./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1853b56352e1482e2d98ec9dc0018da4cac03b7278b9e8364e4147ad8890dd66 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:57:47,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:57:47,629 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:57:47,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:57:47,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:57:47,702 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:57:47,703 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:57:47,703 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:57:47,704 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:57:47,704 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:57:47,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:57:47,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:57:47,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:57:47,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:57:47,706 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:57:47,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:57:47,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:57:47,706 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:57:47,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:57:47,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:57:47,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:57:47,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:57:47,707 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:57:47,707 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:57:47,707 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:57:47,707 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:57:47,707 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:57:47,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:57:47,708 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:57:47,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:57:47,708 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:57:47,708 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:57:47,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:57:47,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:57:47,708 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:57:47,709 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:57:47,709 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:57:47,709 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:57:47,710 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:57:47,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:57:47,710 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:57:47,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:57:47,710 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:57:47,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:57:47,711 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:57:47,711 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:57:47,711 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:57:47,711 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:57:47,711 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_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1853b56352e1482e2d98ec9dc0018da4cac03b7278b9e8364e4147ad8890dd66 [2024-11-28 03:57:48,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:57:48,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:57:48,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:57:48,181 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:57:48,181 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:57:48,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-28 03:57:51,350 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data/9c819977a/33c072a868724079b6faca1b3e2a29c7/FLAG764b70dff [2024-11-28 03:57:51,649 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:57:51,655 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-28 03:57:51,678 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data/9c819977a/33c072a868724079b6faca1b3e2a29c7/FLAG764b70dff [2024-11-28 03:57:51,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data/9c819977a/33c072a868724079b6faca1b3e2a29c7 [2024-11-28 03:57:51,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:57:51,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:57:51,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:57:51,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:57:51,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:57:51,718 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:57:51" (1/1) ... [2024-11-28 03:57:51,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e95aed7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:51, skipping insertion in model container [2024-11-28 03:57:51,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:57:51" (1/1) ... [2024-11-28 03:57:51,743 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:57:51,922 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_1883b668-ea5f-47f5-95a3-c05a78c4849b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i[917,930] [2024-11-28 03:57:52,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:57:52,014 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:57:52,027 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_1883b668-ea5f-47f5-95a3-c05a78c4849b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i[917,930] [2024-11-28 03:57:52,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:57:52,117 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:57:52,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52 WrapperNode [2024-11-28 03:57:52,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:57:52,121 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:57:52,121 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:57:52,122 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:57:52,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,144 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,197 INFO L138 Inliner]: procedures = 30, calls = 117, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 421 [2024-11-28 03:57:52,198 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:57:52,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:57:52,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:57:52,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:57:52,209 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,210 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,215 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,223 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-28 03:57:52,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,238 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,240 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,246 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,251 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:57:52,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:57:52,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:57:52,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:57:52,264 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (1/1) ... [2024-11-28 03:57:52,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:57:52,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:52,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:57:52,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:57:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:57:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-28 03:57:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-28 03:57:52,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-28 03:57:52,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-28 03:57:52,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-28 03:57:52,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-28 03:57:52,349 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:57:52,349 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:57:52,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-28 03:57:52,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:57:52,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:57:52,525 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:57:52,529 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:57:53,462 INFO L? ?]: Removed 110 outVars from TransFormulas that were not future-live. [2024-11-28 03:57:53,462 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:57:53,482 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:57:53,485 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:57:53,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:57:53 BoogieIcfgContainer [2024-11-28 03:57:53,486 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:57:53,490 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:57:53,490 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:57:53,496 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:57:53,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:57:51" (1/3) ... [2024-11-28 03:57:53,498 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7165b72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:57:53, skipping insertion in model container [2024-11-28 03:57:53,498 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:57:52" (2/3) ... [2024-11-28 03:57:53,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7165b72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:57:53, skipping insertion in model container [2024-11-28 03:57:53,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:57:53" (3/3) ... [2024-11-28 03:57:53,502 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-28 03:57:53,524 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:57:53,526 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-22.i that has 2 procedures, 105 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:57:53,614 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:57:53,634 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;@2034b671, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:57:53,634 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:57:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:57:53,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-28 03:57:53,654 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:53,655 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:53,656 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:53,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:53,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1659460873, now seen corresponding path program 1 times [2024-11-28 03:57:53,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:53,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233143794] [2024-11-28 03:57:53,681 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:53,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:53,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:54,210 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-28 03:57:54,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:54,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233143794] [2024-11-28 03:57:54,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233143794] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:57:54,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465623853] [2024-11-28 03:57:54,212 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:54,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:57:54,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:57:54,218 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:57:54,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 03:57:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:54,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:57:54,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:57:54,640 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2024-11-28 03:57:54,641 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:57:54,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465623853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:57:54,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 03:57:54,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 03:57:54,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584255051] [2024-11-28 03:57:54,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:57:54,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:57:54,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:54,678 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:57:54,679 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:57:54,683 INFO L87 Difference]: Start difference. First operand has 105 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:57:54,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:57:54,737 INFO L93 Difference]: Finished difference Result 203 states and 311 transitions. [2024-11-28 03:57:54,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:57:54,742 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) Word has length 90 [2024-11-28 03:57:54,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:57:54,751 INFO L225 Difference]: With dead ends: 203 [2024-11-28 03:57:54,752 INFO L226 Difference]: Without dead ends: 101 [2024-11-28 03:57:54,757 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:57:54,761 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:57:54,766 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:57:54,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-28 03:57:54,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-11-28 03:57:54,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 90 states have (on average 1.4222222222222223) internal successors, (128), 90 states have internal predecessors, (128), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:57:54,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 146 transitions. [2024-11-28 03:57:54,823 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 146 transitions. Word has length 90 [2024-11-28 03:57:54,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:57:54,824 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 146 transitions. [2024-11-28 03:57:54,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:57:54,825 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 146 transitions. [2024-11-28 03:57:54,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-28 03:57:54,830 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:57:54,832 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:57:54,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 03:57:55,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 03:57:55,033 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:57:55,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:57:55,034 INFO L85 PathProgramCache]: Analyzing trace with hash 328924025, now seen corresponding path program 1 times [2024-11-28 03:57:55,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:57:55,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933232709] [2024-11-28 03:57:55,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:57:55,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:57:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:57:58,737 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:57:58,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:57:58,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933232709] [2024-11-28 03:57:58,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933232709] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:57:58,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:57:58,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:57:58,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894930176] [2024-11-28 03:57:58,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:57:58,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:57:58,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:57:58,742 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:57:58,744 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:57:58,744 INFO L87 Difference]: Start difference. First operand 101 states and 146 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:00,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:00,760 INFO L93 Difference]: Finished difference Result 368 states and 537 transitions. [2024-11-28 03:58:00,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:58:00,761 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 90 [2024-11-28 03:58:00,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:00,768 INFO L225 Difference]: With dead ends: 368 [2024-11-28 03:58:00,772 INFO L226 Difference]: Without dead ends: 270 [2024-11-28 03:58:00,773 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:58:00,774 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 249 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 704 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 469 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:00,775 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 469 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 704 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 03:58:00,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2024-11-28 03:58:00,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 148. [2024-11-28 03:58:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 127 states have (on average 1.3937007874015748) internal successors, (177), 127 states have internal predecessors, (177), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:00,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 213 transitions. [2024-11-28 03:58:00,839 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 213 transitions. Word has length 90 [2024-11-28 03:58:00,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:00,840 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 213 transitions. [2024-11-28 03:58:00,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:00,841 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 213 transitions. [2024-11-28 03:58:00,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-28 03:58:00,847 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:00,847 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:00,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 03:58:00,848 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:00,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:00,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1540153901, now seen corresponding path program 1 times [2024-11-28 03:58:00,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:00,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420024671] [2024-11-28 03:58:00,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:00,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:01,904 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:01,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:01,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420024671] [2024-11-28 03:58:01,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420024671] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:01,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:01,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:58:01,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873552743] [2024-11-28 03:58:01,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:01,909 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:58:01,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:01,910 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:58:01,912 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:58:01,913 INFO L87 Difference]: Start difference. First operand 148 states and 213 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:02,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:02,542 INFO L93 Difference]: Finished difference Result 328 states and 476 transitions. [2024-11-28 03:58:02,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:58:02,543 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 91 [2024-11-28 03:58:02,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:02,546 INFO L225 Difference]: With dead ends: 328 [2024-11-28 03:58:02,547 INFO L226 Difference]: Without dead ends: 230 [2024-11-28 03:58:02,550 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:58:02,552 INFO L435 NwaCegarLoop]: 124 mSDtfsCounter, 202 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 202 SdHoareTripleChecker+Valid, 529 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:02,554 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [202 