 SdHoareTripleChecker+Invalid, 1117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:28,504 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 846 Invalid, 1117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1112 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 07:09:28,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-12-02 07:09:28,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 164. [2024-12-02 07:09:28,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 142 states have (on average 1.4154929577464788) internal successors, (201), 142 states have internal predecessors, (201), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:28,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 241 transitions. [2024-12-02 07:09:28,524 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 241 transitions. Word has length 167 [2024-12-02 07:09:28,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:28,524 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 241 transitions. [2024-12-02 07:09:28,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 5.384615384615385) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:28,524 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 241 transitions. [2024-12-02 07:09:28,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:28,529 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:28,530 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:28,530 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 07:09:28,530 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:28,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:28,530 INFO L85 PathProgramCache]: Analyzing trace with hash 802484367, now seen corresponding path program 1 times [2024-12-02 07:09:28,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:28,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920945074] [2024-12-02 07:09:28,531 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:28,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:32,852 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:32,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:32,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920945074] [2024-12-02 07:09:32,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920945074] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:32,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:32,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-12-02 07:09:32,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794228554] [2024-12-02 07:09:32,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:32,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 07:09:32,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:32,853 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 07:09:32,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2024-12-02 07:09:32,853 INFO L87 Difference]: Start difference. First operand 164 states and 241 transitions. Second operand has 17 states, 15 states have (on average 4.666666666666667) internal successors, (70), 17 states have internal predecessors, (70), 5 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 5 states have call successors, (20) [2024-12-02 07:09:35,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:35,283 INFO L93 Difference]: Finished difference Result 413 states and 600 transitions. [2024-12-02 07:09:35,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 07:09:35,284 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 15 states have (on average 4.666666666666667) internal successors, (70), 17 states have internal predecessors, (70), 5 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 5 states have call successors, (20) Word has length 167 [2024-12-02 07:09:35,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:35,285 INFO L225 Difference]: With dead ends: 413 [2024-12-02 07:09:35,285 INFO L226 Difference]: Without dead ends: 252 [2024-12-02 07:09:35,285 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=123, Invalid=429, Unknown=0, NotChecked=0, Total=552 [2024-12-02 07:09:35,286 INFO L435 NwaCegarLoop]: 128 mSDtfsCounter, 503 mSDsluCounter, 813 mSDsCounter, 0 mSdLazyCounter, 1148 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 505 SdHoareTripleChecker+Valid, 941 SdHoareTripleChecker+Invalid, 1184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 1148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:35,286 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [505 Valid, 941 Invalid, 1184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 1148 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-12-02 07:09:35,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-12-02 07:09:35,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 162. [2024-12-02 07:09:35,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 140 states have (on average 1.4142857142857144) internal successors, (198), 140 states have internal predecessors, (198), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:35,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 238 transitions. [2024-12-02 07:09:35,298 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 238 transitions. Word has length 167 [2024-12-02 07:09:35,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:35,298 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 238 transitions. [2024-12-02 07:09:35,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 15 states have (on average 4.666666666666667) internal successors, (70), 17 states have internal predecessors, (70), 5 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 3 states have call predecessors, (20), 5 states have call successors, (20) [2024-12-02 07:09:35,299 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 238 transitions. [2024-12-02 07:09:35,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:35,299 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:35,299 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:35,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 07:09:35,300 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:35,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:35,300 INFO L85 PathProgramCache]: Analyzing trace with hash 2001026907, now seen corresponding path program 1 times [2024-12-02 07:09:35,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:35,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466693715] [2024-12-02 07:09:35,300 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:35,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:39,930 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:39,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:39,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466693715] [2024-12-02 07:09:39,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466693715] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:39,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:39,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-12-02 07:09:39,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537678748] [2024-12-02 07:09:39,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:39,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 07:09:39,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:39,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 07:09:39,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-12-02 07:09:39,932 INFO L87 Difference]: Start difference. First operand 162 states and 238 transitions. Second operand has 15 states, 13 states have (on average 5.384615384615385) internal successors, (70), 15 states have internal predecessors, (70), 6 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 4 states have call predecessors, (20), 6 states have call successors, (20) [2024-12-02 07:09:41,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:41,524 INFO L93 Difference]: Finished difference Result 359 states and 524 transitions. [2024-12-02 07:09:41,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:09:41,525 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 5.384615384615385) internal successors, (70), 15 states have internal predecessors, (70), 6 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 4 states have call predecessors, (20), 6 states have call successors, (20) Word has length 167 [2024-12-02 07:09:41,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:41,527 INFO L225 Difference]: With dead ends: 359 [2024-12-02 07:09:41,527 INFO L226 Difference]: Without dead ends: 200 [2024-12-02 07:09:41,527 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2024-12-02 07:09:41,528 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 517 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 554 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:41,528 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [517 Valid, 554 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-12-02 07:09:41,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-12-02 07:09:41,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 164. [2024-12-02 07:09:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 142 states have (on average 1.408450704225352) internal successors, (200), 142 states have internal predecessors, (200), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:41,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 240 transitions. [2024-12-02 07:09:41,549 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 240 transitions. Word has length 167 [2024-12-02 07:09:41,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:41,549 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 240 transitions. [2024-12-02 07:09:41,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 5.384615384615385) internal successors, (70), 15 states have internal predecessors, (70), 6 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 4 states have call predecessors, (20), 6 states have call successors, (20) [2024-12-02 07:09:41,550 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 240 transitions. [2024-12-02 07:09:41,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:41,551 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:41,551 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:41,551 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 07:09:41,551 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:41,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:41,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1414220893, now seen corresponding path program 1 times [2024-12-02 07:09:41,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:41,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831441002] [2024-12-02 07:09:41,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:41,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:44,541 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:44,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:44,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831441002] [2024-12-02 07:09:44,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831441002] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:44,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:44,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 07:09:44,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949512095] [2024-12-02 07:09:44,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:44,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 07:09:44,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:44,542 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 07:09:44,542 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:09:44,542 INFO L87 Difference]: Start difference. First operand 164 states and 240 transitions. Second operand has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:45,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:45,943 INFO L93 Difference]: Finished difference Result 361 states and 525 transitions. [2024-12-02 07:09:45,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 07:09:45,944 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 167 [2024-12-02 07:09:45,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:45,945 INFO L225 Difference]: With dead ends: 361 [2024-12-02 07:09:45,945 INFO L226 Difference]: Without dead ends: 200 [2024-12-02 07:09:45,945 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=229, Unknown=0, NotChecked=0, Total=306 [2024-12-02 07:09:45,945 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 374 mSDsluCounter, 712 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 375 SdHoareTripleChecker+Valid, 862 SdHoareTripleChecker+Invalid, 958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:45,946 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [375 Valid, 862 Invalid, 958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 929 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 07:09:45,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-12-02 07:09:45,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 162. [2024-12-02 07:09:45,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 140 states have (on average 1.4142857142857144) internal successors, (198), 140 states have internal predecessors, (198), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:45,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 238 transitions. [2024-12-02 07:09:45,958 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 238 transitions. Word has length 167 [2024-12-02 07:09:45,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:45,958 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 238 transitions. [2024-12-02 07:09:45,958 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:45,958 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 238 transitions. [2024-12-02 07:09:45,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:45,959 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:45,959 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:45,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 07:09:45,959 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:45,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:45,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1451329995, now seen corresponding path program 1 times [2024-12-02 07:09:45,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:45,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375744382] [2024-12-02 07:09:45,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:45,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:48,150 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:48,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:48,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375744382] [2024-12-02 07:09:48,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375744382] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:48,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:48,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 07:09:48,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375245001] [2024-12-02 07:09:48,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:48,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 07:09:48,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:48,151 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 07:09:48,151 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-12-02 07:09:48,152 INFO L87 Difference]: Start difference. First operand 162 states and 238 transitions. Second operand has 10 states, 8 states have (on average 8.75) internal successors, (70), 10 states have internal predecessors, (70), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 4 states have call successors, (20) [2024-12-02 07:09:49,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:49,754 INFO L93 Difference]: Finished difference Result 321 states and 473 transitions. [2024-12-02 07:09:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:09:49,755 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 8.75) internal successors, (70), 10 states have internal predecessors, (70), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 4 states have call successors, (20) Word has length 167 [2024-12-02 07:09:49,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:49,756 INFO L225 Difference]: With dead ends: 321 [2024-12-02 07:09:49,756 INFO L226 Difference]: Without dead ends: 162 [2024-12-02 07:09:49,757 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:09:49,757 INFO L435 NwaCegarLoop]: 121 mSDtfsCounter, 125 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 733 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 540 SdHoareTripleChecker+Invalid, 736 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:49,757 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 540 Invalid, 736 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 733 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-12-02 07:09:49,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-12-02 07:09:49,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2024-12-02 07:09:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 140 states have (on average 1.4071428571428573) internal successors, (197), 140 states have internal predecessors, (197), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:49,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 237 transitions. [2024-12-02 07:09:49,770 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 237 transitions. Word has length 167 [2024-12-02 07:09:49,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:49,770 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 237 transitions. [2024-12-02 07:09:49,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 8.75) internal successors, (70), 10 states have internal predecessors, (70), 4 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 4 states have call successors, (20) [2024-12-02 07:09:49,770 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 237 transitions. [2024-12-02 07:09:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:49,771 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:49,771 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:49,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 07:09:49,771 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:49,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:49,771 INFO L85 PathProgramCache]: Analyzing trace with hash -354108339, now seen corresponding path program 1 times [2024-12-02 07:09:49,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:49,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112926244] [2024-12-02 07:09:49,771 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:49,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:52,645 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:52,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:52,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112926244] [2024-12-02 07:09:52,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112926244] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:52,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:52,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 07:09:52,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384369504] [2024-12-02 07:09:52,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:52,646 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 07:09:52,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:52,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 07:09:52,647 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:09:52,647 INFO L87 Difference]: Start difference. First operand 162 states and 237 transitions. Second operand has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:53,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:53,994 INFO L93 Difference]: Finished difference Result 361 states and 524 transitions. [2024-12-02 07:09:53,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:09:53,994 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 167 [2024-12-02 07:09:53,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:53,995 INFO L225 Difference]: With dead ends: 361 [2024-12-02 07:09:53,995 INFO L226 Difference]: Without dead ends: 202 [2024-12-02 07:09:53,996 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=77, Invalid=195, Unknown=0, NotChecked=0, Total=272 [2024-12-02 07:09:53,996 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 258 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 573 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 511 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:53,996 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 511 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 573 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 07:09:53,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-12-02 07:09:54,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 164. [2024-12-02 07:09:54,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 142 states have (on average 1.4014084507042253) internal successors, (199), 142 states have internal predecessors, (199), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 239 transitions. [2024-12-02 07:09:54,009 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 239 transitions. Word has length 167 [2024-12-02 07:09:54,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:54,009 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 239 transitions. [2024-12-02 07:09:54,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.833333333333333) internal successors, (70), 13 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 239 transitions. [2024-12-02 07:09:54,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:09:54,010 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:54,010 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:54,010 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 07:09:54,010 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:54,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:54,011 INFO L85 PathProgramCache]: Analyzing trace with hash -940914353, now seen corresponding path program 1 times [2024-12-02 07:09:54,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:54,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395202486] [2024-12-02 07:09:54,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:54,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:56,829 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:09:56,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:56,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395202486] [2024-12-02 07:09:56,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395202486] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:56,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:56,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-12-02 07:09:56,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628544434] [2024-12-02 07:09:56,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:56,830 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-02 07:09:56,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:56,831 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-02 07:09:56,831 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-12-02 07:09:56,831 INFO L87 Difference]: Start difference. First operand 164 states and 239 transitions. Second operand has 14 states, 13 states have (on average 5.384615384615385) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:58,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:58,707 INFO L93 Difference]: Finished difference Result 363 states and 525 transitions. [2024-12-02 07:09:58,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 07:09:58,708 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 5.384615384615385) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 167 [2024-12-02 07:09:58,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:58,709 INFO L225 Difference]: With dead ends: 363 [2024-12-02 07:09:58,709 INFO L226 Difference]: Without dead ends: 202 [2024-12-02 07:09:58,709 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=94, Invalid=286, Unknown=0, NotChecked=0, Total=380 [2024-12-02 07:09:58,710 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 230 mSDsluCounter, 814 mSDsCounter, 0 mSdLazyCounter, 1059 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 1067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:58,710 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 965 Invalid, 1067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1059 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-12-02 07:09:58,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2024-12-02 07:09:58,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 162. [2024-12-02 07:09:58,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 140 states have (on average 1.4071428571428573) internal successors, (197), 140 states have internal predecessors, (197), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:09:58,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 237 transitions. [2024-12-02 07:09:58,723 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 237 transitions. Word has length 167 [2024-12-02 07:09:58,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:58,723 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 237 transitions. [2024-12-02 07:09:58,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 5.384615384615385) internal successors, (70), 14 states have internal predecessors, (70), 3 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:09:58,724 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 237 transitions. [2024-12-02 07:09:58,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 07:09:58,725 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:58,725 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:58,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 07:09:58,725 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:58,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:58,725 INFO L85 PathProgramCache]: Analyzing trace with hash 107651391, now seen corresponding path program 1 times [2024-12-02 07:09:58,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:58,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577913798] [2024-12-02 07:09:58,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:58,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:59,506 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2024-12-02 07:09:59,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:59,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577913798] [2024-12-02 07:09:59,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577913798] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:59,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:59,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-12-02 07:09:59,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435376954] [2024-12-02 07:09:59,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:59,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-02 07:09:59,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:59,507 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-02 07:09:59,507 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-12-02 07:09:59,507 INFO L87 Difference]: Start difference. First operand 162 states and 237 transitions. Second operand has 14 states, 13 states have (on average 5.769230769230769) internal successors, (75), 14 states have internal predecessors, (75), 3 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:10:00,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:10:00,677 INFO L93 Difference]: Finished difference Result 476 states and 686 transitions. [2024-12-02 07:10:00,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 07:10:00,678 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 5.769230769230769) internal successors, (75), 14 states have internal predecessors, (75), 3 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 169 [2024-12-02 07:10:00,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:10:00,679 INFO L225 Difference]: With dead ends: 476 [2024-12-02 07:10:00,679 INFO L226 Difference]: Without dead ends: 317 [2024-12-02 07:10:00,680 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=129, Invalid=471, Unknown=0, NotChecked=0, Total=600 [2024-12-02 07:10:00,680 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 509 mSDsluCounter, 715 mSDsCounter, 0 mSdLazyCounter, 1050 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 510 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 1179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 07:10:00,680 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [510 Valid, 832 Invalid, 1179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1050 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 07:10:00,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2024-12-02 07:10:00,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 272. [2024-12-02 07:10:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 231 states have (on average 1.380952380952381) internal successors, (319), 232 states have internal predecessors, (319), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:10:00,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 395 transitions. [2024-12-02 07:10:00,713 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 395 transitions. Word has length 169 [2024-12-02 07:10:00,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:10:00,713 INFO L471 AbstractCegarLoop]: Abstraction has 272 states and 395 transitions. [2024-12-02 07:10:00,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 5.769230769230769) internal successors, (75), 14 states have internal predecessors, (75), 3 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2024-12-02 07:10:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 395 transitions. [2024-12-02 07:10:00,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 07:10:00,714 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:10:00,714 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:10:00,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-12-02 07:10:00,715 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:10:00,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:10:00,715 INFO L85 PathProgramCache]: Analyzing trace with hash 530353217, now seen corresponding path program 1 times [2024-12-02 07:10:00,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:10:00,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292529779] [2024-12-02 07:10:00,715 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:10:00,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:10:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:10:00,779 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:10:00,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:10:00,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292529779] [2024-12-02 07:10:00,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292529779] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:10:00,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:10:00,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:10:00,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997012378] [2024-12-02 07:10:00,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:10:00,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:10:00,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:10:00,780 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:10:00,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:10:00,780 INFO L87 Difference]: Start difference. First operand 272 states and 395 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:10:00,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:10:00,815 INFO L93 Difference]: Finished difference Result 545 states and 795 transitions. [2024-12-02 07:10:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:10:00,815 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 169 [2024-12-02 07:10:00,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:10:00,818 INFO L225 Difference]: With dead ends: 545 [2024-12-02 07:10:00,818 INFO L226 Difference]: Without dead ends: 276 [2024-12-02 07:10:00,819 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:10:00,819 INFO L435 NwaCegarLoop]: 175 mSDtfsCounter, 0 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 344 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:10:00,819 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 344 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:10:00,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-12-02 07:10:00,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 276. [2024-12-02 07:10:00,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 276 states, 235 states have (on average 1.374468085106383) internal successors, (323), 236 states have internal predecessors, (323), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:10:00,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 276 states and 399 transitions. [2024-12-02 07:10:00,846 INFO L78 Accepts]: Start accepts. Automaton has 276 states and 399 transitions. Word has length 169 [2024-12-02 07:10:00,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:10:00,847 INFO L471 AbstractCegarLoop]: Abstraction has 276 states and 399 transitions. [2024-12-02 07:10:00,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:10:00,847 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 399 transitions. [2024-12-02 07:10:00,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 07:10:00,847 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:10:00,848 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:10:00,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-12-02 07:10:00,848 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:10:00,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:10:00,848 INFO L85 PathProgramCache]: Analyzing trace with hash 749207935, now seen corresponding path program 1 times [2024-12-02 07:10:00,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:10:00,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837420312] [2024-12-02 07:10:00,848 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:10:00,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:10:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 07:10:00,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [857908664] [2024-12-02 07:10:00,970 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:10:00,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:10:00,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:10:00,972 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:10:00,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 07:10:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:10:03,299 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 07:10:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:10:04,239 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 07:10:04,239 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 07:10:04,240 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 07:10:04,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 07:10:04,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:10:04,444 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:10:04,563 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 07:10:04,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:10:04 BoogieIcfgContainer [2024-12-02 07:10:04,566 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 07:10:04,567 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 07:10:04,567 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 07:10:04,567 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 07:10:04,567 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:08:48" (3/4) ... [2024-12-02 07:10:04,569 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 07:10:04,570 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 07:10:04,570 INFO L158 Benchmark]: Toolchain (without parser) took 77184.60ms. Allocated memory was 142.6MB in the beginning and 973.1MB in the end (delta: 830.5MB). Free memory was 118.3MB in the beginning and 631.4MB in the end (delta: -513.1MB). Peak memory consumption was 316.3MB. Max. memory is 16.1GB. [2024-12-02 07:10:04,570 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:10:04,571 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.40ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 101.6MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:10:04,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.96ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 98.0MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:10:04,571 INFO L158 Benchmark]: Boogie Preprocessor took 40.64ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 94.9MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 07:10:04,571 INFO L158 Benchmark]: RCFGBuilder took 873.20ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 109.8MB in the end (delta: -14.9MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-12-02 07:10:04,571 INFO L158 Benchmark]: TraceAbstraction took 75977.80ms. Allocated memory was 142.6MB in the beginning and 973.1MB in the end (delta: 830.5MB). Free memory was 109.3MB in the beginning and 635.7MB in the end (delta: -526.5MB). Peak memory consumption was 301.8MB. Max. memory is 16.1GB. [2024-12-02 07:10:04,572 INFO L158 Benchmark]: Witness Printer took 3.11ms. Allocated memory is still 973.1MB. Free memory was 635.7MB in the beginning and 631.4MB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 07:10:04,573 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.40ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 101.6MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.96ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 98.0MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.64ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 94.9MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 873.20ms. Allocated memory is still 142.6MB. Free memory was 94.9MB in the beginning and 109.8MB in the end (delta: -14.9MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * TraceAbstraction took 75977.80ms. Allocated memory was 142.6MB in the beginning and 973.1MB in the end (delta: 830.5MB). Free memory was 109.3MB in the beginning and 635.7MB in the end (delta: -526.5MB). Peak memory consumption was 301.8MB. Max. memory is 16.1GB. * Witness Printer took 3.11ms. Allocated memory is still 973.1MB. Free memory was 635.7MB in the beginning and 631.4MB in the end (delta: 4.3MB). 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 82, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 111, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 137, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 115, overapproximation of someBinaryFLOATComparisonOperation at line 86, overapproximation of someBinaryFLOATComparisonOperation at line 113, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 108. Possible FailurePath: [L41] unsigned char isInitial = 0; [L42-L60] struct WrapperStruct00 WrapperStruct00 = { 0, 16, 64, 25, 1.2, 999.7, 1.4, 9.75, 1.75, 16, 1277342739, 1394088949, 0, 0, 0, 0, 0 }; [L61] unsigned long int* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L62] unsigned long int* WrapperStruct00_var_1_2_Pointer = &(WrapperStruct00.var_1_2); [L63] unsigned long int* WrapperStruct00_var_1_3_Pointer = &(WrapperStruct00.var_1_3); [L64] unsigned long int* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L65] float* WrapperStruct00_var_1_5_Pointer = &(WrapperStruct00.var_1_5); [L66] float* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L67] float* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L68] float* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L69] float* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L70] unsigned long int* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L71] unsigned long int* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L72] unsigned long int* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L73] unsigned long int* WrapperStruct00_var_1_13_Pointer = &(WrapperStruct00.var_1_13); [L74] unsigned char* WrapperStruct00_var_1_14_Pointer = &(WrapperStruct00.var_1_14); [L75] unsigned char* WrapperStruct00_var_1_17_Pointer = &(WrapperStruct00.var_1_17); [L76] unsigned char* WrapperStruct00_var_1_18_Pointer = &(WrapperStruct00.var_1_18); [L77] unsigned char* WrapperStruct00_var_1_19_Pointer = &(WrapperStruct00.var_1_19); VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=0] [L141] isInitial = 1 [L142] FCALL initially() [L144] FCALL updateLastVariables() [L145] CALL updateVariables() [L101] WrapperStruct00.var_1_2 = __VERIFIER_nondet_ulong() [L102] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L102] RET assume_abort_if_not(WrapperStruct00.var_1_2 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L103] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L103] CALL assume_abort_if_not(WrapperStruct00.var_1_2 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L103] RET assume_abort_if_not(WrapperStruct00.var_1_2 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L104] WrapperStruct00.var_1_3 = __VERIFIER_nondet_ulong() [L105] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L105] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L106] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L106] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L106] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L107] WrapperStruct00.var_1_5 = __VERIFIER_nondet_float() [L108] EXPR WrapperStruct00.var_1_5 [L108] EXPR WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F [L108] EXPR WrapperStruct00.var_1_5 [L108] EXPR WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L108] EXPR (WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L108] CALL assume_abort_if_not((WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L108] RET assume_abort_if_not((WrapperStruct00.var_1_5 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_5 <= -1.0e-20F) || (WrapperStruct00.var_1_5 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_5 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L109] WrapperStruct00.var_1_6 = __VERIFIER_nondet_float() [L110] EXPR WrapperStruct00.var_1_6 [L110] EXPR WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F [L110] EXPR WrapperStruct00.var_1_6 [L110] EXPR WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L110] EXPR (WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L110] CALL assume_abort_if_not((WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L110] RET assume_abort_if_not((WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L111] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_6 != 0.0F) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L111] RET assume_abort_if_not(WrapperStruct00.var_1_6 != 0.0F) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L112] WrapperStruct00.var_1_7 = __VERIFIER_nondet_float() [L113] EXPR WrapperStruct00.var_1_7 [L113] EXPR WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F [L113] EXPR WrapperStruct00.var_1_7 [L113] EXPR WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L113] EXPR (WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L113] CALL assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L113] RET assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L114] WrapperStruct00.var_1_8 = __VERIFIER_nondet_float() [L115] EXPR WrapperStruct00.var_1_8 [L115] EXPR WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F [L115] EXPR WrapperStruct00.var_1_8 [L115] EXPR WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L115] EXPR (WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L115] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L115] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= 0.0F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L116] WrapperStruct00.var_1_9 = __VERIFIER_nondet_float() [L117] EXPR WrapperStruct00.var_1_9 [L117] EXPR WrapperStruct00.var_1_9 >= 0.0F && WrapperStruct00.var_1_9 <= -1.0e-20F [L117] EXPR WrapperStruct00.var_1_9 [L117] EXPR WrapperStruct00.var_1_9 >= 0.0F && WrapperStruct00.var_1_9 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L117] EXPR (WrapperStruct00.var_1_9 >= 0.0F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L117] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= 0.0F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L117] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= 0.0F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L118] WrapperStruct00.var_1_11 = __VERIFIER_nondet_ulong() [L119] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L119] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L119] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 1073741823) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L120] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L120] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L120] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L121] WrapperStruct00.var_1_12 = __VERIFIER_nondet_ulong() [L122] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L122] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 1073741824) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L122] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 1073741824) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L123] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L123] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L123] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L124] WrapperStruct00.var_1_13 = __VERIFIER_nondet_ulong() [L125] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L125] CALL assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L125] RET assume_abort_if_not(WrapperStruct00.var_1_13 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L126] EXPR WrapperStruct00.var_1_13 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L126] CALL assume_abort_if_not(WrapperStruct00.var_1_13 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L126] RET assume_abort_if_not(WrapperStruct00.var_1_13 <= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L127] WrapperStruct00.var_1_17 = __VERIFIER_nondet_uchar() [L128] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L128] CALL assume_abort_if_not(WrapperStruct00.var_1_17 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L128] RET assume_abort_if_not(WrapperStruct00.var_1_17 >= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L129] EXPR WrapperStruct00.var_1_17 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L129] CALL assume_abort_if_not(WrapperStruct00.var_1_17 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L129] RET assume_abort_if_not(WrapperStruct00.var_1_17 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L130] WrapperStruct00.var_1_19 = __VERIFIER_nondet_uchar() [L131] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L131] CALL assume_abort_if_not(WrapperStruct00.var_1_19 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L131] RET assume_abort_if_not(WrapperStruct00.var_1_19 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L132] EXPR WrapperStruct00.var_1_19 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L132] CALL assume_abort_if_not(WrapperStruct00.var_1_19 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, \old(cond)=1, isInitial=1] [L132] RET assume_abort_if_not(WrapperStruct00.var_1_19 <= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L145] RET updateVariables() [L146] CALL step() [L81] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L81] EXPR \read(*WrapperStruct00_var_1_3_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L81] EXPR (((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) [L81] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L81] EXPR (((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L81] (*(WrapperStruct00_var_1_1_Pointer)) = (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))) [L82] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L82] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L82] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L82] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L82] EXPR \read(*WrapperStruct00_var_1_9_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L82] COND FALSE !