Valid, 529 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 03:58:02,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-28 03:58:02,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 149. [2024-11-28 03:58:02,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 128 states have (on average 1.390625) internal successors, (178), 128 states have internal predecessors, (178), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 214 transitions. [2024-11-28 03:58:02,615 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 214 transitions. Word has length 91 [2024-11-28 03:58:02,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:02,619 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 214 transitions. [2024-11-28 03:58:02,619 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:02,619 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 214 transitions. [2024-11-28 03:58:02,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:58:02,626 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:02,626 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:02,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 03:58:02,627 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:02,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:02,627 INFO L85 PathProgramCache]: Analyzing trace with hash 522324476, now seen corresponding path program 1 times [2024-11-28 03:58:02,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:02,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6194336] [2024-11-28 03:58:02,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:02,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:02,838 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:02,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:02,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6194336] [2024-11-28 03:58:02,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6194336] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:02,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:02,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:58:02,839 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408058309] [2024-11-28 03:58:02,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:02,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:58:02,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:02,840 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:58:02,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:58:02,844 INFO L87 Difference]: Start difference. First operand 149 states and 214 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:03,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:03,101 INFO L93 Difference]: Finished difference Result 246 states and 355 transitions. [2024-11-28 03:58:03,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:58:03,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-11-28 03:58:03,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:03,107 INFO L225 Difference]: With dead ends: 246 [2024-11-28 03:58:03,109 INFO L226 Difference]: Without dead ends: 148 [2024-11-28 03:58:03,110 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:58:03,112 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 250 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:03,114 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 250 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 03:58:03,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2024-11-28 03:58:03,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2024-11-28 03:58:03,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 127 states have (on average 1.3779527559055118) internal successors, (175), 127 states have internal predecessors, (175), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:03,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 211 transitions. [2024-11-28 03:58:03,150 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 211 transitions. Word has length 92 [2024-11-28 03:58:03,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:03,153 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 211 transitions. [2024-11-28 03:58:03,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:03,154 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 211 transitions. [2024-11-28 03:58:03,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-28 03:58:03,156 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:03,156 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:03,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 03:58:03,160 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:03,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:03,161 INFO L85 PathProgramCache]: Analyzing trace with hash 420939654, now seen corresponding path program 1 times [2024-11-28 03:58:03,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:03,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069942424] [2024-11-28 03:58:03,161 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:03,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:05,130 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:05,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:05,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069942424] [2024-11-28 03:58:05,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069942424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:05,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:05,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 03:58:05,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205322016] [2024-11-28 03:58:05,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:05,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:58:05,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:05,134 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:58:05,137 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:58:05,138 INFO L87 Difference]: Start difference. First operand 148 states and 211 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:06,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:06,138 INFO L93 Difference]: Finished difference Result 333 states and 473 transitions. [2024-11-28 03:58:06,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:58:06,139 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-11-28 03:58:06,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:06,142 INFO L225 Difference]: With dead ends: 333 [2024-11-28 03:58:06,144 INFO L226 Difference]: Without dead ends: 236 [2024-11-28 03:58:06,145 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:58:06,146 INFO L435 NwaCegarLoop]: 104 mSDtfsCounter, 268 mSDsluCounter, 488 mSDsCounter, 0 mSdLazyCounter, 365 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 592 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:06,149 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 592 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 365 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 03:58:06,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-28 03:58:06,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 161. [2024-11-28 03:58:06,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 140 states have (on average 1.3642857142857143) internal successors, (191), 140 states have internal predecessors, (191), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:06,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 227 transitions. [2024-11-28 03:58:06,194 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 227 transitions. Word has length 95 [2024-11-28 03:58:06,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:06,195 INFO L471 AbstractCegarLoop]: Abstraction has 161 states and 227 transitions. [2024-11-28 03:58:06,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:06,196 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 227 transitions. [2024-11-28 03:58:06,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-28 03:58:06,201 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:06,201 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:06,201 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 03:58:06,202 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:06,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:06,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1007745668, now seen corresponding path program 1 times [2024-11-28 03:58:06,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:06,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512200642] [2024-11-28 03:58:06,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:06,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:06,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:09,376 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 03:58:09,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:09,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [512200642] [2024-11-28 03:58:09,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [512200642] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:58:09,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1329408286] [2024-11-28 03:58:09,379 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:09,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:58:09,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:58:09,383 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:58:09,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 03:58:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:09,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-11-28 03:58:09,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:58:09,919 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 54 [2024-11-28 03:58:11,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 86 [2024-11-28 03:58:14,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 9 [2024-11-28 03:58:14,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:58:14,641 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2024-11-28 03:58:15,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:58:15,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:58:15,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:58:15,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2024-11-28 03:58:15,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:58:15,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:58:15,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:58:15,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 25 [2024-11-28 03:58:15,838 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 03:58:15,839 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:58:16,324 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base))) (and (forall ((v_ArrVal_556 (Array Int Int))) (let ((.cse2 (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse0 (mod (+ 65520 (select (select .cse2 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (< .cse0 32768) (not (= (store .cse1 c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)) (not (= (select (select .cse2 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse0)))))) (forall ((v_ArrVal_556 (Array Int Int))) (let ((.cse5 (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse4 (mod (+ 65520 (select (select .cse5 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536)) (.cse3 (select (select .cse5 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset))) (or (= .cse3 .cse4) (= .cse4 (+ .cse3 65536)) (not (= (store .cse1 c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)))))) (forall ((v_ArrVal_556 (Array Int Int))) (let ((.cse7 (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse6 (mod (+ 65520 (select (select .cse7 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset)) 65536))) (or (< 32767 .cse6) (= (select (select .cse7 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse6) (not (= (store .cse1 c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)))))))) is different from false [2024-11-28 03:58:16,579 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base))) (and (forall ((v_ArrVal_556 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse2 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse3 c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (let ((.cse1 (store .cse2 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse0 (mod (+ (select (select .cse1 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65520) 65536))) (or (< 32767 .cse0) (= (select (select .cse1 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse0) (not (= (store (select .cse2 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556))))))) (forall ((v_ArrVal_556 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse6 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse3 c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (let ((.cse4 (store .cse6 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse5 (mod (+ (select (select .cse4 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65520) 65536))) (or (not (= (select (select .cse4 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset) .cse5)) (not (= (store (select .cse6 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)) (< .cse5 32768)))))) (forall ((v_ArrVal_556 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse9 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store .cse3 c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (let ((.cse10 (store .cse9 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_556))) (let ((.cse7 (select (select .cse10 c_~WrapperStruct00_var_1_1_Pointer~0.base) c_~WrapperStruct00_var_1_1_Pointer~0.offset)) (.cse8 (mod (+ (select (select .cse10 c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65520) 65536))) (or (= .cse7 .cse8) (not (= (store (select .cse9 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_556 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_556)) (= (+ .cse7 65536) .cse8)))))))) is different from false [2024-11-28 03:58:19,009 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 03:58:19,151 INFO L349 Elim1Store]: treesize reduction 58, result has 50.0 percent of original size [2024-11-28 03:58:19,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 303 treesize of output 104 [2024-11-28 03:58:19,212 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:58:19,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 171 treesize of output 179 [2024-11-28 03:58:19,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 49 [2024-11-28 03:58:19,673 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:58:19,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 91 [2024-11-28 03:58:20,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 52 [2024-11-28 03:58:20,425 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:58:20,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 350 treesize of output 332 [2024-11-28 03:58:22,845 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 03:58:22,952 INFO L349 Elim1Store]: treesize reduction 87, result has 25.0 percent of original size [2024-11-28 03:58:22,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 376 treesize of output 84 [2024-11-28 03:58:23,001 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:58:23,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 194 treesize of output 182 [2024-11-28 03:58:23,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2024-11-28 03:58:23,122 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 03:58:23,156 INFO L349 Elim1Store]: treesize reduction 115, result has 0.9 percent of original size [2024-11-28 03:58:23,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 304 treesize of output 1 [2024-11-28 03:58:23,190 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 03:58:23,291 INFO L349 Elim1Store]: treesize reduction 69, result has 42.5 percent of original size [2024-11-28 03:58:23,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 320 treesize of output 98 [2024-11-28 03:58:23,350 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:58:23,351 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 169 treesize of output 177 [2024-11-28 03:58:23,477 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 54 [2024-11-28 03:58:24,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2024-11-28 03:58:24,150 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 03:58:24,169 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-28 03:58:24,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 1 [2024-11-28 03:58:24,478 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:58:24,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 332 treesize of output 310 [2024-11-28 03:58:25,301 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 03:58:25,437 INFO L349 Elim1Store]: treesize reduction 60, result has 50.0 percent of original size [2024-11-28 03:58:25,437 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 396 treesize of output 115 [2024-11-28 03:58:25,497 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:58:25,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 233 treesize of output 235 [2024-11-28 03:58:27,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 77 [2024-11-28 03:58:27,569 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:58:27,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 994 treesize of output 892 [2024-11-28 03:58:28,948 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 03:58:28,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 842 treesize of output 728 [2024-11-28 03:58:29,612 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-28 03:58:29,643 INFO L349 Elim1Store]: treesize reduction 119, result has 0.8 percent of original size [2024-11-28 03:58:29,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 319 treesize of output 1 [2024-11-28 03:58:31,344 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:31,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1329408286] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-28 03:58:31,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:58:31,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [13, 11] total 29 [2024-11-28 03:58:31,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612286194] [2024-11-28 03:58:31,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:31,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:58:31,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:31,346 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:58:31,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=622, Unknown=3, NotChecked=102, Total=812 [2024-11-28 03:58:31,347 INFO L87 Difference]: Start difference. First operand 161 states and 227 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:34,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:34,539 INFO L93 Difference]: Finished difference Result 325 states and 459 transitions. [2024-11-28 03:58:34,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:58:34,540 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-11-28 03:58:34,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:34,543 INFO L225 Difference]: With dead ends: 325 [2024-11-28 03:58:34,543 INFO L226 Difference]: Without dead ends: 228 [2024-11-28 03:58:34,545 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 175 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=105, Invalid=770, Unknown=3, NotChecked=114, Total=992 [2024-11-28 03:58:34,546 INFO L435 NwaCegarLoop]: 139 mSDtfsCounter, 346 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 425 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:34,546 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 479 Invalid, 649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 211 Invalid, 0 Unknown, 425 Unchecked, 1.9s Time] [2024-11-28 03:58:34,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-28 03:58:34,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 191. [2024-11-28 03:58:34,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 170 states have (on average 1.3588235294117648) internal successors, (231), 170 states have internal predecessors, (231), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:34,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 267 transitions. [2024-11-28 03:58:34,569 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 267 transitions. Word has length 95 [2024-11-28 03:58:34,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:34,570 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 267 transitions. [2024-11-28 03:58:34,570 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 9 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:34,570 