(((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) <= ((*(WrapperStruct00_var_1_7_Pointer)) + ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) [L85] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L85] EXPR \read(*WrapperStruct00_var_1_11_Pointer) [L85] EXPR \read(*WrapperStruct00_var_1_12_Pointer) [L85] EXPR \read(*WrapperStruct00_var_1_13_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L85] EXPR (((*(WrapperStruct00_var_1_2_Pointer))) > ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer)))) [L85] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L85] EXPR (((*(WrapperStruct00_var_1_2_Pointer))) > ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L85] (*(WrapperStruct00_var_1_10_Pointer)) = (((((*(WrapperStruct00_var_1_2_Pointer))) > ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer)))))) [L86] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L86] unsigned char stepLocal_0 = (- (*(WrapperStruct00_var_1_5_Pointer))) != 1.9f; [L87] stepLocal_0 || (((*(WrapperStruct00_var_1_4_Pointer)) * (*(WrapperStruct00_var_1_13_Pointer))) < (*(WrapperStruct00_var_1_3_Pointer))) [L87] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L87] EXPR \read(*WrapperStruct00_var_1_13_Pointer) [L87] EXPR \read(*WrapperStruct00_var_1_3_Pointer) [L87] stepLocal_0 || (((*(WrapperStruct00_var_1_4_Pointer)) * (*(WrapperStruct00_var_1_13_Pointer))) < (*(WrapperStruct00_var_1_3_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L87] COND FALSE !(stepLocal_0 || (((*(WrapperStruct00_var_1_4_Pointer)) * (*(WrapperStruct00_var_1_13_Pointer))) < (*(WrapperStruct00_var_1_3_Pointer)))) [L90] EXPR \read(*WrapperStruct00_var_1_19_Pointer) [L90] (*(WrapperStruct00_var_1_18_Pointer)) = (*(WrapperStruct00_var_1_19_Pointer)) [L92] EXPR \read(*WrapperStruct00_var_1_18_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L92] COND FALSE !((*(WrapperStruct00_var_1_18_Pointer))) [L146] RET step() [L147] CALL, EXPR property() [L137] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L137] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L137] EXPR \read(*WrapperStruct00_var_1_3_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137] EXPR (((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) [L137] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L137] EXPR (((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137] EXPR ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) && ((((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) <= ((*(WrapperStruct00_var_1_7_Pointer)) + ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_4_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) : 1) [L137] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L137] EXPR \read(*WrapperStruct00_var_1_6_Pointer) [L137] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L137] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L137] EXPR \read(*WrapperStruct00_var_1_9_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137] EXPR (((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) <= ((*(WrapperStruct00_var_1_7_Pointer)) + ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_4_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) : 1 [L137] EXPR \read(*WrapperStruct00_var_1_4_Pointer) [L137] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L137] EXPR \read(*WrapperStruct00_var_1_3_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137] EXPR (((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) [L137] EXPR \read(*WrapperStruct00_var_1_2_Pointer) [L137] EXPR (((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137] EXPR (((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) <= ((*(WrapperStruct00_var_1_7_Pointer)) + ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_4_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) : 1 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137] EXPR ((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) && ((((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) <= ((*(WrapperStruct00_var_1_7_Pointer)) + ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_4_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137] EXPR (((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) && ((((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) <= ((*(WrapperStruct00_var_1_7_Pointer)) + ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_4_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) : 1)) && ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) > ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer)))))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137] EXPR ((((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) && ((((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) <= ((*(WrapperStruct00_var_1_7_Pointer)) + ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_4_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) : 1)) && ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) > ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))))))) && ((*(WrapperStruct00_var_1_18_Pointer)) ? ((! (((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_18_Pointer)) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (! (*(WrapperStruct00_var_1_17_Pointer))))) : 1) : 1) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137] EXPR (((((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) && ((((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) <= ((*(WrapperStruct00_var_1_7_Pointer)) + ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_4_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) : 1)) && ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) > ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))))))) && ((*(WrapperStruct00_var_1_18_Pointer)) ? ((! (((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_18_Pointer)) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (! (*(WrapperStruct00_var_1_17_Pointer))))) : 1) : 1) : 1)) && ((((- (*(WrapperStruct00_var_1_5_Pointer))) != 1.9f) || (((*(WrapperStruct00_var_1_4_Pointer)) * (*(WrapperStruct00_var_1_13_Pointer))) < (*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_18_Pointer)) == ((unsigned char) (! (*(WrapperStruct00_var_1_19_Pointer))))) : ((*(WrapperStruct00_var_1_18_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_19_Pointer))))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L137-L138] return (((((*(WrapperStruct00_var_1_1_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) && ((((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) <= ((*(WrapperStruct00_var_1_7_Pointer)) + ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_4_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) < ((*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((*(WrapperStruct00_var_1_3_Pointer))))))) : 1)) && ((*(WrapperStruct00_var_1_10_Pointer)) == ((unsigned long int) (((((*(WrapperStruct00_var_1_2_Pointer))) > ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))) ? ((*(WrapperStruct00_var_1_2_Pointer))) : ((((*(WrapperStruct00_var_1_11_Pointer)) + (*(WrapperStruct00_var_1_12_Pointer))) - (*(WrapperStruct00_var_1_13_Pointer))))))))) && ((*(WrapperStruct00_var_1_18_Pointer)) ? ((! (((*(WrapperStruct00_var_1_5_Pointer)) / (*(WrapperStruct00_var_1_6_Pointer))) < ((*(WrapperStruct00_var_1_8_Pointer)) - (*(WrapperStruct00_var_1_9_Pointer))))) ? ((*(WrapperStruct00_var_1_18_Pointer)) ? ((*(WrapperStruct00_var_1_14_Pointer)) == ((unsigned char) (! (*(WrapperStruct00_var_1_17_Pointer))))) : 1) : 1) : 1)) && ((((- (*(WrapperStruct00_var_1_5_Pointer))) != 1.9f) || (((*(WrapperStruct00_var_1_4_Pointer)) * (*(WrapperStruct00_var_1_13_Pointer))) < (*(WrapperStruct00_var_1_3_Pointer)))) ? ((*(WrapperStruct00_var_1_18_Pointer)) == ((unsigned char) (! (*(WrapperStruct00_var_1_19_Pointer))))) : ((*(WrapperStruct00_var_1_18_Pointer)) == ((unsigned char) (*(WrapperStruct00_var_1_19_Pointer))))) ; [L147] RET, EXPR property() [L147] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:36}, WrapperStruct00_var_1_11_Pointer={4:40}, WrapperStruct00_var_1_12_Pointer={4:44}, WrapperStruct00_var_1_13_Pointer={4:48}, WrapperStruct00_var_1_14_Pointer={4:52}, WrapperStruct00_var_1_17_Pointer={4:53}, WrapperStruct00_var_1_18_Pointer={4:54}, WrapperStruct00_var_1_19_Pointer={4:55}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_2_Pointer={4:4}, WrapperStruct00_var_1_3_Pointer={4:8}, WrapperStruct00_var_1_4_Pointer={4:12}, WrapperStruct00_var_1_5_Pointer={4:16}, WrapperStruct00_var_1_6_Pointer={4:20}, WrapperStruct00_var_1_7_Pointer={4:24}, WrapperStruct00_var_1_8_Pointer={4:28}, WrapperStruct00_var_1_9_Pointer={4:32}, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 124 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 75.8s, OverallIterations: 19, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5038 SdHoareTripleChecker+Valid, 19.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5022 mSDsluCounter, 12311 SdHoareTripleChecker+Invalid, 18.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9810 mSDsCounter, 374 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12380 IncrementalHoareTripleChecker+Invalid, 12754 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 374 mSolverCounterUnsat, 2501 mSDtfsCounter, 12380 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 787 GetRequests, 530 SyntacticMatches, 5 SemanticMatches, 252 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 801 ImplicationChecksByTransitivity, 7.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=276occurred in iteration=18, InterpolantAutomatonStates: 151, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 18 MinimizatonAttempts, 620 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 44.9s InterpolantComputationTime, 3668 NumberOfCodeBlocks, 3668 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 3310 ConstructedInterpolants, 0 QuantifiedInterpolants, 51348 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1306 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 20 InterpolantComputations, 18 PerfectInterpolantSequences, 15105/15200 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 [2024-12-02 07:10:04,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1 --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 6ff28b25634280706396cfbea7901c68a9db0fe007a7f115a9dd84fe21326a05 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:10:06,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:10:06,581 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 07:10:06,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:10:06,589 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:10:06,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:10:06,612 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:10:06,613 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:10:06,613 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:10:06,613 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:10:06,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:10:06,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:10:06,614 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:10:06,614 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:10:06,614 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:10:06,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:10:06,614 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:10:06,614 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:10:06,614 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:10:06,614 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:10:06,615 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:10:06,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:10:06,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:10:06,616 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:10:06,616 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:10:06,616 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:10:06,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:10:06,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:10:06,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:10:06,616 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:10:06,616 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:10:06,617 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 07:10:06,617 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 07:10:06,617 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:10:06,617 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:10:06,617 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:10:06,617 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:10:06,617 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_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1 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 -> 6ff28b25634280706396cfbea7901c68a9db0fe007a7f115a9dd84fe21326a05 [2024-12-02 07:10:06,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:10:06,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:10:06,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:10:06,856 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:10:06,856 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:10:06,857 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i [2024-12-02 07:10:09,474 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data/c54f4604d/cc7e7b7520a547e0a3e9d2c20f965eee/FLAG3337c0f39 [2024-12-02 07:10:09,707 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:10:09,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i [2024-12-02 07:10:09,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data/c54f4604d/cc7e7b7520a547e0a3e9d2c20f965eee/FLAG3337c0f39 [2024-12-02 07:10:10,058 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/data/c54f4604d/cc7e7b7520a547e0a3e9d2c20f965eee [2024-12-02 07:10:10,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:10:10,061 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:10:10,062 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:10:10,062 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:10:10,065 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:10:10,066 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,066 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b08684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10, skipping insertion in model container [2024-12-02 07:10:10,066 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,082 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:10:10,189 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_ec3e8982-316b-4dee-ba86-99106ec66727/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i[917,930] [2024-12-02 07:10:10,246 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:10:10,261 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:10:10,269 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_ec3e8982-316b-4dee-ba86-99106ec66727/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-23.i[917,930] [2024-12-02 07:10:10,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:10:10,328 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:10:10,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10 WrapperNode [2024-12-02 07:10:10,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:10:10,330 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:10:10,330 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:10:10,330 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:10:10,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,378 INFO L138 Inliner]: procedures = 34, calls = 178, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 552 [2024-12-02 07:10:10,378 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:10:10,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:10:10,378 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:10:10,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:10:10,386 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,393 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,413 INFO L175 MemorySlicer]: Split 147 memory accesses to 2 slices as follows [2, 145]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 36 writes are split as follows [0, 36]. [2024-12-02 07:10:10,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,414 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,432 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,433 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,438 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,441 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,448 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:10:10,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:10:10,449 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:10:10,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:10:10,451 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (1/1) ... [2024-12-02 07:10:10,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:10:10,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:10:10,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:10:10,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:10:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:10:10,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-12-02 07:10:10,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-12-02 07:10:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:10:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:10:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-12-02 07:10:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-12-02 07:10:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:10:10,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:10:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-12-02 07:10:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-12-02 07:10:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-12-02 07:10:10,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-12-02 07:10:10,639 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:10:10,640 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:10:26,977 INFO L? ?]: Removed 147 outVars from TransFormulas that were not future-live. [2024-12-02 07:10:26,977 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:10:26,989 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:10:26,989 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:10:26,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:10:26 BoogieIcfgContainer [2024-12-02 07:10:26,989 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:10:26,991 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:10:26,992 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:10:26,996 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:10:26,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:10:10" (1/3) ... [2024-12-02 07:10:26,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f91c99f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:10:26, skipping insertion in model container [2024-12-02 07:10:26,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:10:10" (2/3) ... [2024-12-02 07:10:26,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f91c99f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:10:26, skipping insertion in model container [2024-12-02 07:10:26,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:10:26" (3/3) ... [2024-12-02 07:10:26,998 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-23.i [2024-12-02 07:10:27,010 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:10:27,011 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-23.i that has 2 procedures, 124 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:10:27,059 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:10:27,068 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;@23941ec9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:10:27,068 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:10:27,072 INFO L276 IsEmpty]: Start isEmpty. Operand has 124 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 102 states have internal predecessors, (143), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:10:27,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 07:10:27,084 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:10:27,085 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:10:27,085 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:10:27,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:10:27,090 INFO L85 PathProgramCache]: Analyzing trace with hash 2052164388, now seen corresponding path program 1 times [2024-12-02 07:10:27,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:10:27,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1920073095] [2024-12-02 07:10:27,100 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:10:27,101 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 [2024-12-02 07:10:27,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:10:27,102 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:10:27,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:10:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:10:27,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:10:27,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:10:27,797 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2024-12-02 07:10:27,797 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:10:27,797 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:10:27,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1920073095] [2024-12-02 07:10:27,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1920073095] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:10:27,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:10:27,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:10:27,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286749620] [2024-12-02 07:10:27,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:10:27,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:10:27,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:10:27,817 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:10:27,818 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:10:27,820 INFO L87 Difference]: Start difference. First operand has 124 states, 101 states have (on average 1.4158415841584158) internal successors, (143), 102 states have internal predecessors, (143), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:10:27,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:10:27,852 INFO L93 Difference]: Finished difference Result 241 states and 380 transitions. [2024-12-02 07:10:27,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:10:27,854 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 165 [2024-12-02 07:10:27,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:10:27,860 INFO L225 Difference]: With dead ends: 241 [2024-12-02 07:10:27,860 INFO L226 Difference]: Without dead ends: 120 [2024-12-02 07:10:27,863 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:10:27,866 INFO L435 NwaCegarLoop]: 176 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, 176 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 [2024-12-02 07:10:27,866 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:10:27,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-12-02 07:10:27,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2024-12-02 07:10:27,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 98 states have (on average 1.3877551020408163) internal successors, (136), 98 states have internal predecessors, (136), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:10:27,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 176 transitions. [2024-12-02 07:10:27,906 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 176 transitions. Word has length 165 [2024-12-02 07:10:27,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:10:27,907 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 176 transitions. [2024-12-02 07:10:27,907 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:10:27,907 