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 267 transitions. [2024-11-28 03:58:34,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-28 03:58:34,572 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:34,572 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:34,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 03:58:34,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:58:34,777 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:34,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:34,777 INFO L85 PathProgramCache]: Analyzing trace with hash -86241146, now seen corresponding path program 1 times [2024-11-28 03:58:34,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:34,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104855074] [2024-11-28 03:58:34,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:34,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:35,978 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:35,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:35,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104855074] [2024-11-28 03:58:35,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104855074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:35,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:35,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 03:58:35,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951777239] [2024-11-28 03:58:35,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:35,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 03:58:35,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:35,980 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 03:58:35,980 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 03:58:35,981 INFO L87 Difference]: Start difference. First operand 191 states and 267 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:36,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:36,628 INFO L93 Difference]: Finished difference Result 378 states and 535 transitions. [2024-11-28 03:58:36,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 03:58:36,632 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-28 03:58:36,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:36,634 INFO L225 Difference]: With dead ends: 378 [2024-11-28 03:58:36,638 INFO L226 Difference]: Without dead ends: 247 [2024-11-28 03:58:36,639 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:58:36,639 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 198 mSDsluCounter, 354 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 470 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:36,640 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 470 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 03:58:36,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2024-11-28 03:58:36,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 174. [2024-11-28 03:58:36,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 153 states have (on average 1.3660130718954249) internal successors, (209), 153 states have internal predecessors, (209), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:36,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 245 transitions. [2024-11-28 03:58:36,671 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 245 transitions. Word has length 96 [2024-11-28 03:58:36,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:36,672 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 245 transitions. [2024-11-28 03:58:36,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:36,673 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 245 transitions. [2024-11-28 03:58:36,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:58:36,675 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:36,678 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:36,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 03:58:36,678 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:36,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:36,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1520928257, now seen corresponding path program 1 times [2024-11-28 03:58:36,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:36,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186194837] [2024-11-28 03:58:36,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:36,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:36,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:39,153 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:39,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:39,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186194837] [2024-11-28 03:58:39,153 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186194837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:39,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:39,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 03:58:39,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98368011] [2024-11-28 03:58:39,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:39,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 03:58:39,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:39,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 03:58:39,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:58:39,156 INFO L87 Difference]: Start difference. First operand 174 states and 245 transitions. Second operand has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:58:40,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:40,759 INFO L93 Difference]: Finished difference Result 404 states and 572 transitions. [2024-11-28 03:58:40,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 03:58:40,760 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 97 [2024-11-28 03:58:40,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:40,762 INFO L225 Difference]: With dead ends: 404 [2024-11-28 03:58:40,762 INFO L226 Difference]: Without dead ends: 290 [2024-11-28 03:58:40,763 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2024-11-28 03:58:40,764 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 340 mSDsluCounter, 798 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:40,764 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 883 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 03:58:40,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2024-11-28 03:58:40,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 186. [2024-11-28 03:58:40,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 165 states have (on average 1.3636363636363635) internal successors, (225), 165 states have internal predecessors, (225), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:40,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 261 transitions. [2024-11-28 03:58:40,796 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 261 transitions. Word has length 97 [2024-11-28 03:58:40,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:40,797 INFO L471 AbstractCegarLoop]: Abstraction has 186 states and 261 transitions. [2024-11-28 03:58:40,797 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 14 states have internal predecessors, (55), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:58:40,797 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 261 transitions. [2024-11-28 03:58:40,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:58:40,799 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:40,799 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:40,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 03:58:40,799 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:40,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:40,800 INFO L85 PathProgramCache]: Analyzing trace with hash -628268982, now seen corresponding path program 1 times [2024-11-28 03:58:40,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:40,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619992717] [2024-11-28 03:58:40,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:40,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:41,179 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:41,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:41,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619992717] [2024-11-28 03:58:41,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619992717] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:41,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:41,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:58:41,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33512959] [2024-11-28 03:58:41,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:41,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:58:41,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:41,181 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:58:41,182 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:58:41,182 INFO L87 Difference]: Start difference. First operand 186 states and 261 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:41,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:41,210 INFO L93 Difference]: Finished difference Result 302 states and 427 transitions. [2024-11-28 03:58:41,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:58:41,211 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-28 03:58:41,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:41,212 INFO L225 Difference]: With dead ends: 302 [2024-11-28 03:58:41,213 INFO L226 Difference]: Without dead ends: 180 [2024-11-28 03:58:41,213 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:58:41,214 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 0 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:41,215 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 273 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:58:41,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2024-11-28 03:58:41,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 180. [2024-11-28 03:58:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180 states, 159 states have (on average 1.3396226415094339) internal successors, (213), 159 states have internal predecessors, (213), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:41,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 180 states and 249 transitions. [2024-11-28 03:58:41,243 INFO L78 Accepts]: Start accepts. Automaton has 180 states and 249 transitions. Word has length 97 [2024-11-28 03:58:41,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:41,243 INFO L471 AbstractCegarLoop]: Abstraction has 180 states and 249 transitions. [2024-11-28 03:58:41,244 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:41,244 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 249 transitions. [2024-11-28 03:58:41,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:58:41,245 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:41,245 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:41,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 03:58:41,246 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:41,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:41,246 INFO L85 PathProgramCache]: Analyzing trace with hash -1378931136, now seen corresponding path program 1 times [2024-11-28 03:58:41,247 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:41,247 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099285416] [2024-11-28 03:58:41,247 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:41,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:42,247 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:42,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:42,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099285416] [2024-11-28 03:58:42,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099285416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:42,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:42,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 03:58:42,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908043007] [2024-11-28 03:58:42,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:42,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 03:58:42,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:42,250 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 03:58:42,250 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:58:42,250 INFO L87 Difference]: Start difference. First operand 180 states and 249 transitions. Second operand has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:43,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:43,490 INFO L93 Difference]: Finished difference Result 431 states and 602 transitions. [2024-11-28 03:58:43,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:58:43,490 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-28 03:58:43,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:43,493 INFO L225 Difference]: With dead ends: 431 [2024-11-28 03:58:43,493 INFO L226 Difference]: Without dead ends: 319 [2024-11-28 03:58:43,493 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:58:43,494 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 279 mSDsluCounter, 336 mSDsCounter, 0 mSdLazyCounter, 560 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 434 SdHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:43,494 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [279 Valid, 434 Invalid, 602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 560 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 03:58:43,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2024-11-28 03:58:43,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 191. [2024-11-28 03:58:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 170 states have (on average 1.3352941176470587) internal successors, (227), 170 states have internal predecessors, (227), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:43,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 263 transitions. [2024-11-28 03:58:43,519 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 263 transitions. Word has length 97 [2024-11-28 03:58:43,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:43,520 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 263 transitions. [2024-11-28 03:58:43,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.875) internal successors, (55), 8 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:43,520 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 263 transitions. [2024-11-28 03:58:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:58:43,521 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:43,521 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:43,522 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 03:58:43,522 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:43,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:43,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1316891522, now seen corresponding path program 1 times [2024-11-28 03:58:43,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:43,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161159381] [2024-11-28 03:58:43,523 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:43,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:44,577 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:44,577 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:44,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161159381] [2024-11-28 03:58:44,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161159381] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:44,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:44,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 03:58:44,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266717295] [2024-11-28 03:58:44,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:44,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:58:44,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:44,579 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:58:44,580 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:58:44,580 INFO L87 Difference]: Start difference. First operand 191 states and 263 transitions. Second operand has 9 states, 8 states have (on average 6.875) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 03:58:45,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:45,251 INFO L93 Difference]: Finished difference Result 320 states and 446 transitions. [2024-11-28 03:58:45,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 03:58:45,252 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 6.875) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) Word has length 97 [2024-11-28 03:58:45,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:45,253 INFO L225 Difference]: With dead ends: 320 [2024-11-28 03:58:45,254 INFO L226 Difference]: Without dead ends: 205 [2024-11-28 03:58:45,254 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-11-28 03:58:45,255 INFO L435 NwaCegarLoop]: 107 mSDtfsCounter, 272 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 273 SdHoareTripleChecker+Valid, 408 SdHoareTripleChecker+Invalid, 339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:45,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [273 Valid, 408 Invalid, 339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 03:58:45,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-28 03:58:45,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 194. [2024-11-28 03:58:45,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 173 states have (on average 1.329479768786127) internal successors, (230), 173 states have internal predecessors, (230), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:45,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 266 transitions. [2024-11-28 03:58:45,278 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 266 transitions. Word has length 97 [2024-11-28 03:58:45,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:45,279 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 266 transitions. [2024-11-28 03:58:45,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 6.875) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 03:58:45,279 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 266 transitions. [2024-11-28 03:58:45,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:58:45,281 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:45,281 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:45,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 03:58:45,281 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:45,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:45,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1098036804, now seen corresponding path program 1 times [2024-11-28 03:58:45,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:45,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275187830] [2024-11-28 03:58:45,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:45,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:46,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:46,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275187830] [2024-11-28 03:58:46,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275187830] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:46,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:46,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 03:58:46,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348411624] [2024-11-28 03:58:46,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:46,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:58:46,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:46,718 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:58:46,718 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:58:46,718 INFO L87 Difference]: Start difference. First operand 194 states and 266 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 03:58:47,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:47,086 INFO L93 Difference]: Finished difference Result 326 states and 453 transitions. [2024-11-28 03:58:47,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:58:47,086 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 97 [2024-11-28 03:58:47,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:47,088 INFO L225 Difference]: With dead ends: 326 [2024-11-28 03:58:47,088 INFO L226 Difference]: Without dead ends: 211 [2024-11-28 03:58:47,088 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-11-28 03:58:47,089 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 122 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:47,089 