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 176 transitions. [2024-12-02 07:10:27,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-12-02 07:10:27,910 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:10:27,910 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:10:27,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:10:28,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:10:28,111 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:10:28,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:10:28,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1997461488, now seen corresponding path program 1 times [2024-12-02 07:10:28,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:10:28,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [877067103] [2024-12-02 07:10:28,113 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:10:28,113 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 [2024-12-02 07:10:28,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:10:28,114 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:10:28,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:10:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:10:28,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 07:10:28,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:10:29,205 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 [2024-12-02 07:10:29,293 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2024-12-02 07:10:29,294 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:10:29,294 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:10:29,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [877067103] [2024-12-02 07:10:29,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [877067103] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:10:29,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:10:29,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:10:29,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795996453] [2024-12-02 07:10:29,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:10:29,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 07:10:29,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:10:29,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 07:10:29,297 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 07:10:29,297 INFO L87 Difference]: Start difference. First operand 120 states and 176 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:10:30,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:33,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:35,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:37,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:39,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:41,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:44,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:44,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:10:44,117 INFO L93 Difference]: Finished difference Result 238 states and 350 transitions. [2024-12-02 07:10:44,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 07:10:44,118 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 165 [2024-12-02 07:10:44,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:10:44,119 INFO L225 Difference]: With dead ends: 238 [2024-12-02 07:10:44,119 INFO L226 Difference]: Without dead ends: 121 [2024-12-02 07:10:44,120 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-12-02 07:10:44,120 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 135 mSDsluCounter, 338 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 483 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:10:44,120 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 483 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 14.7s Time] [2024-12-02 07:10:44,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-12-02 07:10:44,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 120. [2024-12-02 07:10:44,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 98 states have (on average 1.3775510204081634) internal successors, (135), 98 states have internal predecessors, (135), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:10:44,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 175 transitions. [2024-12-02 07:10:44,128 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 175 transitions. Word has length 165 [2024-12-02 07:10:44,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:10:44,129 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 175 transitions. [2024-12-02 07:10:44,129 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:10:44,129 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 175 transitions. [2024-12-02 07:10:44,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 07:10:44,130 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:10:44,130 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:10:44,140 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:10:44,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:10:44,331 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:10:44,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:10:44,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1213753846, now seen corresponding path program 1 times [2024-12-02 07:10:44,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:10:44,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2012131045] [2024-12-02 07:10:44,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:10:44,332 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 [2024-12-02 07:10:44,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:10:44,334 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:10:44,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:10:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:10:44,868 INFO L256 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 07:10:44,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:10:45,407 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 [2024-12-02 07:10:45,477 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 396 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-02 07:10:45,477 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:10:45,477 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:10:45,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2012131045] [2024-12-02 07:10:45,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2012131045] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:10:45,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:10:45,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:10:45,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271678270] [2024-12-02 07:10:45,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:10:45,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 07:10:45,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:10:45,479 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 07:10:45,479 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-12-02 07:10:45,479 INFO L87 Difference]: Start difference. First operand 120 states and 175 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:10:47,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:50,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:52,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:54,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:55,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:57,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:00,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:02,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:03,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:05,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:05,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:11:05,866 INFO L93 Difference]: Finished difference Result 238 states and 348 transitions. [2024-12-02 07:11:05,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 07:11:05,867 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 167 [2024-12-02 07:11:05,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:11:05,868 INFO L225 Difference]: With dead ends: 238 [2024-12-02 07:11:05,868 INFO L226 Difference]: Without dead ends: 121 [2024-12-02 07:11:05,869 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-12-02 07:11:05,869 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 126 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:11:05,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 479 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 20.3s Time] [2024-12-02 07:11:05,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-12-02 07:11:05,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 120. [2024-12-02 07:11:05,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 98 states have (on average 1.3673469387755102) internal successors, (134), 98 states have internal predecessors, (134), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-12-02 07:11:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 174 transitions. [2024-12-02 07:11:05,876 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 174 transitions. Word has length 167 [2024-12-02 07:11:05,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:11:05,876 INFO L471 AbstractCegarLoop]: Abstraction has 120 states and 174 transitions. [2024-12-02 07:11:05,876 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 5 states have internal predecessors, (73), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-12-02 07:11:05,876 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 174 transitions. [2024-12-02 07:11:05,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 07:11:05,877 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:11:05,878 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:11:05,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:11:06,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:11:06,078 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:11:06,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:11:06,079 INFO L85 PathProgramCache]: Analyzing trace with hash 277156016, now seen corresponding path program 1 times [2024-12-02 07:11:06,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:11:06,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1434848010] [2024-12-02 07:11:06,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:11:06,079 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 [2024-12-02 07:11:06,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:11:06,081 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:11:06,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:11:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:11:06,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 07:11:06,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:11:14,935 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 [2024-12-02 07:11:15,113 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 [2024-12-02 07:11:15,208 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 0 case distinctions, treesize of input 60 treesize of output 42 [2024-12-02 07:11:15,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:11:15,278 INFO L349 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2024-12-02 07:11:15,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 57 [2024-12-02 07:11:15,428 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:11:15,428 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 30 treesize of output 26 [2024-12-02 07:11:15,483 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-12-02 07:11:15,483 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:11:16,207 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:11:16,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1434848010] [2024-12-02 07:11:16,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1434848010] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:11:16,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1420561652] [2024-12-02 07:11:16,208 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:11:16,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 07:11:16,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 07:11:16,210 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 07:11:16,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-02 07:11:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:11:17,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-02 07:11:17,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:11:25,329 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 [2024-12-02 07:11:27,049 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2024-12-02 07:11:27,348 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 24 treesize of output 12 [2024-12-02 07:11:27,535 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 0 case distinctions, treesize of input 59 treesize of output 41 [2024-12-02 07:11:27,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:11:27,576 INFO L349 Elim1Store]: treesize reduction 36, result has 12.2 percent of original size [2024-12-02 07:11:27,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 41 treesize of output 52 [2024-12-02 07:11:27,767 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 29 treesize of output 23 [2024-12-02 07:11:27,787 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:11:27,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 36 [2024-12-02 07:11:27,799 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 72 proven. 76 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-02 07:11:27,799 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:11:28,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1420561652] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:11:28,220 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 07:11:28,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 21 [2024-12-02 07:11:28,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729374514] [2024-12-02 07:11:28,220 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 07:11:28,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-12-02 07:11:28,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:11:28,222 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-12-02 07:11:28,223 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=644, Unknown=0, NotChecked=0, Total=756 [2024-12-02 07:11:28,223 INFO L87 Difference]: Start difference. First operand 120 states and 174 transitions. Second operand has 22 states, 20 states have (on average 6.9) internal successors, (138), 19 states have internal predecessors, (138), 5 states have call successors, (40), 5 states have call predecessors, (40), 5 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2024-12-02 07:11:29,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:11:31,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:32,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:11:34,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:11:35,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:36,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:11:38,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:40,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:11:45,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:11:48,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:11:51,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:11:54,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:11:58,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:12:02,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:12:04,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:12:07,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:12:07,713 INFO L93 Difference]: Finished difference Result 485 states and 701 transitions. [2024-12-02 07:12:07,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 07:12:07,714 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 20 states have (on average 6.9) internal successors, (138), 19 states have internal predecessors, (138), 5 states have call successors, (40), 5 states have call predecessors, (40), 5 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) Word has length 169 [2024-12-02 07:12:07,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:12:07,719 INFO L225 Difference]: With dead ends: 485 [2024-12-02 07:12:07,719 INFO L226 Difference]: Without dead ends: 368 [2024-12-02 07:12:07,720 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 362 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 464 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=314, Invalid=1408, Unknown=0, NotChecked=0, Total=1722 [2024-12-02 07:12:07,721 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 895 mSDsluCounter, 1086 mSDsCounter, 0 mSdLazyCounter, 2049 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 913 SdHoareTripleChecker+Valid, 1195 SdHoareTripleChecker+Invalid, 2280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 2049 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:12:07,721 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [913 Valid, 1195 Invalid, 2280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 2049 Invalid, 0 Unknown, 0 Unchecked, 37.7s Time] [2024-12-02 07:12:07,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2024-12-02 07:12:07,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 228. [2024-12-02 07:12:07,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 187 states have (on average 1.3796791443850267) internal successors, (258), 188 states have internal predecessors, (258), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:12:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 334 transitions. [2024-12-02 07:12:07,759 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 334 transitions. Word has length 169 [2024-12-02 07:12:07,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:12:07,759 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 334 transitions. [2024-12-02 07:12:07,760 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 20 states have (on average 6.9) internal successors, (138), 19 states have internal predecessors, (138), 5 states have call successors, (40), 5 states have call predecessors, (40), 5 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2024-12-02 07:12:07,760 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 334 transitions. [2024-12-02 07:12:07,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 07:12:07,762 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:12:07,762 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:12:07,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-12-02 07:12:07,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-02 07:12:08,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 07:12:08,163 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:12:08,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:12:08,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1311191886, now seen corresponding path program 1 times [2024-12-02 07:12:08,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:12:08,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [933830340] [2024-12-02 07:12:08,164 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:12:08,164 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 [2024-12-02 07:12:08,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:12:08,165 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:12:08,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:12:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:12:08,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 07:12:08,678 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:12:08,696 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:12:08,696 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:12:08,696 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:12:08,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [933830340] [2024-12-02 07:12:08,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [933830340] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:12:08,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:12:08,696 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:12:08,696 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178251823] [2024-12-02 07:12:08,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:12:08,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:12:08,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:12:08,697 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:12:08,697 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:12:08,697 INFO L87 Difference]: Start difference. First operand 228 states and 334 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:12:08,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:12:08,758 INFO L93 Difference]: Finished difference Result 455 states and 669 transitions. [2024-12-02 07:12:08,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:12:08,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 169 [2024-12-02 07:12:08,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:12:08,761 INFO L225 Difference]: With dead ends: 455 [2024-12-02 07:12:08,761 INFO L226 Difference]: Without dead ends: 230 [2024-12-02 07:12:08,761 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:12:08,762 INFO L435 NwaCegarLoop]: 173 mSDtfsCounter, 0 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:12:08,762 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 340 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:12:08,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-12-02 07:12:08,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2024-12-02 07:12:08,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 189 states have (on average 1.3756613756613756) internal successors, (260), 190 states have internal predecessors, (260), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:12:08,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 336 transitions. [2024-12-02 07:12:08,780 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 336 transitions. Word has length 169 [2024-12-02 07:12:08,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:12:08,780 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 336 transitions. [2024-12-02 07:12:08,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:12:08,780 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2024-12-02 07:12:08,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 07:12:08,782 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:12:08,782 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:12:08,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-12-02 07:12:08,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:12:08,982 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:12:08,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:12:08,983 INFO L85 PathProgramCache]: Analyzing trace with hash 989630704, now seen corresponding path program 1 times [2024-12-02 07:12:08,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:12:08,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1775151835] [2024-12-02 07:12:08,983 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:12:08,983 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 [2024-12-02 07:12:08,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:12:08,985 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:12:08,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:12:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:12:09,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-02 07:12:09,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:12:16,769 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 15 treesize of output 15 [2024-12-02 07:12:17,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2024-12-02 07:12:17,189 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 27 treesize of output 18 [2024-12-02 07:12:17,372 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:12:17,372 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 26 treesize of output 10 [2024-12-02 07:12:17,450 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:12:17,450 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:12:17,451 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:12:17,451 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1775151835] [2024-12-02 07:12:17,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1775151835] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:12:17,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:12:17,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 07:12:17,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916548272] [2024-12-02 07:12:17,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:12:17,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 07:12:17,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:12:17,452 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 07:12:17,452 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-12-02 07:12:17,452 INFO L87 Difference]: Start difference. First operand 230 states and 336 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:12:19,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:21,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:22,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:23,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:28,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:30,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:34,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:37,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:40,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:41,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:42,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:12:42,094 INFO L93 Difference]: Finished difference Result 543 states and 794 transitions. [2024-12-02 07:12:42,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:12:42,096 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 169 [2024-12-02 07:12:42,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:12:42,098 INFO L225 Difference]: With dead ends: 543 [2024-12-02 07:12:42,098 INFO L226 Difference]: Without dead ends: 316 [2024-12-02 07:12:42,098 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:12:42,099 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 206 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 580 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 649 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:12:42,099 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 649 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 580 Invalid, 0 Unknown, 0 Unchecked, 24.3s Time] [2024-12-02 07:12:42,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2024-12-02 07:12:42,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 254. [2024-12-02 07:12:42,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 213 states have (on average 1.3849765258215962) internal successors, (295), 214 states have internal predecessors, (295), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:12:42,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 371 transitions. [2024-12-02 07:12:42,128 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 371 transitions. Word has length 169 [2024-12-02 07:12:42,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:12:42,128 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 371 transitions. [2024-12-02 07:12:42,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:12:42,128 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 371 transitions. [2024-12-02 07:12:42,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 07:12:42,129 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:12:42,130 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:12:42,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2024-12-02 07:12:42,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:12:42,330 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:12:42,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:12:42,331 INFO L85 PathProgramCache]: Analyzing trace with hash 402824690, now seen corresponding path program 1 times [2024-12-02 07:12:42,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:12:42,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [7863729] [2024-12-02 07:12:42,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:12:42,331 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 [2024-12-02 07:12:42,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:12:42,333 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:12:42,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:12:43,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:12:43,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-02 07:12:43,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:12:52,910 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 27 treesize of output 18 [2024-12-02 07:12:53,191 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 27 treesize of output 18 [2024-12-02 07:12:53,368 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 27 treesize of output 18 [2024-12-02 07:12:53,498 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:12:53,498 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 26 treesize of output 10 [2024-12-02 07:12:53,545 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:12:53,545 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:12:53,545 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:12:53,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [7863729] [2024-12-02 07:12:53,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [7863729] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:12:53,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:12:53,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 07:12:53,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179321089] [2024-12-02 07:12:53,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:12:53,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 07:12:53,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:12:53,546 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 07:12:53,546 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-12-02 07:12:53,546 INFO L87 Difference]: Start difference. First operand 254 states and 371 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:12:54,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:57,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:59,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:01,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:05,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:07,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:09,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:09,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:13:09,417 INFO L93 Difference]: Finished difference Result 563 states and 821 transitions. [2024-12-02 07:13:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 07:13:09,418 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 169 [2024-12-02 07:13:09,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:13:09,419 INFO L225 Difference]: With dead ends: 563 [2024-12-02 07:13:09,419 INFO L226 Difference]: Without dead ends: 312 [2024-12-02 07:13:09,420 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-12-02 07:13:09,420 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 233 mSDsluCounter, 357 mSDsCounter, 0 mSdLazyCounter, 438 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 518 SdHoareTripleChecker+Invalid, 448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 438 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:13:09,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 518 Invalid, 448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 438 Invalid, 1 Unknown, 0 Unchecked, 15.7s Time] [2024-12-02 07:13:09,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2024-12-02 07:13:09,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 254. [2024-12-02 07:13:09,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 213 states have (on average 1.375586854460094) internal successors, (293), 214 states have internal predecessors, (293), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:13:09,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 369 transitions. [2024-12-02 07:13:09,447 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 369 transitions. Word has length 169 [2024-12-02 07:13:09,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:13:09,447 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 369 transitions. [2024-12-02 07:13:09,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:13:09,447 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 369 transitions. [2024-12-02 07:13:09,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 07:13:09,449 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:13:09,449 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:13:09,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:13:09,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:13:09,649 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:13:09,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:13:09,650 INFO L85 PathProgramCache]: Analyzing trace with hash 855617198, now seen corresponding path program 1 times [2024-12-02 07:13:09,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:13:09,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [445261386] [2024-12-02 07:13:09,650 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:13:09,650 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 [2024-12-02 07:13:09,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:13:09,651 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:13:09,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:13:10,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:13:10,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-02 07:13:10,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:13:20,001 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 28 treesize of output 19 [2024-12-02 07:13:20,316 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 28 treesize of output 19 [2024-12-02 07:13:20,483 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 28 treesize of output 19 [2024-12-02 07:13:20,623 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:13:20,623 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 27 treesize of output 11 [2024-12-02 07:13:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:13:20,672 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:13:20,672 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:13:20,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [445261386] [2024-12-02 07:13:20,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [445261386] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:13:20,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:13:20,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 07:13:20,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104730450] [2024-12-02 07:13:20,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:13:20,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 07:13:20,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:13:20,673 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 07:13:20,673 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2024-12-02 07:13:20,673 INFO L87 Difference]: Start difference. First operand 254 states and 369 transitions. Second operand has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:13:22,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:23,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:24,458 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:29,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:31,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:33,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:38,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:40,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:41,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:41,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:13:41,571 INFO L93 Difference]: Finished difference Result 571 states and 829 transitions. [2024-12-02 07:13:41,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 07:13:41,572 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 169 [2024-12-02 07:13:41,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:13:41,574 INFO L225 Difference]: With dead ends: 571 [2024-12-02 07:13:41,574 INFO L226 Difference]: Without dead ends: 320 [2024-12-02 07:13:41,575 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2024-12-02 07:13:41,575 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 233 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:13:41,576 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 495 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 472 Invalid, 1 Unknown, 0 Unchecked, 20.7s Time] [2024-12-02 07:13:41,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2024-12-02 07:13:41,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 258. [2024-12-02 07:13:41,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 217 states have (on average 1.368663594470046) internal successors, (297), 218 states have internal predecessors, (297), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:13:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 373 transitions. [2024-12-02 07:13:41,605 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 373 transitions. Word has length 169 [2024-12-02 07:13:41,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:13:41,606 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 373 transitions. [2024-12-02 07:13:41,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.0) internal successors, (72), 8 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:13:41,606 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 373 transitions. [2024-12-02 07:13:41,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-12-02 07:13:41,607 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:13:41,607 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:13:41,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:13:41,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:13:41,808 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:13:41,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:13:41,808 INFO L85 PathProgramCache]: Analyzing trace with hash 268811184, now seen corresponding path program 1 times [2024-12-02 07:13:41,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:13:41,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [251284623] [2024-12-02 07:13:41,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:13:41,809 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 [2024-12-02 07:13:41,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:13:41,810 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:13:41,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-12-02 07:13:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:13:42,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-02 07:13:42,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:13:49,607 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 15 treesize of output 15 [2024-12-02 07:13:49,933 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 27 treesize of output 18 [2024-12-02 07:13:50,065 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 27 treesize of output 18 [2024-12-02 07:13:50,249 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:13:50,249 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 26 treesize of output 10 [2024-12-02 07:13:50,334 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:13:50,334 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:13:50,334 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:13:50,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [251284623] [2024-12-02 07:13:50,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [251284623] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:13:50,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:13:50,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 07:13:50,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176307731] [2024-12-02 07:13:50,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:13:50,335 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 07:13:50,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:13:50,335 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 07:13:50,335 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-12-02 07:13:50,335 INFO L87 Difference]: Start difference. First operand 258 states and 373 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:13:52,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:53,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:54,764 WARN L539 Checker$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 [] [2024-12-02 07:13:55,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:13:59,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:02,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:04,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:08,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:10,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:11,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:12,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:14:12,080 INFO L93 Difference]: Finished difference Result 575 states and 831 transitions. [2024-12-02 07:14:12,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:14:12,081 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 169 [2024-12-02 07:14:12,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:14:12,082 INFO L225 Difference]: With dead ends: 575 [2024-12-02 07:14:12,082 INFO L226 Difference]: Without dead ends: 320 [2024-12-02 07:14:12,083 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:14:12,083 INFO L435 NwaCegarLoop]: 183 mSDtfsCounter, 195 mSDsluCounter, 648 mSDsCounter, 0 mSdLazyCounter, 710 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 195 SdHoareTripleChecker+Valid, 831 SdHoareTripleChecker+Invalid, 715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2024-12-02 07:14:12,083 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [195 Valid, 831 Invalid, 715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 710 Invalid, 0 Unknown, 0 Unchecked, 21.4s Time] [2024-12-02 07:14:12,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2024-12-02 07:14:12,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 258. [2024-12-02 07:14:12,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 217 states have (on average 1.368663594470046) internal successors, (297), 218 states have internal predecessors, (297), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:14:12,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 373 transitions. [2024-12-02 07:14:12,106 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 373 transitions. Word has length 169 [2024-12-02 07:14:12,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:14:12,107 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 373 transitions. [2024-12-02 07:14:12,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:14:12,107 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 373 transitions. [2024-12-02 07:14:12,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:14:12,108 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:14:12,108 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:14:12,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-12-02 07:14:12,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:14:12,309 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:14:12,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:14:12,309 INFO L85 PathProgramCache]: Analyzing trace with hash 4787813, now seen corresponding path program 1 times [2024-12-02 07:14:12,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:14:12,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [3792253] [2024-12-02 07:14:12,310 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:14:12,310 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 [2024-12-02 07:14:12,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:14:12,311 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:14:12,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:14:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:14:13,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-02 07:14:13,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:14:22,905 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 15 treesize of output 15 [2024-12-02 07:14:23,296 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 27 treesize of output 18 [2024-12-02 07:14:23,606 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-02 07:14:23,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 66 [2024-12-02 07:14:23,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:14:23,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 70 [2024-12-02 07:14:23,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2024-12-02 07:14:23,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:14:24,070 INFO L349 Elim1Store]: treesize reduction 94, result has 22.3 percent of original size [2024-12-02 07:14:24,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 42 treesize of output 92 [2024-12-02 07:14:24,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2024-12-02 07:14:24,819 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 57 treesize of output 39 [2024-12-02 07:14:25,053 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:14:25,053 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 24 [2024-12-02 07:14:25,161 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:14:25,161 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:14:25,161 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:14:25,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [3792253] [2024-12-02 07:14:25,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [3792253] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:14:25,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:14:25,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 07:14:25,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226184793] [2024-12-02 07:14:25,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:14:25,162 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 07:14:25,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:14:25,162 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 07:14:25,162 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-12-02 07:14:25,162 INFO L87 Difference]: Start difference. First operand 258 states and 373 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:14:29,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:31,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:33,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:38,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:40,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:42,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:43,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:45,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:14:45,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:14:45,754 INFO L93 Difference]: Finished difference Result 614 states and 884 transitions. [2024-12-02 07:14:45,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 07:14:45,755 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:14:45,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:14:45,757 INFO L225 Difference]: With dead ends: 614 [2024-12-02 07:14:45,757 INFO L226 Difference]: Without dead ends: 359 [2024-12-02 07:14:45,758 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2024-12-02 07:14:45,758 INFO L435 NwaCegarLoop]: 143 mSDtfsCounter, 379 mSDsluCounter, 525 mSDsCounter, 0 mSdLazyCounter, 615 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 379 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:14:45,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [379 Valid, 668 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 615 Invalid, 0 Unknown, 0 Unchecked, 20.0s Time] [2024-12-02 