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 417 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:58:47,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2024-11-28 03:58:47,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2024-11-28 03:58:47,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 190 states have (on average 1.331578947368421) internal successors, (253), 190 states have internal predecessors, (253), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:47,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 289 transitions. [2024-11-28 03:58:47,128 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 289 transitions. Word has length 97 [2024-11-28 03:58:47,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:47,131 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 289 transitions. [2024-11-28 03:58:47,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 3 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2024-11-28 03:58:47,131 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 289 transitions. [2024-11-28 03:58:47,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-28 03:58:47,133 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:47,133 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:47,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 03:58:47,133 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:47,134 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:47,134 INFO L85 PathProgramCache]: Analyzing trace with hash -511230790, now seen corresponding path program 1 times [2024-11-28 03:58:47,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:47,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908230888] [2024-11-28 03:58:47,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:47,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:48,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:48,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908230888] [2024-11-28 03:58:48,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908230888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:48,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:48,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 03:58:48,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531907494] [2024-11-28 03:58:48,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:48,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:58:48,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:48,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:58:48,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:58:48,025 INFO L87 Difference]: Start difference. First operand 211 states and 289 transitions. Second operand has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:48,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:48,986 INFO L93 Difference]: Finished difference Result 388 states and 536 transitions. [2024-11-28 03:58:48,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 03:58:48,986 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 97 [2024-11-28 03:58:48,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:48,988 INFO L225 Difference]: With dead ends: 388 [2024-11-28 03:58:48,989 INFO L226 Difference]: Without dead ends: 264 [2024-11-28 03:58:48,989 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:58:48,990 INFO L435 NwaCegarLoop]: 85 mSDtfsCounter, 146 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 479 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:48,990 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 479 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 03:58:48,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2024-11-28 03:58:49,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 211. [2024-11-28 03:58:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 190 states have (on average 1.3263157894736841) internal successors, (252), 190 states have internal predecessors, (252), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 288 transitions. [2024-11-28 03:58:49,019 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 288 transitions. Word has length 97 [2024-11-28 03:58:49,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:49,019 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 288 transitions. [2024-11-28 03:58:49,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.111111111111111) internal successors, (55), 9 states have internal predecessors, (55), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:49,020 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 288 transitions. [2024-11-28 03:58:49,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 03:58:49,021 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:49,021 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:49,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 03:58:49,022 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:49,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:49,022 INFO L85 PathProgramCache]: Analyzing trace with hash -72641074, now seen corresponding path program 1 times [2024-11-28 03:58:49,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:49,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978660319] [2024-11-28 03:58:49,023 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:49,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:49,306 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:49,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:49,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978660319] [2024-11-28 03:58:49,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978660319] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:49,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:49,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 03:58:49,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747584186] [2024-11-28 03:58:49,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:49,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 03:58:49,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:49,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 03:58:49,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:58:49,311 INFO L87 Difference]: Start difference. First operand 211 states and 288 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:49,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:49,345 INFO L93 Difference]: Finished difference Result 307 states and 424 transitions. [2024-11-28 03:58:49,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 03:58:49,346 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 03:58:49,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:49,347 INFO L225 Difference]: With dead ends: 307 [2024-11-28 03:58:49,347 INFO L226 Difference]: Without dead ends: 174 [2024-11-28 03:58:49,348 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 03:58:49,349 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:49,349 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 265 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:58:49,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2024-11-28 03:58:49,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 169. [2024-11-28 03:58:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 148 states have (on average 1.3108108108108107) internal successors, (194), 148 states have internal predecessors, (194), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:49,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 230 transitions. [2024-11-28 03:58:49,374 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 230 transitions. Word has length 98 [2024-11-28 03:58:49,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:49,375 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 230 transitions. [2024-11-28 03:58:49,376 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:49,376 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 230 transitions. [2024-11-28 03:58:49,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 03:58:49,381 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:49,382 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:49,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 03:58:49,382 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:49,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:49,383 INFO L85 PathProgramCache]: Analyzing trace with hash -370243471, now seen corresponding path program 1 times [2024-11-28 03:58:49,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:49,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542877716] [2024-11-28 03:58:49,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:49,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:50,262 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:50,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542877716] [2024-11-28 03:58:50,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542877716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:50,263 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:50,263 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 03:58:50,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371409874] [2024-11-28 03:58:50,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:50,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 03:58:50,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:50,264 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 03:58:50,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 03:58:50,265 INFO L87 Difference]: Start difference. First operand 169 states and 230 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:50,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:50,624 INFO L93 Difference]: Finished difference Result 263 states and 362 transitions. [2024-11-28 03:58:50,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 03:58:50,625 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 03:58:50,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:50,626 INFO L225 Difference]: With dead ends: 263 [2024-11-28 03:58:50,626 INFO L226 Difference]: Without dead ends: 169 [2024-11-28 03:58:50,627 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-28 03:58:50,627 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 122 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:50,627 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 279 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 03:58:50,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-28 03:58:50,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2024-11-28 03:58:50,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 148 states have (on average 1.304054054054054) internal successors, (193), 148 states have internal predecessors, (193), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:50,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 229 transitions. [2024-11-28 03:58:50,657 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 229 transitions. Word has length 98 [2024-11-28 03:58:50,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:50,659 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 229 transitions. [2024-11-28 03:58:50,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:50,659 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 229 transitions. [2024-11-28 03:58:50,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-28 03:58:50,661 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:50,662 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:50,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 03:58:50,662 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:50,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:50,663 INFO L85 PathProgramCache]: Analyzing trace with hash 909620207, now seen corresponding path program 1 times [2024-11-28 03:58:50,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:50,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822283757] [2024-11-28 03:58:50,663 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:50,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:52,307 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 03:58:52,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:52,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822283757] [2024-11-28 03:58:52,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822283757] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:58:52,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:58:52,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 03:58:52,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255473270] [2024-11-28 03:58:52,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:58:52,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 03:58:52,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:58:52,309 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 03:58:52,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-28 03:58:52,310 INFO L87 Difference]: Start difference. First operand 169 states and 229 transitions. Second operand has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:53,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:58:53,824 INFO L93 Difference]: Finished difference Result 346 states and 471 transitions. [2024-11-28 03:58:53,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 03:58:53,825 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 98 [2024-11-28 03:58:53,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:58:53,827 INFO L225 Difference]: With dead ends: 346 [2024-11-28 03:58:53,827 INFO L226 Difference]: Without dead ends: 252 [2024-11-28 03:58:53,828 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-28 03:58:53,828 INFO L435 NwaCegarLoop]: 89 mSDtfsCounter, 188 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-28 03:58:53,829 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 501 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-28 03:58:53,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-28 03:58:53,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 174. [2024-11-28 03:58:53,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 153 states have (on average 1.2941176470588236) internal successors, (198), 153 states have internal predecessors, (198), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:58:53,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 234 transitions. [2024-11-28 03:58:53,855 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 234 transitions. Word has length 98 [2024-11-28 03:58:53,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:58:53,855 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 234 transitions. [2024-11-28 03:58:53,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.222222222222222) internal successors, (56), 9 states have internal predecessors, (56), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 03:58:53,856 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 234 transitions. [2024-11-28 03:58:53,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 03:58:53,857 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:58:53,857 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:58:53,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 03:58:53,858 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:58:53,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:58:53,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1291021946, now seen corresponding path program 1 times [2024-11-28 03:58:53,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:58:53,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121088190] [2024-11-28 03:58:53,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:53,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:58:53,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:55,661 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 21 proven. 3 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 03:58:55,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:58:55,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121088190] [2024-11-28 03:58:55,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121088190] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:58:55,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1884646010] [2024-11-28 03:58:55,661 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:58:55,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:58:55,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:58:55,663 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:58:55,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 03:58:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:58:56,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 85 conjuncts are in the unsatisfiable core [2024-11-28 03:58:56,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:58:56,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 36 [2024-11-28 03:58:56,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 61 [2024-11-28 03:58:59,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 03:59:01,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 27 [2024-11-28 03:59:01,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:59:01,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:59:01,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 39 [2024-11-28 03:59:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 21 proven. 32 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-11-28 03:59:02,743 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:59:03,019 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1400 (Array Int Int))) (or (not (= (mod (select (select (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_1400) c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65536) (mod c_~last_1_WrapperStruct00_var_1_1~0 65536))) (not (= v_ArrVal_1400 (store (select |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_1400 c_~WrapperStruct00_var_1_7_Pointer~0.offset)))))) is different from false [2024-11-28 03:59:03,050 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1400 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse0 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (or (not (= v_ArrVal_1400 (store (select .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_1400 c_~WrapperStruct00_var_1_7_Pointer~0.offset)))) (not (= (mod (select (select (store .