07:14:45,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2024-12-02 07:14:45,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 260. [2024-12-02 07:14:45,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 219 states have (on average 1.36986301369863) internal successors, (300), 220 states have internal predecessors, (300), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:14:45,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 376 transitions. [2024-12-02 07:14:45,796 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 376 transitions. Word has length 171 [2024-12-02 07:14:45,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:14:45,797 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 376 transitions. [2024-12-02 07:14:45,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:14:45,797 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 376 transitions. [2024-12-02 07:14:45,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:14:45,798 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:14:45,798 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:14:45,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:14:45,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:14:45,999 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:14:45,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:14:45,999 INFO L85 PathProgramCache]: Analyzing trace with hash -582018201, now seen corresponding path program 1 times [2024-12-02 07:14:46,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:14:46,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [926646861] [2024-12-02 07:14:46,000 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:14:46,000 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 [2024-12-02 07:14:46,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:14:46,001 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:14:46,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-12-02 07:14:46,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:14:46,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-02 07:14:46,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:14:59,401 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 27 treesize of output 18 [2024-12-02 07:14:59,793 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 27 treesize of output 18 [2024-12-02 07:15:00,154 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-02 07:15:00,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 62 treesize of output 59 [2024-12-02 07:15:00,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:15:00,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 70 [2024-12-02 07:15:00,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2024-12-02 07:15:00,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:15:00,719 INFO L349 Elim1Store]: treesize reduction 94, result has 22.3 percent of original size [2024-12-02 07:15:00,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 42 treesize of output 92 [2024-12-02 07:15:01,090 INFO L349 Elim1Store]: treesize reduction 72, result has 35.1 percent of original size [2024-12-02 07:15:01,090 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 44 treesize of output 74 [2024-12-02 07:15:01,760 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 57 treesize of output 39 [2024-12-02 07:15:01,905 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:15:01,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 24 [2024-12-02 07:15:01,962 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:15:01,962 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:15:01,962 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:15:01,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [926646861] [2024-12-02 07:15:01,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [926646861] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:15:01,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:15:01,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 07:15:01,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407856131] [2024-12-02 07:15:01,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:15:01,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 07:15:01,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:15:01,964 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 07:15:01,964 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-12-02 07:15:01,964 INFO L87 Difference]: Start difference. First operand 260 states and 376 transitions. Second operand has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:15:06,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:15:08,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:15:10,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:15:11,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:15:16,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:15:17,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:15:20,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:15:21,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:15:22,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:15:22,614 INFO L93 Difference]: Finished difference Result 614 states and 883 transitions. [2024-12-02 07:15:22,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:15:22,615 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:15:22,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:15:22,616 INFO L225 Difference]: With dead ends: 614 [2024-12-02 07:15:22,616 INFO L226 Difference]: Without dead ends: 357 [2024-12-02 07:15:22,617 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:15:22,617 INFO L435 NwaCegarLoop]: 161 mSDtfsCounter, 380 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 581 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:15:22,617 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 581 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 575 Invalid, 1 Unknown, 0 Unchecked, 20.2s Time] [2024-12-02 07:15:22,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2024-12-02 07:15:22,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 260. [2024-12-02 07:15:22,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 260 states, 219 states have (on average 1.365296803652968) internal successors, (299), 220 states have internal predecessors, (299), 38 states have call successors, (38), 2 states have call predecessors, (38), 2 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:15:22,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 260 states and 375 transitions. [2024-12-02 07:15:22,655 INFO L78 Accepts]: Start accepts. Automaton has 260 states and 375 transitions. Word has length 171 [2024-12-02 07:15:22,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:15:22,655 INFO L471 AbstractCegarLoop]: Abstraction has 260 states and 375 transitions. [2024-12-02 07:15:22,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:15:22,656 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 375 transitions. [2024-12-02 07:15:22,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:15:22,657 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:15:22,657 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:15:22,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2024-12-02 07:15:22,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:15:22,857 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:15:22,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:15:22,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1793162917, now seen corresponding path program 1 times [2024-12-02 07:15:22,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:15:22,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [487294345] [2024-12-02 07:15:22,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:15:22,859 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 [2024-12-02 07:15:22,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:15:22,860 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:15:22,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:15:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:15:23,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-02 07:15:23,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:15:32,285 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 [2024-12-02 07:15:32,475 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 [2024-12-02 07:15:32,617 INFO L349 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2024-12-02 07:15:32,618 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 27 treesize of output 26 [2024-12-02 07:15:32,735 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:15:32,735 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 31 treesize of output 23 [2024-12-02 07:15:32,821 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-12-02 07:15:32,822 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:15:33,514 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:15:33,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [487294345] [2024-12-02 07:15:33,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [487294345] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:15:33,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [256045330] [2024-12-02 07:15:33,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:15:33,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 07:15:33,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 07:15:33,517 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 07:15:33,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-02 07:15:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:15:36,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 57 conjuncts are in the unsatisfiable core [2024-12-02 07:15:36,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:15:36,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:37,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:39,232 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:40,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:41,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:42,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:43,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:44,602 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:45,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:46,889 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:15:47,907 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 [2024-12-02 07:15:49,131 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 24 treesize of output 12 [2024-12-02 07:15:50,786 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 24 treesize of output 26 [2024-12-02 07:15:51,430 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 35 treesize of output 29 [2024-12-02 07:15:51,736 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 35 treesize of output 29 [2024-12-02 07:15:52,098 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 35 treesize of output 29 [2024-12-02 07:15:52,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 14 [2024-12-02 07:15:52,731 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 128 proven. 144 refuted. 0 times theorem prover too weak. 488 trivial. 0 not checked. [2024-12-02 07:15:52,731 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:16:00,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [256045330] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:16:00,876 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 07:16:00,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 22 [2024-12-02 07:16:00,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120436959] [2024-12-02 07:16:00,877 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 07:16:00,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-12-02 07:16:00,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:16:00,878 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-12-02 07:16:00,878 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1133, Unknown=1, NotChecked=0, Total=1260 [2024-12-02 07:16:00,878 INFO L87 Difference]: Start difference. First operand 260 states and 375 transitions. Second operand has 23 states, 22 states have (on average 6.681818181818182) internal successors, (147), 21 states have internal predecessors, (147), 5 states have call successors, (40), 5 states have call predecessors, (40), 5 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2024-12-02 07:16:02,648 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] [2024-12-02 07:16:04,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:05,998 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:07,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:09,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:16:11,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:12,462 WARN L539 Checker$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 [] [2024-12-02 07:16:13,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:16:15,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:16,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:26,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:31,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:32,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:35,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:16:38,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:43,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:16:45,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:47,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:49,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:16:51,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:53,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:16:58,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:16:58,224 INFO L93 Difference]: Finished difference Result 688 states and 975 transitions. [2024-12-02 07:16:58,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-12-02 07:16:58,225 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.681818181818182) internal successors, (147), 21 states have internal predecessors, (147), 5 states have call successors, (40), 5 states have call predecessors, (40), 5 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) Word has length 171 [2024-12-02 07:16:58,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:16:58,226 INFO L225 Difference]: With dead ends: 688 [2024-12-02 07:16:58,226 INFO L226 Difference]: Without dead ends: 431 [2024-12-02 07:16:58,227 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 364 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 17.5s TimeCoverageRelationStatistics Valid=757, Invalid=3402, Unknown=1, NotChecked=0, Total=4160 [2024-12-02 07:16:58,228 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 1805 mSDsluCounter, 1061 mSDsCounter, 0 mSdLazyCounter, 1823 mSolverCounterSat, 569 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1805 SdHoareTripleChecker+Valid, 1141 SdHoareTripleChecker+Invalid, 2393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 569 IncrementalHoareTripleChecker+Valid, 1823 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:16:58,228 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1805 Valid, 1141 Invalid, 2393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [569 Valid, 1823 Invalid, 1 Unknown, 0 Unchecked, 50.3s Time] [2024-12-02 07:16:58,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2024-12-02 07:16:58,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 256. [2024-12-02 07:16:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 213 states have (on average 1.3474178403755868) internal successors, (287), 214 states have internal predecessors, (287), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:16:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 363 transitions. [2024-12-02 07:16:58,258 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 363 transitions. Word has length 171 [2024-12-02 07:16:58,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:16:58,258 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 363 transitions. [2024-12-02 07:16:58,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.681818181818182) internal successors, (147), 21 states have internal predecessors, (147), 5 states have call successors, (40), 5 states have call predecessors, (40), 5 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2024-12-02 07:16:58,259 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 363 transitions. [2024-12-02 07:16:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:16:58,259 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:16:58,259 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:16:58,273 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-12-02 07:16:58,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:16:58,660 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:16:58,660 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:16:58,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:16:58,660 INFO L85 PathProgramCache]: Analyzing trace with hash -721598398, now seen corresponding path program 1 times [2024-12-02 07:16:58,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:16:58,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1817376992] [2024-12-02 07:16:58,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:16:58,661 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 [2024-12-02 07:16:58,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:16:58,662 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:16:58,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:16:59,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:16:59,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 07:16:59,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:16:59,445 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:16:59,445 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:16:59,446 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:16:59,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1817376992] [2024-12-02 07:16:59,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1817376992] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:16:59,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:16:59,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 07:16:59,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321264287] [2024-12-02 07:16:59,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:16:59,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:16:59,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:16:59,446 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:16:59,447 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:16:59,447 INFO L87 Difference]: Start difference. First operand 256 states and 363 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:16:59,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:16:59,570 INFO L93 Difference]: Finished difference Result 515 states and 731 transitions. [2024-12-02 07:16:59,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:16:59,571 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:16:59,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:16:59,572 INFO L225 Difference]: With dead ends: 515 [2024-12-02 07:16:59,572 INFO L226 Difference]: Without dead ends: 262 [2024-12-02 07:16:59,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:16:59,573 INFO L435 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 496 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 667 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:16:59,573 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 667 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:16:59,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2024-12-02 07:16:59,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 262. [2024-12-02 07:16:59,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 219 states have (on average 1.3378995433789955) internal successors, (293), 220 states have internal predecessors, (293), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:16:59,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 369 transitions. [2024-12-02 07:16:59,606 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 369 transitions. Word has length 171 [2024-12-02 07:16:59,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:16:59,606 INFO L471 AbstractCegarLoop]: Abstraction has 262 states and 369 transitions. [2024-12-02 07:16:59,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:16:59,606 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 369 transitions. [2024-12-02 07:16:59,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:16:59,607 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:16:59,607 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:16:59,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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)] Forceful destruction successful, exit code 0 [2024-12-02 07:16:59,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:16:59,808 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:16:59,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:16:59,808 INFO L85 PathProgramCache]: Analyzing trace with hash -544909099, now seen corresponding path program 1 times [2024-12-02 07:16:59,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:16:59,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1474519818] [2024-12-02 07:16:59,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:16:59,809 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 [2024-12-02 07:16:59,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:16:59,810 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:16:59,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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)] Waiting until timeout for monitored process [2024-12-02 07:17:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:17:00,712 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-02 07:17:00,717 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:17:13,151 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 [2024-12-02 07:17:13,396 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 [2024-12-02 07:17:13,614 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 [2024-12-02 07:17:13,724 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 0 case distinctions, treesize of input 60 treesize of output 42 [2024-12-02 07:17:13,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:17:13,796 INFO L349 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2024-12-02 07:17:13,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 57 [2024-12-02 07:17:13,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 4 [2024-12-02 07:17:13,976 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:17:13,976 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 30 treesize of output 26 [2024-12-02 07:17:14,048 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2024-12-02 07:17:14,048 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:17:15,399 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:17:15,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1474519818] [2024-12-02 07:17:15,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1474519818] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:17:15,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [484696606] [2024-12-02 07:17:15,400 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:17:15,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 07:17:15,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 07:17:15,402 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 07:17:15,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-02 07:17:16,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:17:16,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-02 07:17:16,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:17:28,567 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 [2024-12-02 07:17:31,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2024-12-02 07:17:31,383 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 24 treesize of output 12 [2024-12-02 07:17:31,663 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 24 treesize of output 12 [2024-12-02 07:17:31,892 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 0 case distinctions, treesize of input 87 treesize of output 65 [2024-12-02 07:17:31,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:17:31,947 INFO L349 Elim1Store]: treesize reduction 36, result has 12.2 percent of original size [2024-12-02 07:17:31,947 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 65 treesize of output 72 [2024-12-02 07:17:32,190 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 29 treesize of output 23 [2024-12-02 07:17:32,214 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:17:32,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 36 [2024-12-02 07:17:32,229 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 72 proven. 76 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2024-12-02 07:17:32,229 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:17:32,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [484696606] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:17:32,932 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 07:17:32,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13] total 23 [2024-12-02 07:17:32,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491028454] [2024-12-02 07:17:32,932 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 07:17:32,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-12-02 07:17:32,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:17:32,934 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-12-02 07:17:32,934 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=791, Unknown=0, NotChecked=0, Total=930 [2024-12-02 07:17:32,934 INFO L87 Difference]: Start difference. First operand 262 states and 369 transitions. Second operand has 24 states, 22 states have (on average 6.454545454545454) internal successors, (142), 21 states have internal predecessors, (142), 5 states have call successors, (40), 5 states have call predecessors, (40), 5 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2024-12-02 07:17:34,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:17:36,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:17:38,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:17:39,613 WARN L539 Checker$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] [2024-12-02 07:17:42,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:17:43,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:17:44,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:17:47,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:17:48,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:17:50,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:17:58,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:18:01,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:18:04,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:18:06,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:18:09,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:18:12,058 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:18:14,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-02 07:18:15,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:18:15,954 INFO L93 Difference]: Finished difference Result 810 states and 1136 transitions. [2024-12-02 07:18:15,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-12-02 07:18:15,955 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 6.454545454545454) internal successors, (142), 21 states have internal predecessors, (142), 5 states have call successors, (40), 5 states have call predecessors, (40), 5 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) Word has length 171 [2024-12-02 07:18:15,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:18:15,957 INFO L225 Difference]: With dead ends: 810 [2024-12-02 07:18:15,957 INFO L226 Difference]: Without dead ends: 551 [2024-12-02 07:18:15,958 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 367 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 502 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=325, Invalid=1397, Unknown=0, NotChecked=0, Total=1722 [2024-12-02 07:18:15,958 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 1006 mSDsluCounter, 755 mSDsCounter, 0 mSdLazyCounter, 1251 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1024 SdHoareTripleChecker+Valid, 864 SdHoareTripleChecker+Invalid, 1482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:18:15,958 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1024 Valid, 864 Invalid, 1482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1251 Invalid, 0 Unknown, 0 Unchecked, 41.1s Time] [2024-12-02 07:18:15,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2024-12-02 07:18:15,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 264. [2024-12-02 07:18:15,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 221 states have (on average 1.334841628959276) internal successors, (295), 222 states have internal predecessors, (295), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:18:15,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 371 transitions. [2024-12-02 07:18:15,998 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 371 transitions. Word has length 171 [2024-12-02 07:18:15,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:18:15,998 INFO L471 AbstractCegarLoop]: Abstraction has 264 states and 371 transitions. [2024-12-02 07:18:15,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 6.454545454545454) internal successors, (142), 21 states have internal predecessors, (142), 5 states have call successors, (40), 5 states have call predecessors, (40), 5 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2024-12-02 07:18:15,998 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 371 transitions. [2024-12-02 07:18:15,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:18:15,999 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:18:15,999 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:18:16,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 07:18:16,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-02 07:18:16,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt [2024-12-02 07:18:16,400 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:18:16,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:18:16,400 INFO L85 PathProgramCache]: Analyzing trace with hash 167565589, now seen corresponding path program 1 times [2024-12-02 07:18:16,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:18:16,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972393146] [2024-12-02 07:18:16,401 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:18:16,401 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 [2024-12-02 07:18:16,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:18:16,402 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:18:16,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:18:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:18:17,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-02 07:18:17,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:18:27,886 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 15 treesize of output 15 [2024-12-02 07:18:28,233 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 27 treesize of output 18 [2024-12-02 07:18:28,497 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 27 treesize of output 18 [2024-12-02 07:18:28,674 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 27 treesize of output 18 [2024-12-02 07:18:28,915 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:18:28,916 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 26 treesize of output 10 [2024-12-02 07:18:29,033 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:18:29,033 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:18:29,033 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:18:29,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972393146] [2024-12-02 07:18:29,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1972393146] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:18:29,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:18:29,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 07:18:29,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114141844] [2024-12-02 07:18:29,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:18:29,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 07:18:29,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:18:29,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 07:18:29,035 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-12-02 07:18:29,035 INFO L87 Difference]: Start difference. First operand 264 states and 371 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:18:30,748 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:18:32,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:18:33,609 WARN L539 Checker$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 [] [2024-12-02 07:18:34,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:18:38,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:18:42,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:18:45,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:18:48,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:18:51,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:18:51,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:18:51,550 INFO L93 Difference]: Finished difference Result 611 states and 858 transitions. [2024-12-02 07:18:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:18:51,551 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:18:51,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:18:51,552 INFO L225 Difference]: With dead ends: 611 [2024-12-02 07:18:51,552 INFO L226 Difference]: Without dead ends: 350 [2024-12-02 07:18:51,553 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2024-12-02 07:18:51,553 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 206 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 583 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 206 SdHoareTripleChecker+Valid, 651 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:18:51,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [206 Valid, 651 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 583 Invalid, 0 Unknown, 0 Unchecked, 22.1s Time] [2024-12-02 07:18:51,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 350 states. [2024-12-02 07:18:51,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 350 to 282. [2024-12-02 07:18:51,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 239 states have (on average 1.3430962343096233) internal successors, (321), 240 states have internal predecessors, (321), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:18:51,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 397 transitions. [2024-12-02 07:18:51,587 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 397 transitions. Word has length 171 [2024-12-02 07:18:51,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:18:51,587 INFO L471 AbstractCegarLoop]: Abstraction has 282 states and 397 transitions. [2024-12-02 07:18:51,587 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:18:51,588 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 397 transitions. [2024-12-02 07:18:51,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:18:51,588 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:18:51,588 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:18:51,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:18:51,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:18:51,789 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:18:51,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:18:51,789 INFO L85 PathProgramCache]: Analyzing trace with hash -419240425, now seen corresponding path program 1 times [2024-12-02 07:18:51,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:18:51,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [227098076] [2024-12-02 07:18:51,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:18:51,790 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 [2024-12-02 07:18:51,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:18:51,791 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:18:51,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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)] Waiting until timeout for monitored process [2024-12-02 07:18:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:18:53,306 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-02 07:18:53,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:19:07,227 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 27 treesize of output 18 [2024-12-02 07:19:07,760 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 27 treesize of output 18 [2024-12-02 07:19:08,096 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 27 treesize of output 18 [2024-12-02 07:19:08,305 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 27 treesize of output 18 [2024-12-02 07:19:08,457 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:19:08,457 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 26 treesize of output 10 [2024-12-02 07:19:08,517 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:19:08,518 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:19:08,518 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:19:08,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [227098076] [2024-12-02 07:19:08,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [227098076] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:19:08,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:19:08,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 07:19:08,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703484728] [2024-12-02 07:19:08,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:19:08,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 07:19:08,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:19:08,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 07:19:08,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2024-12-02 07:19:08,520 INFO L87 Difference]: Start difference. First operand 282 states and 397 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:19:10,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:11,901 WARN L539 Checker$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 [] [2024-12-02 07:19:16,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:19,256 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:22,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:24,162 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:28,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:31,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:34,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:34,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:19:34,346 INFO L93 Difference]: Finished difference Result 627 states and 880 transitions. [2024-12-02 07:19:34,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 07:19:34,347 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:19:34,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:19:34,348 INFO L225 Difference]: With dead ends: 627 [2024-12-02 07:19:34,348 INFO L226 Difference]: Without dead ends: 348 [2024-12-02 07:19:34,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:19:34,349 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 233 mSDsluCounter, 385 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 10 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:19:34,349 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 543 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 463 Invalid, 1 Unknown, 0 Unchecked, 25.5s Time] [2024-12-02 07:19:34,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2024-12-02 07:19:34,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 282. [2024-12-02 07:19:34,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 239 states have (on average 1.3347280334728033) internal successors, (319), 240 states have internal predecessors, (319), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:19:34,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 395 transitions. [2024-12-02 07:19:34,399 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 395 transitions. Word has length 171 [2024-12-02 07:19:34,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:19:34,399 INFO L471 AbstractCegarLoop]: Abstraction has 282 states and 395 transitions. [2024-12-02 07:19:34,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:19:34,400 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 395 transitions. [2024-12-02 07:19:34,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:19:34,401 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:19:34,401 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:19:34,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 07:19:34,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:19:34,601 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:19:34,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:19:34,602 INFO L85 PathProgramCache]: Analyzing trace with hash 66827427, now seen corresponding path program 1 times [2024-12-02 07:19:34,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:19:34,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [258171832] [2024-12-02 07:19:34,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:19:34,602 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 [2024-12-02 07:19:34,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:19:34,603 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:19:34,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:19:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:19:35,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-02 07:19:35,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:19:49,304 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 28 treesize of output 19 [2024-12-02 07:19:49,762 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 28 treesize of output 19 [2024-12-02 07:19:50,129 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-02 07:19:50,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 63 treesize of output 60 [2024-12-02 07:19:50,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:19:50,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 71 [2024-12-02 07:19:50,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2024-12-02 07:19:50,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:19:50,828 INFO L349 Elim1Store]: treesize reduction 94, result has 22.3 percent of original size [2024-12-02 07:19:50,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 43 treesize of output 93 [2024-12-02 07:19:50,875 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2024-12-02 07:19:51,669 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 59 treesize of output 41 [2024-12-02 07:19:51,821 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:19:51,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 26 [2024-12-02 07:19:51,879 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:19:51,879 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:19:51,880 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:19:51,880 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [258171832] [2024-12-02 07:19:51,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [258171832] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:19:51,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:19:51,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 07:19:51,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957351961] [2024-12-02 07:19:51,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:19:51,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 07:19:51,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:19:51,880 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 07:19:51,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-12-02 07:19:51,881 INFO L87 Difference]: Start difference. First operand 282 states and 395 transitions. Second operand has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:19:52,920 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 [] [2024-12-02 07:19:54,054 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:55,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:19:57,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:02,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:04,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:06,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:10,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:13,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:16,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:18,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:20,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:22,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:22,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:20:22,168 INFO L93 Difference]: Finished difference Result 631 states and 879 transitions. [2024-12-02 07:20:22,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:20:22,170 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:20:22,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:20:22,171 INFO L225 Difference]: With dead ends: 631 [2024-12-02 07:20:22,171 INFO L226 Difference]: Without dead ends: 352 [2024-12-02 07:20:22,172 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:20:22,172 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 389 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 633 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 389 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:20:22,172 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [389 Valid, 603 Invalid, 644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 633 Invalid, 0 Unknown, 0 Unchecked, 29.7s Time] [2024-12-02 07:20:22,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2024-12-02 07:20:22,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 282. [2024-12-02 07:20:22,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 282 states, 239 states have (on average 1.3305439330543933) internal successors, (318), 240 states have internal predecessors, (318), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:20:22,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 394 transitions. [2024-12-02 07:20:22,207 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 394 transitions. Word has length 171 [2024-12-02 07:20:22,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:20:22,208 INFO L471 AbstractCegarLoop]: Abstraction has 282 states and 394 transitions. [2024-12-02 07:20:22,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:20:22,208 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 394 transitions. [2024-12-02 07:20:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:20:22,208 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:20:22,209 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:20:22,221 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 07:20:22,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:20:22,409 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:20:22,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:20:22,409 INFO L85 PathProgramCache]: Analyzing trace with hash -519978587, now seen corresponding path program 1 times [2024-12-02 07:20:22,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:20:22,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1784296564] [2024-12-02 07:20:22,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:20:22,410 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 [2024-12-02 07:20:22,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:20:22,411 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:20:22,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 (22)] Waiting until timeout for monitored process [2024-12-02 07:20:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:20:23,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-02 