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_1400) c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65536) (mod c_~last_1_WrapperStruct00_var_1_1~0 65536)))))) is different from false [2024-11-28 03:59:07,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1884646010] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:59:07,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:59:07,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 17] total 29 [2024-11-28 03:59:07,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694090383] [2024-11-28 03:59:07,261 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:59:07,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-28 03:59:07,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:59:07,264 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-28 03:59:07,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=1421, Unknown=2, NotChecked=158, Total=1806 [2024-11-28 03:59:07,266 INFO L87 Difference]: Start difference. First operand 174 states and 234 transitions. Second operand has 29 states, 26 states have (on average 4.0) internal successors, (104), 26 states have internal predecessors, (104), 6 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:59:15,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:59:15,177 INFO L93 Difference]: Finished difference Result 342 states and 456 transitions. [2024-11-28 03:59:15,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-28 03:59:15,178 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 26 states have (on average 4.0) internal successors, (104), 26 states have internal predecessors, (104), 6 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) Word has length 99 [2024-11-28 03:59:15,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:59:15,182 INFO L225 Difference]: With dead ends: 342 [2024-11-28 03:59:15,182 INFO L226 Difference]: Without dead ends: 237 [2024-11-28 03:59:15,184 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 916 ImplicationChecksByTransitivity, 8.5s TimeCoverageRelationStatistics Valid=700, Invalid=3338, Unknown=2, NotChecked=250, Total=4290 [2024-11-28 03:59:15,186 INFO L435 NwaCegarLoop]: 55 mSDtfsCounter, 601 mSDsluCounter, 824 mSDsCounter, 0 mSdLazyCounter, 1643 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 601 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-28 03:59:15,187 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [601 Valid, 879 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1643 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-11-28 03:59:15,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-28 03:59:15,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 190. [2024-11-28 03:59:15,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 167 states have (on average 1.281437125748503) internal successors, (214), 167 states have internal predecessors, (214), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:59:15,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 250 transitions. [2024-11-28 03:59:15,276 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 250 transitions. Word has length 99 [2024-11-28 03:59:15,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:59:15,277 INFO L471 AbstractCegarLoop]: Abstraction has 190 states and 250 transitions. [2024-11-28 03:59:15,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 26 states have (on average 4.0) internal successors, (104), 26 states have internal predecessors, (104), 6 states have call successors, (18), 3 states have call predecessors, (18), 5 states have return successors, (18), 6 states have call predecessors, (18), 6 states have call successors, (18) [2024-11-28 03:59:15,277 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 250 transitions. [2024-11-28 03:59:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-28 03:59:15,282 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:59:15,283 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:59:15,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 03:59:15,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-28 03:59:15,484 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:59:15,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:59:15,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1509876664, now seen corresponding path program 1 times [2024-11-28 03:59:15,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:59:15,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97315327] [2024-11-28 03:59:15,490 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:59:15,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:59:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:59:21,124 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-28 03:59:21,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:59:21,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97315327] [2024-11-28 03:59:21,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97315327] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:59:21,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [231372380] [2024-11-28 03:59:21,125 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:59:21,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 03:59:21,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:59:21,131 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 03:59:21,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 03:59:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:59:21,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 81 conjuncts are in the unsatisfiable core [2024-11-28 03:59:21,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:59:21,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2024-11-28 03:59:22,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 59 [2024-11-28 03:59:23,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 03:59:24,617 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 03:59:25,409 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 03:59:26,240 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 03:59:27,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 03:59:28,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 22 [2024-11-28 03:59:28,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:59:28,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 03:59:28,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 34 [2024-11-28 03:59:29,210 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 42 proven. 68 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-28 03:59:29,211 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 03:59:29,483 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1564 (Array Int Int))) (or (not (= (mod c_~last_1_WrapperStruct00_var_1_1~0 65536) (mod (select (select (store |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_1564) c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65536))) (not (= (store (select |c_#memory_int| c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_1564 c_~WrapperStruct00_var_1_7_Pointer~0.offset)) v_ArrVal_1564)))) is different from false [2024-11-28 03:59:29,526 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1564 (Array Int Int)) (|ULTIMATE.start_step_#t~ite23#1| Int)) (let ((.cse0 (store |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base (store (select |c_#memory_int| c_~WrapperStruct00_var_1_11_Pointer~0.base) c_~WrapperStruct00_var_1_11_Pointer~0.offset |ULTIMATE.start_step_#t~ite23#1|)))) (or (not (= v_ArrVal_1564 (store (select .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base) c_~WrapperStruct00_var_1_7_Pointer~0.offset (select v_ArrVal_1564 c_~WrapperStruct00_var_1_7_Pointer~0.offset)))) (not (= (mod c_~last_1_WrapperStruct00_var_1_1~0 65536) (mod (select (select (store .cse0 c_~WrapperStruct00_var_1_7_Pointer~0.base v_ArrVal_1564) c_~WrapperStruct00_var_1_5_Pointer~0.base) c_~WrapperStruct00_var_1_5_Pointer~0.offset) 65536)))))) is different from false [2024-11-28 03:59:32,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [231372380] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 03:59:32,587 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 03:59:32,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 24 [2024-11-28 03:59:32,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097072149] [2024-11-28 03:59:32,588 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 03:59:32,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-11-28 03:59:32,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:59:32,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-11-28 03:59:32,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=972, Unknown=2, NotChecked=130, Total=1260 [2024-11-28 03:59:32,593 INFO L87 Difference]: Start difference. First operand 190 states and 250 transitions. Second operand has 24 states, 22 states have (on average 4.7727272727272725) internal successors, (105), 24 states have internal predecessors, (105), 9 states have call successors, (18), 4 states have call predecessors, (18), 6 states have return successors, (18), 7 states have call predecessors, (18), 9 states have call successors, (18) [2024-11-28 03:59:38,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:59:38,271 INFO L93 Difference]: Finished difference Result 377 states and 499 transitions. [2024-11-28 03:59:38,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-28 03:59:38,272 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 4.7727272727272725) internal successors, (105), 24 states have internal predecessors, (105), 9 states have call successors, (18), 4 states have call predecessors, (18), 6 states have return successors, (18), 7 states have call predecessors, (18), 9 states have call successors, (18) Word has length 99 [2024-11-28 03:59:38,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:59:38,275 INFO L225 Difference]: With dead ends: 377 [2024-11-28 03:59:38,275 INFO L226 Difference]: Without dead ends: 268 [2024-11-28 03:59:38,277 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 544 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=506, Invalid=2256, Unknown=2, NotChecked=206, Total=2970 [2024-11-28 03:59:38,278 INFO L435 NwaCegarLoop]: 57 mSDtfsCounter, 917 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 917 SdHoareTripleChecker+Valid, 764 SdHoareTripleChecker+Invalid, 1346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-28 03:59:38,279 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [917 Valid, 764 Invalid, 1346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-28 03:59:38,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2024-11-28 03:59:38,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 192. [2024-11-28 03:59:38,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 168 states have (on average 1.2619047619047619) internal successors, (212), 168 states have internal predecessors, (212), 18 states have call successors, (18), 5 states have call predecessors, (18), 5 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 03:59:38,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 248 transitions. [2024-11-28 03:59:38,333 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 248 transitions. Word has length 99 [2024-11-28 03:59:38,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:59:38,334 INFO L471 AbstractCegarLoop]: Abstraction has 192 states and 248 transitions. [2024-11-28 03:59:38,334 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 4.7727272727272725) internal successors, (105), 24 states have internal predecessors, (105), 9 states have call successors, (18), 4 states have call predecessors, (18), 6 states have return successors, (18), 7 states have call predecessors, (18), 9 states have call successors, (18) [2024-11-28 03:59:38,335 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 248 transitions. [2024-11-28 03:59:38,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-28 03:59:38,337 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:59:38,337 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:59:38,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 03:59:38,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-28 03:59:38,542 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:59:38,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:59:38,543 INFO L85 PathProgramCache]: Analyzing trace with hash -173005409, now seen corresponding path program 1 times [2024-11-28 03:59:38,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:59:38,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478704363] [2024-11-28 03:59:38,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:59:38,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:59:38,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:59:38,788 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:59:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:59:39,081 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 03:59:39,081 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 03:59:39,083 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 03:59:39,090 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 03:59:39,105 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:59:39,407 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:59:39,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:59:39 BoogieIcfgContainer [2024-11-28 03:59:39,415 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:59:39,417 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:59:39,417 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:59:39,417 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:59:39,419 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:57:53" (3/4) ... [2024-11-28 03:59:39,425 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:59:39,426 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:59:39,427 INFO L158 Benchmark]: Toolchain (without parser) took 107717.27ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 101.1MB in the beginning and 159.3MB in the end (delta: -58.2MB). Peak memory consumption was 83.6MB. Max. memory is 16.1GB. [2024-11-28 03:59:39,428 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:59:39,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.54ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 86.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:59:39,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.24ms. Allocated memory is still 142.6MB. Free memory was 86.0MB in the beginning and 82.9MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:59:39,429 INFO L158 Benchmark]: Boogie Preprocessor took 61.14ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 80.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:59:39,430 INFO L158 Benchmark]: RCFGBuilder took 1225.64ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 47.5MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 03:59:39,430 INFO L158 Benchmark]: TraceAbstraction took 105925.14ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 46.9MB in the beginning and 159.3MB in the end (delta: -112.5MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2024-11-28 03:59:39,430 INFO L158 Benchmark]: Witness Printer took 9.37ms. Allocated memory is still 285.2MB. Free memory was 159.3MB in the beginning and 159.3MB in the end (delta: 87.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:59:39,433 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.54ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 86.0MB in the end (delta: 15.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.24ms. Allocated memory is still 142.6MB. Free memory was 86.0MB in the beginning and 82.9MB in the end (delta: 3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 61.14ms. Allocated memory is still 142.6MB. Free memory was 82.6MB in the beginning and 80.0MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1225.64ms. Allocated memory is still 142.6MB. Free memory was 80.0MB in the beginning and 47.5MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 105925.14ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 46.9MB in the beginning and 159.3MB in the end (delta: -112.5MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. * Witness Printer took 9.37ms. Allocated memory is still 285.2MB. Free memory was 159.3MB in the beginning and 159.3MB in the end (delta: 87.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 102, overapproximation of someBinaryFLOATComparisonOperation at line 100, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 100, overapproximation of someBinaryFLOATComparisonOperation at line 112, overapproximation of bitwiseAnd at line 77, overapproximation of someBinaryArithmeticFLOAToperation at line 87. Possible FailurePath: [L34] unsigned char isInitial = 0; [L35-L46] struct WrapperStruct00 WrapperStruct00 = { -5, 0, 256, 44772, 5.9, 7.6, 64.2, 128.75, 8, 3135928546 }; [L47] signed short int* WrapperStruct00_var_1_1_Pointer = &(WrapperStruct00.var_1_1); [L48] unsigned char* WrapperStruct00_var_1_4_Pointer = &(WrapperStruct00.var_1_4); [L49] unsigned short int* WrapperStruct00_var_1_5_Pointer = &(WrapperStruct00.var_1_5); [L50] unsigned short int* WrapperStruct00_var_1_6_Pointer = &(WrapperStruct00.var_1_6); [L51] float* WrapperStruct00_var_1_7_Pointer = &(WrapperStruct00.var_1_7); [L52] float* WrapperStruct00_var_1_8_Pointer = &(WrapperStruct00.var_1_8); [L53] float* WrapperStruct00_var_1_9_Pointer = &(WrapperStruct00.var_1_9); [L54] float* WrapperStruct00_var_1_10_Pointer = &(WrapperStruct00.var_1_10); [L55] unsigned long int* WrapperStruct00_var_1_11_Pointer = &(WrapperStruct00.var_1_11); [L56] unsigned long int* WrapperStruct00_var_1_12_Pointer = &(WrapperStruct00.var_1_12); [L57] signed short int last_1_WrapperStruct00_var_1_1 = -5; [L58] unsigned long int last_1_WrapperStruct00_var_1_11 = 8; VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=0, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L116] isInitial = 1 [L117] FCALL initially() [L119] CALL updateLastVariables() [L108] EXPR WrapperStruct00.var_1_1 [L108] last_1_WrapperStruct00_var_1_1 = WrapperStruct00.var_1_1 [L109] EXPR WrapperStruct00.var_1_11 [L109] last_1_WrapperStruct00_var_1_11 = WrapperStruct00.var_1_11 [L119] RET updateLastVariables() [L120] CALL updateVariables() [L91] WrapperStruct00.var_1_4 = __VERIFIER_nondet_uchar() [L92] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L92] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L93] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L93] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L93] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L94] WrapperStruct00.var_1_6 = __VERIFIER_nondet_ushort() [L95] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_6 >= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L95] RET assume_abort_if_not(WrapperStruct00.var_1_6 >= 32767) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L96] EXPR WrapperStruct00.var_1_6 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L96] CALL assume_abort_if_not(WrapperStruct00.var_1_6 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L96] RET assume_abort_if_not(WrapperStruct00.var_1_6 <= 65534) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L97] WrapperStruct00.var_1_8 = __VERIFIER_nondet_float() [L98] EXPR WrapperStruct00.var_1_8 [L98] EXPR WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F [L98] EXPR WrapperStruct00.var_1_8 [L98] EXPR WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L98] EXPR (WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L98] CALL assume_abort_if_not((WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L98] RET assume_abort_if_not((WrapperStruct00.var_1_8 >= -115292.1504606845700e+13F && WrapperStruct00.var_1_8 <= -1.0e-20F) || (WrapperStruct00.var_1_8 <= 1152921.504606845700e+12F && WrapperStruct00.var_1_8 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L99] WrapperStruct00.var_1_9 = __VERIFIER_nondet_float() [L100] EXPR WrapperStruct00.var_1_9 [L100] EXPR WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F [L100] EXPR WrapperStruct00.var_1_9 [L100] EXPR WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L100] EXPR (WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L100] CALL assume_abort_if_not((WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L100] RET assume_abort_if_not((WrapperStruct00.var_1_9 >= -230584.3009213691390e+13F && WrapperStruct00.var_1_9 <= -1.0e-20F) || (WrapperStruct00.var_1_9 <= 2305843.009213691390e+12F && WrapperStruct00.var_1_9 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L101] WrapperStruct00.var_1_10 = __VERIFIER_nondet_float() [L102] EXPR WrapperStruct00.var_1_10 [L102] EXPR WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F [L102] EXPR WrapperStruct00.var_1_10 [L102] EXPR WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L102] EXPR (WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L102] CALL assume_abort_if_not((WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L102] RET assume_abort_if_not((WrapperStruct00.var_1_10 >= -461168.6018427382800e+13F && WrapperStruct00.var_1_10 <= -1.0e-20F) || (WrapperStruct00.var_1_10 <= 4611686.018427382800e+12F && WrapperStruct00.var_1_10 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L103] WrapperStruct00.var_1_12 = __VERIFIER_nondet_ulong() [L104] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_12 >= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L104] RET assume_abort_if_not(WrapperStruct00.var_1_12 >= 2147483647) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L105] EXPR WrapperStruct00.var_1_12 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_12 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, \old(cond)=1, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L105] RET assume_abort_if_not(WrapperStruct00.var_1_12 <= 4294967294) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L120] RET updateVariables() [L121] CALL step() [L62] signed long int stepLocal_0 = last_1_WrapperStruct00_var_1_1; [L63] EXPR \read(*WrapperStruct00_var_1_4_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L63] COND TRUE (*(WrapperStruct00_var_1_4_Pointer)) [L64] (*(WrapperStruct00_var_1_5_Pointer)) = last_1_WrapperStruct00_var_1_1 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L70] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L70] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L70] COND TRUE (*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer)) [L71] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L71] (*(WrapperStruct00_var_1_1_Pointer)) = ((*(WrapperStruct00_var_1_5_Pointer)) + -16) [L77] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L77] EXPR (*(WrapperStruct00_var_1_5_Pointer)) & last_1_WrapperStruct00_var_1_11 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L77] COND TRUE last_1_WrapperStruct00_var_1_11 >= ((*(WrapperStruct00_var_1_5_Pointer)) & last_1_WrapperStruct00_var_1_11) [L78] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR ((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR \read(*WrapperStruct00_var_1_12_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR ((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)) [L78] EXPR \read(*WrapperStruct00_var_1_6_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR ((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] EXPR ((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L78] (*(WrapperStruct00_var_1_11_Pointer)) = ((((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)))) [L86] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L86] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5, stepLocal_0=-5] [L86] COND TRUE (*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer)) [L87] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L87] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L87] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L87] (*(WrapperStruct00_var_1_7_Pointer)) = (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))) [L121] RET step() [L122] CALL, EXPR property() [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR ((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1) [L112] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L112] EXPR ((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR (((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1)) [L112] EXPR \read(*WrapperStruct00_var_1_4_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR (*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1) [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) [L112] EXPR (*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR (((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1)) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR ((((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1))) && (((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1) [L112] EXPR \read(*WrapperStruct00_var_1_1_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_5_Pointer) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR ((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1 [L112] EXPR \read(*WrapperStruct00_var_1_7_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_8_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_9_Pointer) [L112] EXPR \read(*WrapperStruct00_var_1_10_Pointer) [L112] EXPR ((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1 VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR ((((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1))) && (((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112] EXPR (((((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1))) && (((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1)) && ((last_1_WrapperStruct00_var_1_11 >= ((*(WrapperStruct00_var_1_5_Pointer)) & last_1_WrapperStruct00_var_1_11)) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) ((((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)))))) : ((5.7 < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) last_1_WrapperStruct00_var_1_11)) : ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) last_1_WrapperStruct00_var_1_11)))) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L112-L113] return (((((*(WrapperStruct00_var_1_5_Pointer)) == (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) ((*(WrapperStruct00_var_1_5_Pointer)) + -16))) : ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_1_Pointer)) == ((signed short int) (*(WrapperStruct00_var_1_5_Pointer)))) : 1)) && ((*(WrapperStruct00_var_1_4_Pointer)) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) last_1_WrapperStruct00_var_1_1)) : ((last_1_WrapperStruct00_var_1_1 <= last_1_WrapperStruct00_var_1_1) ? ((*(WrapperStruct00_var_1_5_Pointer)) == ((unsigned short int) ((((last_1_WrapperStruct00_var_1_11) > (((*(WrapperStruct00_var_1_6_Pointer)) - 8))) ? (last_1_WrapperStruct00_var_1_11) : (((*(WrapperStruct00_var_1_6_Pointer)) - 8)))))) : 1))) && (((*(WrapperStruct00_var_1_1_Pointer)) < (*(WrapperStruct00_var_1_5_Pointer))) ? ((*(WrapperStruct00_var_1_7_Pointer)) == ((float) (((10.25f + (*(WrapperStruct00_var_1_8_Pointer))) + (*(WrapperStruct00_var_1_9_Pointer))) + (*(WrapperStruct00_var_1_10_Pointer))))) : 1)) && ((last_1_WrapperStruct00_var_1_11 >= ((*(WrapperStruct00_var_1_5_Pointer)) & last_1_WrapperStruct00_var_1_11)) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) ((((((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) < (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11))) ? (((((((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) < ((*(WrapperStruct00_var_1_6_Pointer)))) ? (((((50u) < (last_1_WrapperStruct00_var_1_11)) ? (50u) : (last_1_WrapperStruct00_var_1_11)))) : ((*(WrapperStruct00_var_1_6_Pointer)))))) : (((*(WrapperStruct00_var_1_12_Pointer)) - last_1_WrapperStruct00_var_1_11)))))) : ((5.7 < (*(WrapperStruct00_var_1_9_Pointer))) ? ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) last_1_WrapperStruct00_var_1_11)) : ((*(WrapperStruct00_var_1_11_Pointer)) == ((unsigned long int) last_1_WrapperStruct00_var_1_11)))) ; [L122] RET, EXPR property() [L122] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] [L19] reach_error() VAL [WrapperStruct00={4:0}, WrapperStruct00_var_1_10_Pointer={4:19}, WrapperStruct00_var_1_11_Pointer={4:23}, WrapperStruct00_var_1_12_Pointer={4:27}, WrapperStruct00_var_1_1_Pointer={4:0}, WrapperStruct00_var_1_4_Pointer={4:2}, WrapperStruct00_var_1_5_Pointer={4:3}, WrapperStruct00_var_1_6_Pointer={4:5}, WrapperStruct00_var_1_7_Pointer={4:7}, WrapperStruct00_var_1_8_Pointer={4:11}, WrapperStruct00_var_1_9_Pointer={4:15}, isInitial=1, last_1_WrapperStruct00_var_1_11=8, last_1_WrapperStruct00_var_1_1=-5] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 105 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 105.5s, OverallIterations: 19, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 28.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4251 SdHoareTripleChecker+Valid, 18.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4250 mSDsluCounter, 8517 SdHoareTripleChecker+Invalid, 16.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 425 IncrementalHoareTripleChecker+Unchecked, 6566 mSDsCounter, 616 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7814 IncrementalHoareTripleChecker+Invalid, 8855 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 616 mSolverCounterUnsat, 1951 mSDtfsCounter, 7814 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 810 GetRequests, 548 SyntacticMatches, 2 SemanticMatches, 260 ConstructedPredicates, 6 IntricatePredicates, 0 DeprecatedPredicates, 1731 ImplicationChecksByTransitivity, 22.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=211occurred in iteration=12, InterpolantAutomatonStates: 150, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 18 MinimizatonAttempts, 890 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 70.0s InterpolantComputationTime, 2207 NumberOfCodeBlocks, 2207 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 2178 ConstructedInterpolants, 27 QuantifiedInterpolants, 33011 SizeOfPredicates, 41 NumberOfNonLiveVariables, 1655 ConjunctsInSsa, 220 ConjunctsInUnsatCore, 23 InterpolantComputations, 16 PerfectInterpolantSequences, 3148/3312 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 03:59:39,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1853b56352e1482e2d98ec9dc0018da4cac03b7278b9e8364e4147ad8890dd66 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:59:42,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:59:43,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 03:59:43,043 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:59:43,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:59:43,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:59:43,078 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:59:43,078 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:59:43,079 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:59:43,079 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:59:43,079 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:59:43,079 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:59:43,080 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:59:43,080 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:59:43,080 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:59:43,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:59:43,080 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:59:43,080 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:59:43,080 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:59:43,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:59:43,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:59:43,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:59:43,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:59:43,084 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 03:59:43,084 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 03:59:43,084 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 03:59:43,085 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:59:43,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:59:43,085 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:59:43,085 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:59:43,085 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:59:43,085 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:59:43,086 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:59:43,086 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:59:43,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:59:43,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:59:43,086 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:59:43,086 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:59:43,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:59:43,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:59:43,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:59:43,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:59:43,089 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:59:43,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:59:43,089 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 03:59:43,089 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 03:59:43,089 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:59:43,089 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:59:43,090 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:59:43,090 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:59:43,090 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_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1853b56352e1482e2d98ec9dc0018da4cac03b7278b9e8364e4147ad8890dd66 [2024-11-28 03:59:43,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:59:43,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:59:43,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:59:43,512 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:59:43,513 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:59:43,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-28 03:59:47,092 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data/fd8fff1ac/9ab803bdabe94c6182e23308f63f1493/FLAG645033ff8 [2024-11-28 03:59:47,383 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:59:47,384 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-28 03:59:47,393 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data/fd8fff1ac/9ab803bdabe94c6182e23308f63f1493/FLAG645033ff8 [2024-11-28 03:59:47,412 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/data/fd8fff1ac/9ab803bdabe94c6182e23308f63f1493 [2024-11-28 03:59:47,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:59:47,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:59:47,420 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:59:47,420 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:59:47,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:59:47,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:47,428 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@163ed88c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47, skipping insertion in model container [2024-11-28 03:59:47,430 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:47,456 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:59:47,644 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_1883b668-ea5f-47f5-95a3-c05a78c4849b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i[917,930] [2024-11-28 03:59:47,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:59:47,788 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:59:47,803 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_1883b668-ea5f-47f5-95a3-c05a78c4849b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-22.i[917,930] [2024-11-28 03:59:47,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:59:47,879 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:59:47,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47 WrapperNode [2024-11-28 03:59:47,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:59:47,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:59:47,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:59:47,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:59:47,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:47,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:47,949 INFO L138 Inliner]: procedures = 37, calls = 117, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 402 [2024-11-28 03:59:47,950 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:59:47,950 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:59:47,951 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:59:47,951 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:59:47,962 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:47,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:47,973 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:47,997 INFO L175 MemorySlicer]: Split 97 memory accesses to 2 slices as follows [2, 95]. 98 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 25 writes are split as follows [0, 25]. [2024-11-28 03:59:47,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:47,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:48,019 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:48,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:48,031 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:48,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:48,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:48,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:59:48,060 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:59:48,060 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:59:48,060 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:59:48,061 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (1/1) ... [2024-11-28 03:59:48,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:59:48,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:59:48,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:59:48,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:59:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:59:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-28 03:59:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-28 03:59:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 03:59:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 03:59:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#0 [2024-11-28 03:59:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4#1 [2024-11-28 03:59:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 03:59:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 03:59:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-28 03:59:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-28 03:59:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-28 03:59:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-28 03:59:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#0 [2024-11-28 03:59:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4#1 [2024-11-28 03:59:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-28 03:59:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-28 03:59:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-28 03:59:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-28 03:59:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 03:59:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 03:59:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#0 [2024-11-28 03:59:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4#1 [2024-11-28 03:59:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:59:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:59:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-28 03:59:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-28 03:59:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-28 03:59:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-28 03:59:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 03:59:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 03:59:48,420 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:59:48,422 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:59:52,250 INFO L? ?]: Removed 103 outVars from TransFormulas that were not future-live. [2024-11-28 03:59:52,250 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:59:52,263 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:59:52,263 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 03:59:52,263 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:59:52 BoogieIcfgContainer [2024-11-28 03:59:52,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:59:52,266 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:59:52,266 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:59:52,274 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:59:52,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:59:47" (1/3) ... [2024-11-28 03:59:52,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b352c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:59:52, skipping insertion in model container [2024-11-28 03:59:52,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:59:47" (2/3) ... [2024-11-28 03:59:52,275 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b352c55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:59:52, skipping insertion in model container [2024-11-28 03:59:52,275 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:59:52" (3/3) ... [2024-11-28 03:59:52,276 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-sp_file-22.i [2024-11-28 03:59:52,294 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:59:52,296 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_wrapper-sp_file-22.i that has 2 procedures, 99 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 03:59:52,362 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:59:52,374 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;@4618e61e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:59:52,374 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 03:59:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 87 states have (on average 1.4482758620689655) internal successors, (126), 88 states have internal predecessors, (126), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:59:52,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-28 03:59:52,391 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:59:52,392 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:59:52,393 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:59:52,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:59:52,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1037497833, now seen corresponding path program 1 times [2024-11-28 03:59:52,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:59:52,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [364516868] [2024-11-28 03:59:52,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:59:52,411 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:59:52,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:59:52,414 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:59:52,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-28 03:59:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:59:53,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 03:59:53,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:59:53,129 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2024-11-28 03:59:53,129 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:59:53,130 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:59:53,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [364516868] [2024-11-28 03:59:53,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [364516868] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:59:53,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:59:53,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 03:59:53,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506914872] [2024-11-28 03:59:53,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:59:53,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:59:53,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:59:53,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:59:53,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:59:53,171 INFO L87 Difference]: Start difference. First operand has 99 states, 87 states have (on average 1.4482758620689655) internal successors, (126), 88 states have internal predecessors, (126), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:59:53,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:59:53,221 INFO L93 Difference]: Finished difference Result 188 states and 286 transitions. [2024-11-28 03:59:53,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:59:53,224 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 89 [2024-11-28 03:59:53,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:59:53,232 INFO L225 Difference]: With dead ends: 188 [2024-11-28 03:59:53,233 INFO L226 Difference]: Without dead ends: 92 [2024-11-28 03:59:53,239 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:59:53,245 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 03:59:53,246 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 03:59:53,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2024-11-28 03:59:53,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2024-11-28 03:59:53,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 81 states have (on average 1.3703703703703705) internal successors, (111), 81 states have internal predecessors, (111), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:59:53,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 129 transitions. [2024-11-28 03:59:53,303 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 129 transitions. Word has length 89 [2024-11-28 03:59:53,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:59:53,303 INFO L471 AbstractCegarLoop]: Abstraction has 92 states and 129 transitions. [2024-11-28 03:59:53,304 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:59:53,304 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2024-11-28 03:59:53,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:59:53,313 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:59:53,313 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:59:53,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-28 03:59:53,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:59:53,514 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:59:53,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:59:53,515 INFO L85 PathProgramCache]: Analyzing trace with hash -8583379, now seen corresponding path program 1 times [2024-11-28 03:59:53,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:59:53,516 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [677840881] [2024-11-28 03:59:53,516 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:59:53,516 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:59:53,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:59:53,519 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:59:53,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-28 03:59:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:59:54,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 03:59:54,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:59:54,204 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-28 03:59:54,204 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 03:59:54,204 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 03:59:54,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [677840881] [2024-11-28 03:59:54,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [677840881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:59:54,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:59:54,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 03:59:54,204 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710940898] [2024-11-28 03:59:54,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:59:54,205 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 03:59:54,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 03:59:54,210 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 03:59:54,210 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:59:54,211 INFO L87 Difference]: Start difference. First operand 92 states and 129 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:59:54,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 03:59:54,304 INFO L93 Difference]: Finished difference Result 183 states and 258 transitions. [2024-11-28 03:59:54,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 03:59:54,305 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 92 [2024-11-28 03:59:54,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 03:59:54,307 INFO L225 Difference]: With dead ends: 183 [2024-11-28 03:59:54,307 INFO L226 Difference]: Without dead ends: 94 [2024-11-28 03:59:54,308 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 03:59:54,309 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 03:59:54,309 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 370 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 03:59:54,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-11-28 03:59:54,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-11-28 03:59:54,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 83 states have (on average 1.3614457831325302) internal successors, (113), 83 states have internal predecessors, (113), 9 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-28 03:59:54,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2024-11-28 03:59:54,322 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 92 [2024-11-28 03:59:54,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 03:59:54,323 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2024-11-28 03:59:54,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-28 03:59:54,324 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2024-11-28 03:59:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 03:59:54,326 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 03:59:54,326 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:59:54,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-28 03:59:54,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:59:54,527 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 03:59:54,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:59:54,528 INFO L85 PathProgramCache]: Analyzing trace with hash -902069717, now seen corresponding path program 1 times [2024-11-28 03:59:54,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 03:59:54,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [890392008] [2024-11-28 03:59:54,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:59:54,529 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 03:59:54,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 03:59:54,531 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 03:59:54,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-28 03:59:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:59:55,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-28 03:59:55,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:59:55,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 38 [2024-11-28 03:59:56,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 59 [2024-11-28 04:00:00,856 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-28 04:00:01,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 27 [2024-11-28 04:00:01,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 30 [2024-11-28 04:00:01,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 30 [2024-11-28 04:00:02,109 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:00:02,110 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 76 treesize of output 48 [2024-11-28 04:00:02,226 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 04:00:02,226 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:00:02,226 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:00:02,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [890392008] [2024-11-28 04:00:02,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [890392008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:00:02,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:00:02,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:00:02,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009883952] [2024-11-28 04:00:02,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:00:02,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:00:02,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:00:02,229 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:00:02,230 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:00:02,230 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:06,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:00:10,614 WARN L539 Checker$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 [] [2024-11-28 04:00:13,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:13,920 INFO L93 Difference]: Finished difference Result 370 states and 514 transitions. [2024-11-28 04:00:13,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:00:13,921 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 92 [2024-11-28 04:00:13,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:13,925 INFO L225 Difference]: With dead ends: 370 [2024-11-28 04:00:13,925 INFO L226 Difference]: Without dead ends: 279 [2024-11-28 04:00:13,926 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:00:13,932 INFO L435 NwaCegarLoop]: 108 mSDtfsCounter, 365 mSDsluCounter, 536 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 365 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:13,932 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [365 Valid, 644 Invalid, 525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 11.0s Time] [2024-11-28 04:00:13,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2024-11-28 04:00:13,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 153. [2024-11-28 04:00:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 132 states have (on average 1.3484848484848484) internal successors, (178), 132 states have internal predecessors, (178), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 04:00:13,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 214 transitions. [2024-11-28 04:00:13,982 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 214 transitions. Word has length 92 [2024-11-28 04:00:13,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:13,983 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 214 transitions. [2024-11-28 04:00:13,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.0) internal successors, (50), 9 states have internal predecessors, (50), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:13,984 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 214 transitions. [2024-11-28 04:00:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 04:00:13,986 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:13,987 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:14,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-28 04:00:14,187 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:14,188 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:14,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:14,189 INFO L85 PathProgramCache]: Analyzing trace with hash 278484247, now seen corresponding path program 1 times [2024-11-28 04:00:14,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:00:14,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1912574663] [2024-11-28 04:00:14,190 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:14,190 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:14,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:00:14,193 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:00:14,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-28 04:00:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:14,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:00:14,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:14,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-28 04:00:14,773 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 04:00:14,774 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:00:14,774 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:00:14,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1912574663] [2024-11-28 04:00:14,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1912574663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:00:14,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:00:14,775 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:00:14,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088696361] [2024-11-28 04:00:14,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:00:14,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:00:14,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:00:14,777 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:00:14,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:00:14,777 INFO L87 Difference]: Start difference. First operand 153 states and 214 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:14,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:14,837 INFO L93 Difference]: Finished difference Result 243 states and 340 transitions. [2024-11-28 04:00:14,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:00:14,838 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 93 [2024-11-28 04:00:14,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:14,840 INFO L225 Difference]: With dead ends: 243 [2024-11-28 04:00:14,843 INFO L226 Difference]: Without dead ends: 152 [2024-11-28 04:00:14,844 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:00:14,845 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 247 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:14,845 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 247 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:00:14,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2024-11-28 04:00:14,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2024-11-28 04:00:14,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 131 states have (on average 1.3282442748091603) internal successors, (174), 131 states have internal predecessors, (174), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 04:00:14,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 210 transitions. [2024-11-28 04:00:14,891 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 210 transitions. Word has length 93 [2024-11-28 04:00:14,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:14,891 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 210 transitions. [2024-11-28 04:00:14,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 210 transitions. [2024-11-28 04:00:14,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 04:00:14,897 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:14,898 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:14,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-28 04:00:15,098 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:15,099 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:15,099 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:15,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1801465933, now seen corresponding path program 1 times [2024-11-28 04:00:15,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:00:15,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1019080425] [2024-11-28 04:00:15,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:15,101 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 [2024-11-28 04:00:15,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:00:15,104 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:00:15,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-28 04:00:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:15,768 INFO L256 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 04:00:15,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:15,816 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 04:00:15,817 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:00:15,817 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:00:15,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1019080425] [2024-11-28 04:00:15,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1019080425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:00:15,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:00:15,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:00:15,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313099056] [2024-11-28 04:00:15,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:00:15,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:00:15,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:00:15,821 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:00:15,821 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:00:15,822 INFO L87 Difference]: Start difference. First operand 152 states and 210 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:16,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:16,389 INFO L93 Difference]: Finished difference Result 255 states and 352 transitions. [2024-11-28 04:00:16,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:00:16,390 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 93 [2024-11-28 04:00:16,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:16,392 INFO L225 Difference]: With dead ends: 255 [2024-11-28 04:00:16,392 INFO L226 Difference]: Without dead ends: 165 [2024-11-28 04:00:16,393 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:00:16,394 INFO L435 NwaCegarLoop]: 123 mSDtfsCounter, 17 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:16,395 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 239 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:00:16,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-28 04:00:16,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 152. [2024-11-28 04:00:16,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 131 states have (on average 1.3206106870229009) internal successors, (173), 131 states have internal predecessors, (173), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 04:00:16,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 209 transitions. [2024-11-28 04:00:16,416 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 209 transitions. Word has length 93 [2024-11-28 04:00:16,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:16,417 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 209 transitions. [2024-11-28 04:00:16,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:16,417 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 209 transitions. [2024-11-28 04:00:16,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-28 04:00:16,419 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:16,419 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:16,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-28 04:00:16,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:16,624 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:16,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:16,624 INFO L85 PathProgramCache]: Analyzing trace with hash -498818970, now seen corresponding path program 1 times [2024-11-28 04:00:16,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:00:16,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1003808929] [2024-11-28 04:00:16,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:16,625 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:16,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:00:16,628 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:00:16,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-28 04:00:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:17,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-28 04:00:17,335 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:17,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 40 [2024-11-28 04:00:18,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 55 [2024-11-28 04:00:21,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2024-11-28 04:00:22,151 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 30 treesize of output 25 [2024-11-28 04:00:22,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 28 [2024-11-28 04:00:22,762 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:00:22,763 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 28 [2024-11-28 04:00:22,963 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:00:22,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 45 [2024-11-28 04:00:23,128 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 04:00:23,129 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:00:23,129 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:00:23,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1003808929] [2024-11-28 04:00:23,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1003808929] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:00:23,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:00:23,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:00:23,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569889646] [2024-11-28 04:00:23,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:00:23,131 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:00:23,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:00:23,132 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:00:23,132 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:00:23,132 INFO L87 Difference]: Start difference. First operand 152 states and 209 transitions. Second operand has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:27,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:00:32,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:00:33,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:00:33,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:33,627 INFO L93 Difference]: Finished difference Result 324 states and 442 transitions. [2024-11-28 04:00:33,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:00:33,628 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 94 [2024-11-28 04:00:33,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:33,630 INFO L225 Difference]: With dead ends: 324 [2024-11-28 04:00:33,630 INFO L226 Difference]: Without dead ends: 234 [2024-11-28 04:00:33,631 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2024-11-28 04:00:33,635 INFO L435 NwaCegarLoop]: 88 mSDtfsCounter, 241 mSDsluCounter, 509 mSDsCounter, 0 mSdLazyCounter, 404 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:33,636 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 597 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 404 Invalid, 0 Unknown, 0 Unchecked, 9.8s Time] [2024-11-28 04:00:33,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-28 04:00:33,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 160. [2024-11-28 04:00:33,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 139 states have (on average 1.3237410071942446) internal successors, (184), 139 states have internal predecessors, (184), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 04:00:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 220 transitions. [2024-11-28 04:00:33,657 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 220 transitions. Word has length 94 [2024-11-28 04:00:33,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:33,657 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 220 transitions. [2024-11-28 04:00:33,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:33,658 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 220 transitions. [2024-11-28 04:00:33,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-28 04:00:33,660 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:33,660 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:33,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-28 04:00:33,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:33,861 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:33,861 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:33,861 INFO L85 PathProgramCache]: Analyzing trace with hash 393840305, now seen corresponding path program 1 times [2024-11-28 04:00:33,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:00:33,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [82283519] [2024-11-28 04:00:33,862 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:33,862 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:33,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:00:33,865 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:00:33,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-28 04:00:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:34,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-28 04:00:34,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:34,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-28 04:00:34,369 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 04:00:34,369 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:00:34,369 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:00:34,369 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [82283519] [2024-11-28 04:00:34,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [82283519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:00:34,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:00:34,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:00:34,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141391641] [2024-11-28 04:00:34,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:00:34,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:00:34,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:00:34,371 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:00:34,371 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:00:34,372 INFO L87 Difference]: Start difference. First operand 160 states and 220 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:34,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:34,398 INFO L93 Difference]: Finished difference Result 252 states and 346 transitions. [2024-11-28 04:00:34,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:00:34,400 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 94 [2024-11-28 04:00:34,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:34,402 INFO L225 Difference]: With dead ends: 252 [2024-11-28 04:00:34,402 INFO L226 Difference]: Without dead ends: 154 [2024-11-28 04:00:34,403 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:00:34,404 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 0 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 237 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:34,404 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 237 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:00:34,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-28 04:00:34,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2024-11-28 04:00:34,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 133 states have (on average 1.300751879699248) internal successors, (173), 133 states have internal predecessors, (173), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 04:00:34,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 209 transitions. [2024-11-28 04:00:34,420 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 209 transitions. Word has length 94 [2024-11-28 04:00:34,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:34,421 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 209 transitions. [2024-11-28 04:00:34,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:34,422 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 209 transitions. [2024-11-28 04:00:34,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-28 04:00:34,423 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:34,423 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:34,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -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 [2024-11-28 04:00:34,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:34,627 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:34,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:34,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1228323282, now seen corresponding path program 1 times [2024-11-28 04:00:34,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:00:34,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [695510408] [2024-11-28 04:00:34,628 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:34,629 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:34,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:00:34,631 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:00:34,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-28 04:00:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:35,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-28 04:00:35,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:35,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2024-11-28 04:00:35,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-28 04:00:35,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-28 04:00:36,331 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 04:00:36,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 04:00:36,927 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 04:00:37,213 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-28 04:00:37,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-28 04:00:37,555 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 42 proven. 68 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-28 04:00:37,555 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:00:37,878 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:00:37,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [695510408] [2024-11-28 04:00:37,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [695510408] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:00:37,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2002576390] [2024-11-28 04:00:37,878 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:37,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:00:37,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:00:37,881 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:00:37,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-28 04:00:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:40,371 INFO L256 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-28 04:00:40,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:43,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-28 04:00:44,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 21 [2024-11-28 04:00:44,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-28 04:00:44,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 24 [2024-11-28 04:00:44,912 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 42 [2024-11-28 04:00:45,029 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 04:00:45,029 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:00:45,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2002576390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:00:45,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:00:45,030 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2024-11-28 04:00:45,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035819289] [2024-11-28 04:00:45,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:00:45,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:00:45,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:00:45,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:00:45,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:00:45,032 INFO L87 Difference]: Start difference. First operand 154 states and 209 transitions. Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:48,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:48,311 INFO L93 Difference]: Finished difference Result 242 states and 329 transitions. [2024-11-28 04:00:48,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:00:48,312 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 95 [2024-11-28 04:00:48,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:48,314 INFO L225 Difference]: With dead ends: 242 [2024-11-28 04:00:48,315 INFO L226 Difference]: Without dead ends: 154 [2024-11-28 04:00:48,315 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=63, Invalid=357, Unknown=0, NotChecked=0, Total=420 [2024-11-28 04:00:48,316 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 154 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:48,317 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 287 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-28 04:00:48,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-11-28 04:00:48,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2024-11-28 04:00:48,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 133 states have (on average 1.2932330827067668) internal successors, (172), 133 states have internal predecessors, (172), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 04:00:48,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 208 transitions. [2024-11-28 04:00:48,338 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 208 transitions. Word has length 95 [2024-11-28 04:00:48,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:48,339 INFO L471 AbstractCegarLoop]: Abstraction has 154 states and 208 transitions. [2024-11-28 04:00:48,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:48,339 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 208 transitions. [2024-11-28 04:00:48,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-28 04:00:48,341 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:48,341 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:48,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-28 04:00:48,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-28 04:00:48,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:48,742 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:48,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:48,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1584848223, now seen corresponding path program 1 times [2024-11-28 04:00:48,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:00:48,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [564475805] [2024-11-28 04:00:48,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:48,743 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:48,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:00:48,746 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:00:48,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-28 04:00:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:00:49,167 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-28 04:00:49,169 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:00:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-28 04:00:49,206 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:00:49,206 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:00:49,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [564475805] [2024-11-28 04:00:49,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [564475805] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:00:49,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:00:49,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:00:49,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040539855] [2024-11-28 04:00:49,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:00:49,207 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:00:49,207 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:00:49,208 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:00:49,208 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:00:49,208 INFO L87 Difference]: Start difference. First operand 154 states and 208 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:50,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:00:50,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:00:50,306 INFO L93 Difference]: Finished difference Result 245 states and 331 transitions. [2024-11-28 04:00:50,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:00:50,307 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 96 [2024-11-28 04:00:50,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:00:50,308 INFO L225 Difference]: With dead ends: 245 [2024-11-28 04:00:50,308 INFO L226 Difference]: Without dead ends: 157 [2024-11-28 04:00:50,309 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:00:50,309 INFO L435 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:00:50,310 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 452 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 04:00:50,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157 states. [2024-11-28 04:00:50,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157 to 157. [2024-11-28 04:00:50,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 136 states have (on average 1.286764705882353) internal successors, (175), 136 states have internal predecessors, (175), 18 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-28 04:00:50,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 211 transitions. [2024-11-28 04:00:50,329 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 211 transitions. Word has length 96 [2024-11-28 04:00:50,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:00:50,330 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 211 transitions. [2024-11-28 04:00:50,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2024-11-28 04:00:50,330 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 211 transitions. [2024-11-28 04:00:50,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-28 04:00:50,331 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:00:50,332 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:00:50,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2024-11-28 04:00:50,532 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:50,532 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:00:50,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:00:50,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1900772447, now seen corresponding path program 1 times [2024-11-28 04:00:50,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:00:50,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1668802481] [2024-11-28 04:00:50,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:00:50,534 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-28 04:00:50,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 04:00:50,536 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-28 04:00:50,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-28 04:02:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:02:35,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-28 04:02:35,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:02:35,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 17 [2024-11-28 04:02:36,205 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2024-11-28 04:02:38,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-11-28 04:02:38,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 19 [2024-11-28 04:02:39,019 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:02:39,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 35 [2024-11-28 04:02:39,263 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-28 04:02:39,263 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 21 [2024-11-28 04:02:39,318 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 1 proven. 59 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-28 04:02:39,319 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:02:42,254 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:02:42,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1668802481] [2024-11-28 04:02:42,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1668802481] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:02:42,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1494082139] [2024-11-28 04:02:42,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:02:42,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:02:42,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:02:42,260 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:02:42,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1883b668-ea5f-47f5-95a3-c05a78c4849b/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process