07:20:23,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:20:34,180 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 15 treesize of output 15 [2024-12-02 07:20:34,622 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 27 treesize of output 18 [2024-12-02 07:20:34,988 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2024-12-02 07:20:34,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 62 treesize of output 66 [2024-12-02 07:20:35,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:20:35,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 70 [2024-12-02 07:20:35,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2024-12-02 07:20:35,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-02 07:20:35,501 INFO L349 Elim1Store]: treesize reduction 94, result has 22.3 percent of original size [2024-12-02 07:20:35,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 42 treesize of output 92 [2024-12-02 07:20:35,907 INFO L349 Elim1Store]: treesize reduction 56, result has 41.1 percent of original size [2024-12-02 07:20:35,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 46 treesize of output 71 [2024-12-02 07:20:36,505 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 57 treesize of output 39 [2024-12-02 07:20:36,737 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:20:36,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 24 [2024-12-02 07:20:36,849 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:20:36,849 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:20:36,849 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:20:36,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1784296564] [2024-12-02 07:20:36,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1784296564] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:20:36,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:20:36,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 07:20:36,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377379263] [2024-12-02 07:20:36,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:20:36,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 07:20:36,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:20:36,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 07:20:36,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-12-02 07:20:36,851 INFO L87 Difference]: Start difference. First operand 282 states and 394 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:20:37,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:39,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:40,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:43,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:44,545 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:49,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:52,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:53,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:55,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:20:59,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:01,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:04,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:06,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:08,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:10,110 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:10,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:21:10,608 INFO L93 Difference]: Finished difference Result 631 states and 877 transitions. [2024-12-02 07:21:10,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 07:21:10,610 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:21:10,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:21:10,611 INFO L225 Difference]: With dead ends: 631 [2024-12-02 07:21:10,611 INFO L226 Difference]: Without dead ends: 352 [2024-12-02 07:21:10,611 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2024-12-02 07:21:10,612 INFO L435 NwaCegarLoop]: 207 mSDtfsCounter, 188 mSDsluCounter, 917 mSDsCounter, 0 mSdLazyCounter, 1092 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 1124 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1092 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:21:10,612 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 1124 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1092 Invalid, 0 Unknown, 0 Unchecked, 33.1s Time] [2024-12-02 07:21:10,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2024-12-02 07:21:10,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 278. [2024-12-02 07:21:10,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 235 states have (on average 1.3319148936170213) internal successors, (313), 236 states have internal predecessors, (313), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:21:10,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 389 transitions. [2024-12-02 07:21:10,683 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 389 transitions. Word has length 171 [2024-12-02 07:21:10,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:21:10,683 INFO L471 AbstractCegarLoop]: Abstraction has 278 states and 389 transitions. [2024-12-02 07:21:10,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:21:10,684 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 389 transitions. [2024-12-02 07:21:10,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:21:10,684 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:21:10,684 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:21:10,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 (22)] Ended with exit code 0 [2024-12-02 07:21:10,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:21:10,885 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:21:10,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:21:10,885 INFO L85 PathProgramCache]: Analyzing trace with hash 229605203, now seen corresponding path program 1 times [2024-12-02 07:21:10,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:21:10,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [954004763] [2024-12-02 07:21:10,885 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:21:10,886 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 [2024-12-02 07:21:10,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:21:10,887 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:21:10,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 (23)] Waiting until timeout for monitored process [2024-12-02 07:21:12,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:21:12,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-02 07:21:12,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:21:17,687 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 28 treesize of output 19 [2024-12-02 07:21:17,756 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:21:17,756 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 27 treesize of output 11 [2024-12-02 07:21:17,790 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:21:17,790 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:21:17,791 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:21:17,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [954004763] [2024-12-02 07:21:17,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [954004763] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:21:17,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:21:17,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 07:21:17,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [212980754] [2024-12-02 07:21:17,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:21:17,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 07:21:17,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:21:17,792 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 07:21:17,792 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:21:17,792 INFO L87 Difference]: Start difference. First operand 278 states and 389 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 6 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:21:20,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:21,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:26,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:29,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:32,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:33,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:34,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:21:34,012 INFO L93 Difference]: Finished difference Result 553 states and 775 transitions. [2024-12-02 07:21:34,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 07:21:34,013 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 6 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:21:34,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:21:34,015 INFO L225 Difference]: With dead ends: 553 [2024-12-02 07:21:34,015 INFO L226 Difference]: Without dead ends: 278 [2024-12-02 07:21:34,015 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-12-02 07:21:34,016 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 97 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:21:34,016 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 434 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 16.1s Time] [2024-12-02 07:21:34,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2024-12-02 07:21:34,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2024-12-02 07:21:34,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 235 states have (on average 1.327659574468085) internal successors, (312), 236 states have internal predecessors, (312), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:21:34,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 388 transitions. [2024-12-02 07:21:34,066 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 388 transitions. Word has length 171 [2024-12-02 07:21:34,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:21:34,067 INFO L471 AbstractCegarLoop]: Abstraction has 278 states and 388 transitions. [2024-12-02 07:21:34,067 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 6 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:21:34,067 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 388 transitions. [2024-12-02 07:21:34,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:21:34,068 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:21:34,068 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:21:34,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 (23)] Ended with exit code 0 [2024-12-02 07:21:34,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:21:34,268 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:21:34,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:21:34,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1575833131, now seen corresponding path program 1 times [2024-12-02 07:21:34,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:21:34,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1824263992] [2024-12-02 07:21:34,269 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:21:34,269 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 [2024-12-02 07:21:34,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:21:34,271 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:21:34,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 (24)] Waiting until timeout for monitored process [2024-12-02 07:21:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:21:35,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-02 07:21:35,657 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:21:49,558 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-02 07:21:50,125 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 28 treesize of output 19 [2024-12-02 07:21:50,440 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 28 treesize of output 19 [2024-12-02 07:21:50,626 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 28 treesize of output 19 [2024-12-02 07:21:50,799 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:21:50,799 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 27 treesize of output 11 [2024-12-02 07:21:50,858 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:21:50,859 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:21:50,859 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:21:50,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1824263992] [2024-12-02 07:21:50,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1824263992] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:21:50,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:21:50,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 07:21:50,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396802923] [2024-12-02 07:21:50,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:21:50,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 07:21:50,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:21:50,860 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 07:21:50,861 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-12-02 07:21:50,861 INFO L87 Difference]: Start difference. First operand 278 states and 388 transitions. Second operand has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:21:53,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:54,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:21:59,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:01,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:04,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:06,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:09,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:12,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:22:12,335 INFO L93 Difference]: Finished difference Result 589 states and 822 transitions. [2024-12-02 07:22:12,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 07:22:12,336 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:22:12,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:22:12,337 INFO L225 Difference]: With dead ends: 589 [2024-12-02 07:22:12,337 INFO L226 Difference]: Without dead ends: 314 [2024-12-02 07:22:12,338 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2024-12-02 07:22:12,338 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 168 mSDsluCounter, 406 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:22:12,339 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 559 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 21.0s Time] [2024-12-02 07:22:12,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2024-12-02 07:22:12,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 280. [2024-12-02 07:22:12,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 237 states have (on average 1.3248945147679325) internal successors, (314), 238 states have internal predecessors, (314), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:22:12,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 390 transitions. [2024-12-02 07:22:12,383 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 390 transitions. Word has length 171 [2024-12-02 07:22:12,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:22:12,384 INFO L471 AbstractCegarLoop]: Abstraction has 280 states and 390 transitions. [2024-12-02 07:22:12,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.4) internal successors, (74), 9 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:22:12,384 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 390 transitions. [2024-12-02 07:22:12,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-12-02 07:22:12,385 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:22:12,385 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:22:12,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 (24)] Ended with exit code 0 [2024-12-02 07:22:12,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:22:12,585 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:22:12,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:22:12,586 INFO L85 PathProgramCache]: Analyzing trace with hash 2132328151, now seen corresponding path program 1 times [2024-12-02 07:22:12,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:22:12,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [752160341] [2024-12-02 07:22:12,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:22:12,586 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:22:12,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:22:12,588 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:22:12,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 (25)] Waiting until timeout for monitored process [2024-12-02 07:22:14,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:22:14,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 398 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-02 07:22:14,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:22:24,914 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 15 [2024-12-02 07:22:25,258 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 27 treesize of output 18 [2024-12-02 07:22:25,540 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 27 treesize of output 18 [2024-12-02 07:22:25,704 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 27 treesize of output 18 [2024-12-02 07:22:25,942 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:22:25,942 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 26 treesize of output 10 [2024-12-02 07:22:26,053 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:22:26,053 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:22:26,053 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:22:26,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [752160341] [2024-12-02 07:22:26,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [752160341] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:22:26,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:22:26,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 07:22:26,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128191838] [2024-12-02 07:22:26,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:22:26,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 07:22:26,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:22:26,055 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 07:22:26,055 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-12-02 07:22:26,055 INFO L87 Difference]: Start difference. First operand 280 states and 390 transitions. Second operand has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:22:27,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:29,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:32,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:34,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:35,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:38,607 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:40,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:42,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:22:42,189 INFO L93 Difference]: Finished difference Result 625 states and 869 transitions. [2024-12-02 07:22:42,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 07:22:42,190 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 171 [2024-12-02 07:22:42,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:22:42,192 INFO L225 Difference]: With dead ends: 625 [2024-12-02 07:22:42,192 INFO L226 Difference]: Without dead ends: 348 [2024-12-02 07:22:42,192 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2024-12-02 07:22:42,192 INFO L435 NwaCegarLoop]: 182 mSDtfsCounter, 243 mSDsluCounter, 585 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 767 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:22:42,193 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 767 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 15.7s Time] [2024-12-02 07:22:42,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2024-12-02 07:22:42,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 280. [2024-12-02 07:22:42,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 237 states have (on average 1.3248945147679325) internal successors, (314), 238 states have internal predecessors, (314), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-12-02 07:22:42,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 390 transitions. [2024-12-02 07:22:42,230 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 390 transitions. Word has length 171 [2024-12-02 07:22:42,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:22:42,231 INFO L471 AbstractCegarLoop]: Abstraction has 280 states and 390 transitions. [2024-12-02 07:22:42,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.7272727272727275) internal successors, (74), 10 states have internal predecessors, (74), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:22:42,231 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 390 transitions. [2024-12-02 07:22:42,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-12-02 07:22:42,232 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:22:42,232 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:22:42,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 (25)] Ended with exit code 0 [2024-12-02 07:22:42,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 07:22:42,433 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:22:42,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:22:42,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1418172579, now seen corresponding path program 1 times [2024-12-02 07:22:42,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:22:42,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1525555617] [2024-12-02 07:22:42,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:22:42,434 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 [2024-12-02 07:22:42,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:22:42,435 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 07:22:42,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec3e8982-316b-4dee-ba86-99106ec66727/bin/uautomizer-verify-84ZbGMXZE1/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 (26)] Waiting until timeout for monitored process [2024-12-02 07:22:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:22:43,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-02 07:22:43,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:22:48,473 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 15 treesize of output 15 [2024-12-02 07:22:48,616 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 27 treesize of output 18 [2024-12-02 07:22:48,957 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-02 07:22:48,957 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 26 treesize of output 10 [2024-12-02 07:22:49,081 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2024-12-02 07:22:49,081 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:22:49,081 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:22:49,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1525555617] [2024-12-02 07:22:49,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1525555617] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:22:49,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:22:49,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 07:22:49,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426782853] [2024-12-02 07:22:49,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:22:49,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 07:22:49,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:22:49,083 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 07:22:49,083 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-12-02 07:22:49,083 INFO L87 Difference]: Start difference. First operand 280 states and 390 transitions. Second operand has 10 states, 10 states have (on average 7.6) internal successors, (76), 9 states have internal predecessors, (76), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-12-02 07:22:50,537 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:52,337 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:22:56,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:23:00,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []