./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:09:08,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:09:08,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 01:09:08,208 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:09:08,209 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:09:08,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:09:08,239 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:09:08,239 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:09:08,240 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:09:08,240 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:09:08,240 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:09:08,240 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:09:08,241 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:09:08,241 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:09:08,241 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:09:08,241 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:09:08,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:09:08,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 01:09:08,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:09:08,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:09:08,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:09:08,242 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:09:08,242 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:09:08,242 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:09:08,243 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:09:08,243 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:09:08,243 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:09:08,243 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:09:08,243 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:09:08,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:09:08,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:09:08,244 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:09:08,244 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:09:08,244 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:09:08,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:09:08,244 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:09:08,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:09:08,245 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:09:08,247 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:09:08,247 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 01:09:08,247 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 01:09:08,247 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:09:08,247 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:09:08,247 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:09:08,248 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:09:08,248 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_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 [2024-11-24 01:09:08,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:09:08,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:09:08,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:09:08,631 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:09:08,631 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:09:08,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-24 01:09:12,139 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data/6aa8968a5/54eceb6c25fc40548255cf7c3a74cd4f/FLAG29fbc0373 [2024-11-24 01:09:12,616 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:09:12,617 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-24 01:09:12,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data/6aa8968a5/54eceb6c25fc40548255cf7c3a74cd4f/FLAG29fbc0373 [2024-11-24 01:09:12,672 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data/6aa8968a5/54eceb6c25fc40548255cf7c3a74cd4f [2024-11-24 01:09:12,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:09:12,677 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:09:12,678 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:09:12,680 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:09:12,685 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:09:12,686 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:12" (1/1) ... [2024-11-24 01:09:12,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731d747f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:12, skipping insertion in model container [2024-11-24 01:09:12,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:09:12" (1/1) ... [2024-11-24 01:09:12,758 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:09:13,005 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_a9bd88b3-030f-4c94-8083-54c48c2d89ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-24 01:09:13,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:09:13,340 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:09:13,360 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_a9bd88b3-030f-4c94-8083-54c48c2d89ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-24 01:09:13,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:09:13,589 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:09:13,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13 WrapperNode [2024-11-24 01:09:13,590 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:09:13,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:09:13,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:09:13,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:09:13,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:13,661 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:13,935 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1979 [2024-11-24 01:09:13,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:09:13,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:09:13,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:09:13,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:09:13,948 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:13,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,006 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,065 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-24 01:09:14,066 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,118 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,126 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,185 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:09:14,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:09:14,233 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:09:14,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:09:14,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (1/1) ... [2024-11-24 01:09:14,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:09:14,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:09:14,275 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:09:14,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:09:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:09:14,313 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:09:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:09:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 01:09:14,314 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:09:14,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:09:14,715 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:09:14,718 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:09:18,482 INFO L? ?]: Removed 1004 outVars from TransFormulas that were not future-live. [2024-11-24 01:09:18,482 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:09:18,518 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:09:18,518 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 01:09:18,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:18 BoogieIcfgContainer [2024-11-24 01:09:18,519 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:09:18,521 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:09:18,521 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:09:18,526 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:09:18,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:09:12" (1/3) ... [2024-11-24 01:09:18,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46c52d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:09:18, skipping insertion in model container [2024-11-24 01:09:18,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:09:13" (2/3) ... [2024-11-24 01:09:18,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46c52d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:09:18, skipping insertion in model container [2024-11-24 01:09:18,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:18" (3/3) ... [2024-11-24 01:09:18,529 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-24 01:09:18,547 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:09:18,548 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c that has 2 procedures, 672 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:09:18,634 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:09:18,654 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;@64b4fb25, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:09:18,655 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:09:18,662 INFO L276 IsEmpty]: Start isEmpty. Operand has 672 states, 667 states have (on average 1.5037481259370316) internal successors, (1003), 668 states have internal predecessors, (1003), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:18,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-24 01:09:18,693 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:18,695 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:18,695 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:18,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:18,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1887466058, now seen corresponding path program 1 times [2024-11-24 01:09:18,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:18,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163597685] [2024-11-24 01:09:18,715 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:18,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:19,472 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-24 01:09:19,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:19,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163597685] [2024-11-24 01:09:19,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163597685] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:09:19,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732385623] [2024-11-24 01:09:19,478 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:19,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:09:19,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:09:19,484 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:09:19,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:09:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:20,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 1097 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:09:20,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:09:20,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-24 01:09:20,293 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:09:20,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [732385623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:20,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:09:20,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 01:09:20,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806397792] [2024-11-24 01:09:20,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:20,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:09:20,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:20,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:09:20,330 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:09:20,337 INFO L87 Difference]: Start difference. First operand has 672 states, 667 states have (on average 1.5037481259370316) internal successors, (1003), 668 states have internal predecessors, (1003), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 110.0) internal successors, (220), 2 states have internal predecessors, (220), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:20,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:20,453 INFO L93 Difference]: Finished difference Result 1307 states and 1964 transitions. [2024-11-24 01:09:20,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:09:20,456 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 110.0) internal successors, (220), 2 states have internal predecessors, (220), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 225 [2024-11-24 01:09:20,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:20,469 INFO L225 Difference]: With dead ends: 1307 [2024-11-24 01:09:20,469 INFO L226 Difference]: Without dead ends: 669 [2024-11-24 01:09:20,474 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:09:20,477 INFO L435 NwaCegarLoop]: 994 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, 994 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:20,481 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 994 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:09:20,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2024-11-24 01:09:20,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 669. [2024-11-24 01:09:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 669 states, 665 states have (on average 1.4887218045112782) internal successors, (990), 665 states have internal predecessors, (990), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:20,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 994 transitions. [2024-11-24 01:09:20,607 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 994 transitions. Word has length 225 [2024-11-24 01:09:20,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:20,607 INFO L471 AbstractCegarLoop]: Abstraction has 669 states and 994 transitions. [2024-11-24 01:09:20,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 110.0) internal successors, (220), 2 states have internal predecessors, (220), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:20,608 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 994 transitions. [2024-11-24 01:09:20,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-24 01:09:20,616 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:20,616 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:20,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:09:20,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:09:20,818 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:20,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:20,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1455970234, now seen corresponding path program 1 times [2024-11-24 01:09:20,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:20,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330575093] [2024-11-24 01:09:20,820 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:20,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:23,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:23,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:23,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330575093] [2024-11-24 01:09:23,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330575093] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:23,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:23,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:09:23,216 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100776194] [2024-11-24 01:09:23,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:23,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:09:23,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:23,219 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:09:23,219 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:23,219 INFO L87 Difference]: Start difference. First operand 669 states and 994 transitions. Second operand has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:23,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:23,569 INFO L93 Difference]: Finished difference Result 1303 states and 1937 transitions. [2024-11-24 01:09:23,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:09:23,571 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 225 [2024-11-24 01:09:23,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:23,575 INFO L225 Difference]: With dead ends: 1303 [2024-11-24 01:09:23,575 INFO L226 Difference]: Without dead ends: 668 [2024-11-24 01:09:23,577 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:23,578 INFO L435 NwaCegarLoop]: 918 mSDtfsCounter, 958 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 959 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:23,578 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [959 Valid, 1838 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:09:23,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2024-11-24 01:09:23,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 668. [2024-11-24 01:09:23,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 668 states, 664 states have (on average 1.4864457831325302) internal successors, (987), 664 states have internal predecessors, (987), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:23,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 991 transitions. [2024-11-24 01:09:23,613 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 991 transitions. Word has length 225 [2024-11-24 01:09:23,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:23,614 INFO L471 AbstractCegarLoop]: Abstraction has 668 states and 991 transitions. [2024-11-24 01:09:23,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.5) internal successors, (218), 4 states have internal predecessors, (218), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 991 transitions. [2024-11-24 01:09:23,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-24 01:09:23,625 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:23,626 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:23,626 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 01:09:23,626 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:23,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:23,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1486134020, now seen corresponding path program 1 times [2024-11-24 01:09:23,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:23,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337174905] [2024-11-24 01:09:23,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:23,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:23,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:25,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:25,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:25,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337174905] [2024-11-24 01:09:25,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337174905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:25,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:25,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:09:25,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873551866] [2024-11-24 01:09:25,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:25,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:09:25,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:25,231 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:09:25,232 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:25,232 INFO L87 Difference]: Start difference. First operand 668 states and 991 transitions. Second operand has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:25,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:25,333 INFO L93 Difference]: Finished difference Result 672 states and 995 transitions. [2024-11-24 01:09:25,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:09:25,333 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 226 [2024-11-24 01:09:25,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:25,341 INFO L225 Difference]: With dead ends: 672 [2024-11-24 01:09:25,341 INFO L226 Difference]: Without dead ends: 670 [2024-11-24 01:09:25,341 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:25,342 INFO L435 NwaCegarLoop]: 989 mSDtfsCounter, 0 mSDsluCounter, 1972 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2961 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:25,343 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2961 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:09:25,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2024-11-24 01:09:25,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 670. [2024-11-24 01:09:25,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 670 states, 666 states have (on average 1.484984984984985) internal successors, (989), 666 states have internal predecessors, (989), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:25,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 993 transitions. [2024-11-24 01:09:25,388 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 993 transitions. Word has length 226 [2024-11-24 01:09:25,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:25,391 INFO L471 AbstractCegarLoop]: Abstraction has 670 states and 993 transitions. [2024-11-24 01:09:25,392 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.75) internal successors, (219), 4 states have internal predecessors, (219), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:25,392 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 993 transitions. [2024-11-24 01:09:25,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-24 01:09:25,396 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:25,396 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:25,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 01:09:25,397 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:25,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:25,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1176182155, now seen corresponding path program 1 times [2024-11-24 01:09:25,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:25,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844375259] [2024-11-24 01:09:25,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:25,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:26,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:26,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:26,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844375259] [2024-11-24 01:09:26,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844375259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:26,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:26,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:09:26,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531492401] [2024-11-24 01:09:26,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:26,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:09:26,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:26,282 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:09:26,282 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:26,282 INFO L87 Difference]: Start difference. First operand 670 states and 993 transitions. Second operand has 4 states, 4 states have (on average 55.0) internal successors, (220), 4 states have internal predecessors, (220), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:26,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:26,368 INFO L93 Difference]: Finished difference Result 1308 states and 1939 transitions. [2024-11-24 01:09:26,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:09:26,369 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 55.0) internal successors, (220), 4 states have internal predecessors, (220), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 227 [2024-11-24 01:09:26,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:26,375 INFO L225 Difference]: With dead ends: 1308 [2024-11-24 01:09:26,376 INFO L226 Difference]: Without dead ends: 672 [2024-11-24 01:09:26,377 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:26,379 INFO L435 NwaCegarLoop]: 989 mSDtfsCounter, 0 mSDsluCounter, 1968 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2957 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:26,382 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2957 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:09:26,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-24 01:09:26,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 672. [2024-11-24 01:09:26,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 672 states, 668 states have (on average 1.4835329341317365) internal successors, (991), 668 states have internal predecessors, (991), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:26,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 995 transitions. [2024-11-24 01:09:26,428 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 995 transitions. Word has length 227 [2024-11-24 01:09:26,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:26,431 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 995 transitions. [2024-11-24 01:09:26,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.0) internal successors, (220), 4 states have internal predecessors, (220), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 995 transitions. [2024-11-24 01:09:26,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-24 01:09:26,439 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:26,440 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:26,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 01:09:26,440 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:26,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:26,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1003943861, now seen corresponding path program 1 times [2024-11-24 01:09:26,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:26,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21556286] [2024-11-24 01:09:26,441 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:26,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:27,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:27,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21556286] [2024-11-24 01:09:27,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21556286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:27,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:27,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:09:27,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847479495] [2024-11-24 01:09:27,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:27,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:09:27,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:27,474 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:09:27,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:27,476 INFO L87 Difference]: Start difference. First operand 672 states and 995 transitions. Second operand has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:27,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:27,615 INFO L93 Difference]: Finished difference Result 1310 states and 1940 transitions. [2024-11-24 01:09:27,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:09:27,616 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 228 [2024-11-24 01:09:27,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:27,619 INFO L225 Difference]: With dead ends: 1310 [2024-11-24 01:09:27,619 INFO L226 Difference]: Without dead ends: 672 [2024-11-24 01:09:27,620 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:27,621 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 948 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:27,625 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 1952 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:27,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-24 01:09:27,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 672. [2024-11-24 01:09:27,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 672 states, 668 states have (on average 1.4820359281437125) internal successors, (990), 668 states have internal predecessors, (990), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:27,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 994 transitions. [2024-11-24 01:09:27,657 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 994 transitions. Word has length 228 [2024-11-24 01:09:27,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:27,658 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 994 transitions. [2024-11-24 01:09:27,658 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.25) internal successors, (221), 4 states have internal predecessors, (221), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:27,658 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 994 transitions. [2024-11-24 01:09:27,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-24 01:09:27,663 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:27,664 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:27,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 01:09:27,664 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:27,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:27,666 INFO L85 PathProgramCache]: Analyzing trace with hash 426646090, now seen corresponding path program 1 times [2024-11-24 01:09:27,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:27,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452145049] [2024-11-24 01:09:27,666 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:27,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:28,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:28,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:28,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1452145049] [2024-11-24 01:09:28,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1452145049] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:28,661 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:28,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:09:28,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240203763] [2024-11-24 01:09:28,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:28,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:09:28,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:28,663 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:09:28,663 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:28,663 INFO L87 Difference]: Start difference. First operand 672 states and 994 transitions. Second operand has 4 states, 4 states have (on average 55.5) internal successors, (222), 4 states have internal predecessors, (222), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:28,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:28,796 INFO L93 Difference]: Finished difference Result 1310 states and 1938 transitions. [2024-11-24 01:09:28,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:09:28,797 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 55.5) internal successors, (222), 4 states have internal predecessors, (222), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 229 [2024-11-24 01:09:28,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:28,801 INFO L225 Difference]: With dead ends: 1310 [2024-11-24 01:09:28,801 INFO L226 Difference]: Without dead ends: 672 [2024-11-24 01:09:28,803 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:28,803 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 946 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:28,804 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [946 Valid, 1952 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:28,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-24 01:09:28,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 672. [2024-11-24 01:09:28,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 672 states, 668 states have (on average 1.4805389221556886) internal successors, (989), 668 states have internal predecessors, (989), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:28,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 993 transitions. [2024-11-24 01:09:28,827 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 993 transitions. Word has length 229 [2024-11-24 01:09:28,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:28,828 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 993 transitions. [2024-11-24 01:09:28,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 55.5) internal successors, (222), 4 states have internal predecessors, (222), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 993 transitions. [2024-11-24 01:09:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-11-24 01:09:28,832 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:28,832 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:28,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 01:09:28,833 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:28,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:28,834 INFO L85 PathProgramCache]: Analyzing trace with hash 418793842, now seen corresponding path program 1 times [2024-11-24 01:09:28,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:28,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11110976] [2024-11-24 01:09:28,834 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:28,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:30,106 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:30,106 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:30,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11110976] [2024-11-24 01:09:30,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11110976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:30,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:30,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:09:30,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269895276] [2024-11-24 01:09:30,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:30,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:09:30,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:30,109 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:09:30,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:30,110 INFO L87 Difference]: Start difference. First operand 672 states and 993 transitions. Second operand has 5 states, 5 states have (on average 44.6) internal successors, (223), 5 states have internal predecessors, (223), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:30,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:30,346 INFO L93 Difference]: Finished difference Result 1828 states and 2704 transitions. [2024-11-24 01:09:30,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:09:30,347 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 44.6) internal successors, (223), 5 states have internal predecessors, (223), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 230 [2024-11-24 01:09:30,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:30,353 INFO L225 Difference]: With dead ends: 1828 [2024-11-24 01:09:30,353 INFO L226 Difference]: Without dead ends: 1190 [2024-11-24 01:09:30,355 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:30,356 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 739 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 3889 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:30,356 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [739 Valid, 3889 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:30,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2024-11-24 01:09:30,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 710. [2024-11-24 01:09:30,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 704 states have (on average 1.4744318181818181) internal successors, (1038), 704 states have internal predecessors, (1038), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-24 01:09:30,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1046 transitions. [2024-11-24 01:09:30,398 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1046 transitions. Word has length 230 [2024-11-24 01:09:30,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:30,398 INFO L471 AbstractCegarLoop]: Abstraction has 710 states and 1046 transitions. [2024-11-24 01:09:30,399 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 44.6) internal successors, (223), 5 states have internal predecessors, (223), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:30,399 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1046 transitions. [2024-11-24 01:09:30,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-24 01:09:30,404 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:30,404 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:30,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 01:09:30,405 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:30,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:30,406 INFO L85 PathProgramCache]: Analyzing trace with hash 524936294, now seen corresponding path program 1 times [2024-11-24 01:09:30,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:30,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111972264] [2024-11-24 01:09:30,406 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:30,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:30,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:31,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:31,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:31,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111972264] [2024-11-24 01:09:31,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111972264] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:31,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:31,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:09:31,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933661915] [2024-11-24 01:09:31,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:31,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:09:31,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:31,023 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:09:31,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:31,024 INFO L87 Difference]: Start difference. First operand 710 states and 1046 transitions. Second operand has 4 states, 4 states have (on average 56.0) internal successors, (224), 4 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:31,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:31,107 INFO L93 Difference]: Finished difference Result 1386 states and 2042 transitions. [2024-11-24 01:09:31,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:09:31,108 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 56.0) internal successors, (224), 4 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 231 [2024-11-24 01:09:31,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:31,111 INFO L225 Difference]: With dead ends: 1386 [2024-11-24 01:09:31,112 INFO L226 Difference]: Without dead ends: 710 [2024-11-24 01:09:31,113 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:31,114 INFO L435 NwaCegarLoop]: 981 mSDtfsCounter, 941 mSDsluCounter, 985 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 1966 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:31,114 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [941 Valid, 1966 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:09:31,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2024-11-24 01:09:31,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 710. [2024-11-24 01:09:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 704 states have (on average 1.4730113636363635) internal successors, (1037), 704 states have internal predecessors, (1037), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-24 01:09:31,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1045 transitions. [2024-11-24 01:09:31,141 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1045 transitions. Word has length 231 [2024-11-24 01:09:31,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:31,142 INFO L471 AbstractCegarLoop]: Abstraction has 710 states and 1045 transitions. [2024-11-24 01:09:31,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 56.0) internal successors, (224), 4 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:31,143 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1045 transitions. [2024-11-24 01:09:31,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-24 01:09:31,147 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:31,148 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:31,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 01:09:31,148 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:31,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:31,150 INFO L85 PathProgramCache]: Analyzing trace with hash -2054554694, now seen corresponding path program 1 times [2024-11-24 01:09:31,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:31,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687486759] [2024-11-24 01:09:31,150 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:31,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:31,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:32,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:32,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:32,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687486759] [2024-11-24 01:09:32,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687486759] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:32,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:32,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:32,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872511959] [2024-11-24 01:09:32,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:32,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:32,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:32,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:32,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:32,061 INFO L87 Difference]: Start difference. First operand 710 states and 1045 transitions. Second operand has 6 states, 6 states have (on average 37.333333333333336) internal successors, (224), 6 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:32,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:32,307 INFO L93 Difference]: Finished difference Result 1904 states and 2807 transitions. [2024-11-24 01:09:32,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:09:32,307 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.333333333333336) internal successors, (224), 6 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 231 [2024-11-24 01:09:32,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:32,313 INFO L225 Difference]: With dead ends: 1904 [2024-11-24 01:09:32,313 INFO L226 Difference]: Without dead ends: 1228 [2024-11-24 01:09:32,315 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:32,315 INFO L435 NwaCegarLoop]: 1731 mSDtfsCounter, 572 mSDsluCounter, 5393 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 7124 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:32,316 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 7124 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:32,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1228 states. [2024-11-24 01:09:32,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1228 to 1084. [2024-11-24 01:09:32,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1084 states, 1076 states have (on average 1.4767657992565055) internal successors, (1589), 1076 states have internal predecessors, (1589), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-24 01:09:32,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1601 transitions. [2024-11-24 01:09:32,360 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1601 transitions. Word has length 231 [2024-11-24 01:09:32,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:32,361 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1601 transitions. [2024-11-24 01:09:32,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.333333333333336) internal successors, (224), 6 states have internal predecessors, (224), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:32,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1601 transitions. [2024-11-24 01:09:32,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-24 01:09:32,366 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:32,367 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:32,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 01:09:32,367 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:32,368 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:32,368 INFO L85 PathProgramCache]: Analyzing trace with hash 866372175, now seen corresponding path program 1 times [2024-11-24 01:09:32,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:32,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937940560] [2024-11-24 01:09:32,368 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:32,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:33,724 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:33,724 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:33,724 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937940560] [2024-11-24 01:09:33,725 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937940560] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:33,725 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:33,725 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:33,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920691054] [2024-11-24 01:09:33,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:33,726 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:33,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:33,727 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:33,727 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:33,727 INFO L87 Difference]: Start difference. First operand 1084 states and 1601 transitions. Second operand has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:33,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:33,998 INFO L93 Difference]: Finished difference Result 2614 states and 3865 transitions. [2024-11-24 01:09:33,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:09:33,999 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 232 [2024-11-24 01:09:33,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:34,006 INFO L225 Difference]: With dead ends: 2614 [2024-11-24 01:09:34,007 INFO L226 Difference]: Without dead ends: 1564 [2024-11-24 01:09:34,009 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:09:34,009 INFO L435 NwaCegarLoop]: 967 mSDtfsCounter, 852 mSDsluCounter, 3870 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 852 SdHoareTripleChecker+Valid, 4837 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:34,010 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [852 Valid, 4837 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:09:34,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2024-11-24 01:09:34,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1132. [2024-11-24 01:09:34,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1132 states, 1124 states have (on average 1.4759786476868328) internal successors, (1659), 1124 states have internal predecessors, (1659), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-24 01:09:34,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 1671 transitions. [2024-11-24 01:09:34,059 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 1671 transitions. Word has length 232 [2024-11-24 01:09:34,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:34,060 INFO L471 AbstractCegarLoop]: Abstraction has 1132 states and 1671 transitions. [2024-11-24 01:09:34,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:34,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1671 transitions. [2024-11-24 01:09:34,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-24 01:09:34,066 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:34,066 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:34,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 01:09:34,066 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:34,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:34,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1670197678, now seen corresponding path program 1 times [2024-11-24 01:09:34,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:34,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [418325437] [2024-11-24 01:09:34,067 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:34,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:35,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:35,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:35,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [418325437] [2024-11-24 01:09:35,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [418325437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:35,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:35,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:35,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742922384] [2024-11-24 01:09:35,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:35,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:35,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:35,445 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:35,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:35,446 INFO L87 Difference]: Start difference. First operand 1132 states and 1671 transitions. Second operand has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:35,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:35,657 INFO L93 Difference]: Finished difference Result 2811 states and 4148 transitions. [2024-11-24 01:09:35,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:09:35,658 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 232 [2024-11-24 01:09:35,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:35,665 INFO L225 Difference]: With dead ends: 2811 [2024-11-24 01:09:35,666 INFO L226 Difference]: Without dead ends: 1713 [2024-11-24 01:09:35,668 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:09:35,669 INFO L435 NwaCegarLoop]: 971 mSDtfsCounter, 352 mSDsluCounter, 3884 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 4855 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:35,669 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 4855 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:35,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1713 states. [2024-11-24 01:09:35,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1713 to 1539. [2024-11-24 01:09:35,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1539 states, 1525 states have (on average 1.4695081967213115) internal successors, (2241), 1525 states have internal predecessors, (2241), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-24 01:09:35,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1539 states and 2265 transitions. [2024-11-24 01:09:35,733 INFO L78 Accepts]: Start accepts. Automaton has 1539 states and 2265 transitions. Word has length 232 [2024-11-24 01:09:35,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:35,734 INFO L471 AbstractCegarLoop]: Abstraction has 1539 states and 2265 transitions. [2024-11-24 01:09:35,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.5) internal successors, (225), 6 states have internal predecessors, (225), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:35,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 2265 transitions. [2024-11-24 01:09:35,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-24 01:09:35,742 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:35,742 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:35,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 01:09:35,743 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:35,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:35,743 INFO L85 PathProgramCache]: Analyzing trace with hash 597882699, now seen corresponding path program 1 times [2024-11-24 01:09:35,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:35,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076963929] [2024-11-24 01:09:35,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:35,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:36,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:37,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:37,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076963929] [2024-11-24 01:09:37,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076963929] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:37,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:37,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:09:37,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581748752] [2024-11-24 01:09:37,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:37,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:09:37,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:37,203 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:09:37,203 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:37,203 INFO L87 Difference]: Start difference. First operand 1539 states and 2265 transitions. Second operand has 7 states, 7 states have (on average 32.285714285714285) internal successors, (226), 7 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:37,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:37,493 INFO L93 Difference]: Finished difference Result 2862 states and 4217 transitions. [2024-11-24 01:09:37,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:09:37,494 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 32.285714285714285) internal successors, (226), 7 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 233 [2024-11-24 01:09:37,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:37,502 INFO L225 Difference]: With dead ends: 2862 [2024-11-24 01:09:37,502 INFO L226 Difference]: Without dead ends: 1689 [2024-11-24 01:09:37,504 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:09:37,505 INFO L435 NwaCegarLoop]: 1733 mSDtfsCounter, 1448 mSDsluCounter, 5166 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1448 SdHoareTripleChecker+Valid, 6899 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:37,505 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1448 Valid, 6899 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:09:37,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1689 states. [2024-11-24 01:09:37,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1689 to 1545. [2024-11-24 01:09:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1545 states, 1531 states have (on average 1.4676681907250164) internal successors, (2247), 1531 states have internal predecessors, (2247), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-24 01:09:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1545 states and 2271 transitions. [2024-11-24 01:09:37,576 INFO L78 Accepts]: Start accepts. Automaton has 1545 states and 2271 transitions. Word has length 233 [2024-11-24 01:09:37,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:37,576 INFO L471 AbstractCegarLoop]: Abstraction has 1545 states and 2271 transitions. [2024-11-24 01:09:37,576 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 32.285714285714285) internal successors, (226), 7 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:37,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 2271 transitions. [2024-11-24 01:09:37,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-24 01:09:37,582 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:37,583 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:37,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 01:09:37,583 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:37,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:37,584 INFO L85 PathProgramCache]: Analyzing trace with hash 252678, now seen corresponding path program 1 times [2024-11-24 01:09:37,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:37,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388040536] [2024-11-24 01:09:37,584 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:37,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:38,535 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:38,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:38,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388040536] [2024-11-24 01:09:38,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388040536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:38,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:38,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:38,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038495377] [2024-11-24 01:09:38,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:38,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:38,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:38,538 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:38,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:38,538 INFO L87 Difference]: Start difference. First operand 1545 states and 2271 transitions. Second operand has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:38,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:38,738 INFO L93 Difference]: Finished difference Result 2820 states and 4155 transitions. [2024-11-24 01:09:38,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:09:38,739 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 233 [2024-11-24 01:09:38,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:38,748 INFO L225 Difference]: With dead ends: 2820 [2024-11-24 01:09:38,748 INFO L226 Difference]: Without dead ends: 1719 [2024-11-24 01:09:38,750 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:09:38,752 INFO L435 NwaCegarLoop]: 972 mSDtfsCounter, 340 mSDsluCounter, 3887 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 4859 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:38,752 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 4859 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:38,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1719 states. [2024-11-24 01:09:38,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1719 to 1577. [2024-11-24 01:09:38,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1577 states, 1563 states have (on average 1.4670505438259758) internal successors, (2293), 1563 states have internal predecessors, (2293), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-24 01:09:38,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1577 states and 2317 transitions. [2024-11-24 01:09:38,824 INFO L78 Accepts]: Start accepts. Automaton has 1577 states and 2317 transitions. Word has length 233 [2024-11-24 01:09:38,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:38,824 INFO L471 AbstractCegarLoop]: Abstraction has 1577 states and 2317 transitions. [2024-11-24 01:09:38,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 2317 transitions. [2024-11-24 01:09:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-24 01:09:38,831 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:38,832 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:38,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 01:09:38,832 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:38,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:38,833 INFO L85 PathProgramCache]: Analyzing trace with hash 2095948522, now seen corresponding path program 1 times [2024-11-24 01:09:38,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:38,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763102987] [2024-11-24 01:09:38,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:38,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:39,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:39,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:39,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763102987] [2024-11-24 01:09:39,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763102987] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:39,596 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:39,596 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:39,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040824425] [2024-11-24 01:09:39,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:39,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:39,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:39,597 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:39,598 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:39,599 INFO L87 Difference]: Start difference. First operand 1577 states and 2317 transitions. Second operand has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:39,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:39,758 INFO L93 Difference]: Finished difference Result 3156 states and 4642 transitions. [2024-11-24 01:09:39,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:09:39,759 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 233 [2024-11-24 01:09:39,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:39,770 INFO L225 Difference]: With dead ends: 3156 [2024-11-24 01:09:39,770 INFO L226 Difference]: Without dead ends: 2055 [2024-11-24 01:09:39,772 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:39,774 INFO L435 NwaCegarLoop]: 1284 mSDtfsCounter, 194 mSDsluCounter, 4818 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 6102 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:39,774 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 6102 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:39,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2055 states. [2024-11-24 01:09:39,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2055 to 2051. [2024-11-24 01:09:39,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2051 states, 2031 states have (on average 1.4643032988675528) internal successors, (2974), 2031 states have internal predecessors, (2974), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:09:39,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 2051 states and 3010 transitions. [2024-11-24 01:09:39,859 INFO L78 Accepts]: Start accepts. Automaton has 2051 states and 3010 transitions. Word has length 233 [2024-11-24 01:09:39,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:39,860 INFO L471 AbstractCegarLoop]: Abstraction has 2051 states and 3010 transitions. [2024-11-24 01:09:39,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.666666666666664) internal successors, (226), 6 states have internal predecessors, (226), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 3010 transitions. [2024-11-24 01:09:39,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-11-24 01:09:39,867 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:39,868 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:39,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 01:09:39,868 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:39,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:39,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1816591303, now seen corresponding path program 1 times [2024-11-24 01:09:39,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:39,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100166365] [2024-11-24 01:09:39,869 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:39,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:41,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:41,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:41,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100166365] [2024-11-24 01:09:41,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100166365] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:41,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:41,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:41,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564882112] [2024-11-24 01:09:41,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:41,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:41,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:41,151 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:41,151 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:41,152 INFO L87 Difference]: Start difference. First operand 2051 states and 3010 transitions. Second operand has 6 states, 6 states have (on average 37.833333333333336) internal successors, (227), 6 states have internal predecessors, (227), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:41,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:41,619 INFO L93 Difference]: Finished difference Result 3678 states and 5414 transitions. [2024-11-24 01:09:41,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:09:41,620 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 37.833333333333336) internal successors, (227), 6 states have internal predecessors, (227), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 234 [2024-11-24 01:09:41,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:41,628 INFO L225 Difference]: With dead ends: 3678 [2024-11-24 01:09:41,628 INFO L226 Difference]: Without dead ends: 2051 [2024-11-24 01:09:41,632 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:41,632 INFO L435 NwaCegarLoop]: 907 mSDtfsCounter, 1674 mSDsluCounter, 1989 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1674 SdHoareTripleChecker+Valid, 2896 SdHoareTripleChecker+Invalid, 277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:41,633 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1674 Valid, 2896 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:09:41,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2051 states. [2024-11-24 01:09:41,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2051 to 2051. [2024-11-24 01:09:41,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2051 states, 2031 states have (on average 1.4613490891186607) internal successors, (2968), 2031 states have internal predecessors, (2968), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:09:41,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 2051 states and 3004 transitions. [2024-11-24 01:09:41,711 INFO L78 Accepts]: Start accepts. Automaton has 2051 states and 3004 transitions. Word has length 234 [2024-11-24 01:09:41,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:41,712 INFO L471 AbstractCegarLoop]: Abstraction has 2051 states and 3004 transitions. [2024-11-24 01:09:41,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 37.833333333333336) internal successors, (227), 6 states have internal predecessors, (227), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:41,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 3004 transitions. [2024-11-24 01:09:41,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-24 01:09:41,720 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:41,721 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:41,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 01:09:41,721 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:41,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:41,722 INFO L85 PathProgramCache]: Analyzing trace with hash 557776345, now seen corresponding path program 1 times [2024-11-24 01:09:41,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:41,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180868143] [2024-11-24 01:09:41,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:41,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:42,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:42,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:42,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180868143] [2024-11-24 01:09:42,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180868143] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:42,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:42,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:42,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565148732] [2024-11-24 01:09:42,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:42,654 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:42,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:42,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:42,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:42,656 INFO L87 Difference]: Start difference. First operand 2051 states and 3004 transitions. Second operand has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:42,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:42,945 INFO L93 Difference]: Finished difference Result 3900 states and 5736 transitions. [2024-11-24 01:09:42,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:09:42,946 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 235 [2024-11-24 01:09:42,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:42,957 INFO L225 Difference]: With dead ends: 3900 [2024-11-24 01:09:42,957 INFO L226 Difference]: Without dead ends: 2651 [2024-11-24 01:09:42,960 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:09:42,962 INFO L435 NwaCegarLoop]: 968 mSDtfsCounter, 845 mSDsluCounter, 3872 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 845 SdHoareTripleChecker+Valid, 4840 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:42,962 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [845 Valid, 4840 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:09:42,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2651 states. [2024-11-24 01:09:43,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2651 to 2075. [2024-11-24 01:09:43,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2075 states, 2055 states have (on average 1.4603406326034063) internal successors, (3001), 2055 states have internal predecessors, (3001), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:09:43,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 2075 states and 3037 transitions. [2024-11-24 01:09:43,053 INFO L78 Accepts]: Start accepts. Automaton has 2075 states and 3037 transitions. Word has length 235 [2024-11-24 01:09:43,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:43,053 INFO L471 AbstractCegarLoop]: Abstraction has 2075 states and 3037 transitions. [2024-11-24 01:09:43,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.0) internal successors, (228), 6 states have internal predecessors, (228), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 3037 transitions. [2024-11-24 01:09:43,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-24 01:09:43,062 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:43,062 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:43,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-24 01:09:43,062 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:43,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:43,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1310017989, now seen corresponding path program 1 times [2024-11-24 01:09:43,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:43,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334441015] [2024-11-24 01:09:43,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:43,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:43,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:44,696 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:44,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:44,696 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334441015] [2024-11-24 01:09:44,696 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334441015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:44,696 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:44,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:09:44,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541699029] [2024-11-24 01:09:44,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:44,697 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:09:44,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:44,698 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:09:44,698 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:09:44,699 INFO L87 Difference]: Start difference. First operand 2075 states and 3037 transitions. Second operand has 9 states, 9 states have (on average 25.444444444444443) internal successors, (229), 9 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:45,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:45,303 INFO L93 Difference]: Finished difference Result 3928 states and 5772 transitions. [2024-11-24 01:09:45,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:09:45,309 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 25.444444444444443) internal successors, (229), 9 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 236 [2024-11-24 01:09:45,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:45,325 INFO L225 Difference]: With dead ends: 3928 [2024-11-24 01:09:45,326 INFO L226 Difference]: Without dead ends: 2663 [2024-11-24 01:09:45,329 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:09:45,330 INFO L435 NwaCegarLoop]: 957 mSDtfsCounter, 2523 mSDsluCounter, 5716 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2525 SdHoareTripleChecker+Valid, 6673 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:45,330 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2525 Valid, 6673 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:09:45,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2663 states. [2024-11-24 01:09:45,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2663 to 2081. [2024-11-24 01:09:45,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2081 states, 2061 states have (on average 1.4590004852013585) internal successors, (3007), 2061 states have internal predecessors, (3007), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:09:45,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 2081 states and 3043 transitions. [2024-11-24 01:09:45,424 INFO L78 Accepts]: Start accepts. Automaton has 2081 states and 3043 transitions. Word has length 236 [2024-11-24 01:09:45,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:45,424 INFO L471 AbstractCegarLoop]: Abstraction has 2081 states and 3043 transitions. [2024-11-24 01:09:45,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 25.444444444444443) internal successors, (229), 9 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:45,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 3043 transitions. [2024-11-24 01:09:45,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-24 01:09:45,432 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:45,432 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:45,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-24 01:09:45,433 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:45,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:45,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1056477930, now seen corresponding path program 1 times [2024-11-24 01:09:45,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:45,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379554679] [2024-11-24 01:09:45,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:45,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:46,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:46,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:46,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379554679] [2024-11-24 01:09:46,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379554679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:46,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:46,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:46,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486692160] [2024-11-24 01:09:46,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:46,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:46,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:46,282 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:46,282 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:46,282 INFO L87 Difference]: Start difference. First operand 2081 states and 3043 transitions. Second operand has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:46,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:46,490 INFO L93 Difference]: Finished difference Result 3334 states and 4890 transitions. [2024-11-24 01:09:46,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:09:46,491 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 236 [2024-11-24 01:09:46,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:46,503 INFO L225 Difference]: With dead ends: 3334 [2024-11-24 01:09:46,503 INFO L226 Difference]: Without dead ends: 2223 [2024-11-24 01:09:46,505 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:09:46,506 INFO L435 NwaCegarLoop]: 972 mSDtfsCounter, 330 mSDsluCounter, 3886 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 4858 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:46,506 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 4858 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:46,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2223 states. [2024-11-24 01:09:46,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2223 to 2097. [2024-11-24 01:09:46,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2097 states, 2077 states have (on average 1.458353394318729) internal successors, (3029), 2077 states have internal predecessors, (3029), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:09:46,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 2097 states and 3065 transitions. [2024-11-24 01:09:46,568 INFO L78 Accepts]: Start accepts. Automaton has 2097 states and 3065 transitions. Word has length 236 [2024-11-24 01:09:46,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:46,568 INFO L471 AbstractCegarLoop]: Abstraction has 2097 states and 3065 transitions. [2024-11-24 01:09:46,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:46,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 3065 transitions. [2024-11-24 01:09:46,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-24 01:09:46,575 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:46,575 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:46,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-24 01:09:46,576 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:46,576 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:46,576 INFO L85 PathProgramCache]: Analyzing trace with hash 254861308, now seen corresponding path program 1 times [2024-11-24 01:09:46,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:46,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161146352] [2024-11-24 01:09:46,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:46,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:46,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:47,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:47,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:47,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161146352] [2024-11-24 01:09:47,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161146352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:47,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:47,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:47,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238130716] [2024-11-24 01:09:47,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:47,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:47,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:47,280 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:47,280 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:47,281 INFO L87 Difference]: Start difference. First operand 2097 states and 3065 transitions. Second operand has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:47,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:47,458 INFO L93 Difference]: Finished difference Result 3216 states and 4712 transitions. [2024-11-24 01:09:47,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:09:47,459 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 236 [2024-11-24 01:09:47,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:47,469 INFO L225 Difference]: With dead ends: 3216 [2024-11-24 01:09:47,472 INFO L226 Difference]: Without dead ends: 2105 [2024-11-24 01:09:47,477 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:47,477 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 864 mSDsluCounter, 2895 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 864 SdHoareTripleChecker+Valid, 3870 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:47,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [864 Valid, 3870 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:47,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2105 states. [2024-11-24 01:09:47,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2105 to 2101. [2024-11-24 01:09:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2101 states, 2081 states have (on average 1.4574723690533398) internal successors, (3033), 2081 states have internal predecessors, (3033), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:09:47,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 2101 states and 3069 transitions. [2024-11-24 01:09:47,554 INFO L78 Accepts]: Start accepts. Automaton has 2101 states and 3069 transitions. Word has length 236 [2024-11-24 01:09:47,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:47,554 INFO L471 AbstractCegarLoop]: Abstraction has 2101 states and 3069 transitions. [2024-11-24 01:09:47,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.166666666666664) internal successors, (229), 6 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:47,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 3069 transitions. [2024-11-24 01:09:47,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-24 01:09:47,561 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:47,561 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:47,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-24 01:09:47,561 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:47,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:47,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1453537201, now seen corresponding path program 1 times [2024-11-24 01:09:47,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:47,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828053613] [2024-11-24 01:09:47,562 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:47,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:49,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:49,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:49,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828053613] [2024-11-24 01:09:49,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828053613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:49,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:49,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:09:49,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907953208] [2024-11-24 01:09:49,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:49,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:09:49,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:49,249 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:09:49,249 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:09:49,249 INFO L87 Difference]: Start difference. First operand 2101 states and 3069 transitions. Second operand has 8 states, 8 states have (on average 28.625) internal successors, (229), 8 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:49,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:49,764 INFO L93 Difference]: Finished difference Result 3462 states and 5076 transitions. [2024-11-24 01:09:49,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:09:49,765 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 28.625) internal successors, (229), 8 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 236 [2024-11-24 01:09:49,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:49,773 INFO L225 Difference]: With dead ends: 3462 [2024-11-24 01:09:49,773 INFO L226 Difference]: Without dead ends: 2347 [2024-11-24 01:09:49,775 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:09:49,776 INFO L435 NwaCegarLoop]: 913 mSDtfsCounter, 1074 mSDsluCounter, 2891 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1074 SdHoareTripleChecker+Valid, 3804 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:49,776 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1074 Valid, 3804 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:09:49,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2347 states. [2024-11-24 01:09:49,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2347 to 2345. [2024-11-24 01:09:49,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2345 states, 2325 states have (on average 1.4610752688172044) internal successors, (3397), 2325 states have internal predecessors, (3397), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-24 01:09:49,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 2345 states and 3433 transitions. [2024-11-24 01:09:49,853 INFO L78 Accepts]: Start accepts. Automaton has 2345 states and 3433 transitions. Word has length 236 [2024-11-24 01:09:49,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:49,854 INFO L471 AbstractCegarLoop]: Abstraction has 2345 states and 3433 transitions. [2024-11-24 01:09:49,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 28.625) internal successors, (229), 8 states have internal predecessors, (229), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:49,855 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 3433 transitions. [2024-11-24 01:09:49,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-24 01:09:49,864 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:49,864 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:49,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-24 01:09:49,864 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:49,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:49,865 INFO L85 PathProgramCache]: Analyzing trace with hash -73354460, now seen corresponding path program 1 times [2024-11-24 01:09:49,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:49,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786992607] [2024-11-24 01:09:49,866 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:49,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:51,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:51,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:51,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786992607] [2024-11-24 01:09:51,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786992607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:51,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:51,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:09:51,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901612526] [2024-11-24 01:09:51,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:51,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:09:51,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:51,040 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:09:51,041 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:51,041 INFO L87 Difference]: Start difference. First operand 2345 states and 3433 transitions. Second operand has 7 states, 7 states have (on average 32.857142857142854) internal successors, (230), 7 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:51,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:51,754 INFO L93 Difference]: Finished difference Result 4337 states and 6361 transitions. [2024-11-24 01:09:51,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:09:51,755 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 32.857142857142854) internal successors, (230), 7 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 237 [2024-11-24 01:09:51,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:51,764 INFO L225 Difference]: With dead ends: 4337 [2024-11-24 01:09:51,765 INFO L226 Difference]: Without dead ends: 2918 [2024-11-24 01:09:51,767 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:09:51,769 INFO L435 NwaCegarLoop]: 903 mSDtfsCounter, 1571 mSDsluCounter, 3558 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1573 SdHoareTripleChecker+Valid, 4461 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:51,770 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1573 Valid, 4461 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:09:51,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2918 states. [2024-11-24 01:09:51,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2918 to 2740. [2024-11-24 01:09:51,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2740 states, 2714 states have (on average 1.4568901989683125) internal successors, (3954), 2714 states have internal predecessors, (3954), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:09:51,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2740 states and 4002 transitions. [2024-11-24 01:09:51,895 INFO L78 Accepts]: Start accepts. Automaton has 2740 states and 4002 transitions. Word has length 237 [2024-11-24 01:09:51,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:51,896 INFO L471 AbstractCegarLoop]: Abstraction has 2740 states and 4002 transitions. [2024-11-24 01:09:51,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 32.857142857142854) internal successors, (230), 7 states have internal predecessors, (230), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:51,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 4002 transitions. [2024-11-24 01:09:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-24 01:09:51,907 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:51,907 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:51,908 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-24 01:09:51,908 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:51,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:51,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1523087848, now seen corresponding path program 1 times [2024-11-24 01:09:51,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:51,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831940797] [2024-11-24 01:09:51,909 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:51,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:52,803 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:52,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:52,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831940797] [2024-11-24 01:09:52,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831940797] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:52,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:52,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:52,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137154067] [2024-11-24 01:09:52,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:52,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:52,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:52,806 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:52,807 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:52,808 INFO L87 Difference]: Start difference. First operand 2740 states and 4002 transitions. Second operand has 6 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:53,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:53,008 INFO L93 Difference]: Finished difference Result 4229 states and 6197 transitions. [2024-11-24 01:09:53,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:09:53,011 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 238 [2024-11-24 01:09:53,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:53,019 INFO L225 Difference]: With dead ends: 4229 [2024-11-24 01:09:53,019 INFO L226 Difference]: Without dead ends: 2870 [2024-11-24 01:09:53,022 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:09:53,024 INFO L435 NwaCegarLoop]: 972 mSDtfsCounter, 320 mSDsluCounter, 3883 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 4855 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:53,027 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [320 Valid, 4855 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:53,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2870 states. [2024-11-24 01:09:53,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2870 to 2776. [2024-11-24 01:09:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2776 states, 2750 states have (on average 1.456) internal successors, (4004), 2750 states have internal predecessors, (4004), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:09:53,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 4052 transitions. [2024-11-24 01:09:53,114 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 4052 transitions. Word has length 238 [2024-11-24 01:09:53,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:53,117 INFO L471 AbstractCegarLoop]: Abstraction has 2776 states and 4052 transitions. [2024-11-24 01:09:53,117 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.5) internal successors, (231), 6 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:53,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 4052 transitions. [2024-11-24 01:09:53,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-24 01:09:53,125 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:53,125 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:53,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-24 01:09:53,126 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:53,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:53,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1499721369, now seen corresponding path program 1 times [2024-11-24 01:09:53,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:53,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986746803] [2024-11-24 01:09:53,127 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:53,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:53,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:54,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:54,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:54,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986746803] [2024-11-24 01:09:54,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986746803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:54,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:54,266 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:09:54,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128711008] [2024-11-24 01:09:54,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:54,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:09:54,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:54,268 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:09:54,268 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:09:54,269 INFO L87 Difference]: Start difference. First operand 2776 states and 4052 transitions. Second operand has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:54,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:54,830 INFO L93 Difference]: Finished difference Result 4341 states and 6359 transitions. [2024-11-24 01:09:54,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:09:54,831 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 238 [2024-11-24 01:09:54,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:54,841 INFO L225 Difference]: With dead ends: 4341 [2024-11-24 01:09:54,841 INFO L226 Difference]: Without dead ends: 2954 [2024-11-24 01:09:54,844 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:09:54,845 INFO L435 NwaCegarLoop]: 903 mSDtfsCounter, 1274 mSDsluCounter, 3570 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:54,845 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1276 Valid, 4473 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:09:54,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2954 states. [2024-11-24 01:09:54,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2954 to 2808. [2024-11-24 01:09:54,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2808 states, 2782 states have (on average 1.4550682961897916) internal successors, (4048), 2782 states have internal predecessors, (4048), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:09:54,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2808 states and 4096 transitions. [2024-11-24 01:09:54,923 INFO L78 Accepts]: Start accepts. Automaton has 2808 states and 4096 transitions. Word has length 238 [2024-11-24 01:09:54,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:54,924 INFO L471 AbstractCegarLoop]: Abstraction has 2808 states and 4096 transitions. [2024-11-24 01:09:54,924 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.0) internal successors, (231), 7 states have internal predecessors, (231), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 4096 transitions. [2024-11-24 01:09:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-24 01:09:54,931 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:54,931 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:54,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-24 01:09:54,932 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:54,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:54,933 INFO L85 PathProgramCache]: Analyzing trace with hash 840330937, now seen corresponding path program 1 times [2024-11-24 01:09:54,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:54,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038901620] [2024-11-24 01:09:54,933 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:54,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:55,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:55,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:55,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:55,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038901620] [2024-11-24 01:09:55,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038901620] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:55,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:55,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:09:55,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415709431] [2024-11-24 01:09:55,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:55,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:09:55,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:55,644 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:09:55,644 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:09:55,644 INFO L87 Difference]: Start difference. First operand 2808 states and 4096 transitions. Second operand has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 6 states have internal predecessors, (232), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:55,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:55,834 INFO L93 Difference]: Finished difference Result 4261 states and 6239 transitions. [2024-11-24 01:09:55,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:09:55,835 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 6 states have internal predecessors, (232), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 239 [2024-11-24 01:09:55,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:55,842 INFO L225 Difference]: With dead ends: 4261 [2024-11-24 01:09:55,842 INFO L226 Difference]: Without dead ends: 2902 [2024-11-24 01:09:55,845 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:09:55,845 INFO L435 NwaCegarLoop]: 972 mSDtfsCounter, 314 mSDsluCounter, 3883 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 4855 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:55,846 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 4855 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:55,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2902 states. [2024-11-24 01:09:55,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2902 to 2824. [2024-11-24 01:09:55,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2824 states, 2798 states have (on average 1.4546104360257326) internal successors, (4070), 2798 states have internal predecessors, (4070), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:09:55,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2824 states and 4118 transitions. [2024-11-24 01:09:55,912 INFO L78 Accepts]: Start accepts. Automaton has 2824 states and 4118 transitions. Word has length 239 [2024-11-24 01:09:55,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:55,913 INFO L471 AbstractCegarLoop]: Abstraction has 2824 states and 4118 transitions. [2024-11-24 01:09:55,913 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 38.666666666666664) internal successors, (232), 6 states have internal predecessors, (232), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:55,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 4118 transitions. [2024-11-24 01:09:55,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-24 01:09:55,919 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:55,919 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:55,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-24 01:09:55,920 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:55,920 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:55,920 INFO L85 PathProgramCache]: Analyzing trace with hash -938533472, now seen corresponding path program 1 times [2024-11-24 01:09:55,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:55,920 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59430484] [2024-11-24 01:09:55,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:55,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:56,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:56,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:56,976 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:56,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59430484] [2024-11-24 01:09:56,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59430484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:56,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:56,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:09:56,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758701152] [2024-11-24 01:09:56,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:56,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:09:56,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:56,979 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:09:56,979 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:09:56,980 INFO L87 Difference]: Start difference. First operand 2824 states and 4118 transitions. Second operand has 9 states, 9 states have (on average 25.77777777777778) internal successors, (232), 9 states have internal predecessors, (232), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:57,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:57,654 INFO L93 Difference]: Finished difference Result 4727 states and 6915 transitions. [2024-11-24 01:09:57,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:09:57,655 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 25.77777777777778) internal successors, (232), 9 states have internal predecessors, (232), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 239 [2024-11-24 01:09:57,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:57,663 INFO L225 Difference]: With dead ends: 4727 [2024-11-24 01:09:57,663 INFO L226 Difference]: Without dead ends: 2824 [2024-11-24 01:09:57,666 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:09:57,667 INFO L435 NwaCegarLoop]: 923 mSDtfsCounter, 2537 mSDsluCounter, 3908 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2537 SdHoareTripleChecker+Valid, 4831 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:57,667 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2537 Valid, 4831 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:09:57,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2824 states. [2024-11-24 01:09:57,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2824 to 2824. [2024-11-24 01:09:57,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2824 states, 2798 states have (on average 1.4517512508934953) internal successors, (4062), 2798 states have internal predecessors, (4062), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:09:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2824 states and 4110 transitions. [2024-11-24 01:09:57,740 INFO L78 Accepts]: Start accepts. Automaton has 2824 states and 4110 transitions. Word has length 239 [2024-11-24 01:09:57,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:57,740 INFO L471 AbstractCegarLoop]: Abstraction has 2824 states and 4110 transitions. [2024-11-24 01:09:57,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 25.77777777777778) internal successors, (232), 9 states have internal predecessors, (232), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:09:57,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 4110 transitions. [2024-11-24 01:09:57,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-24 01:09:57,748 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:57,749 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:57,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-24 01:09:57,749 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:57,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:57,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1923549154, now seen corresponding path program 1 times [2024-11-24 01:09:57,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:57,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934150352] [2024-11-24 01:09:57,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:57,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:58,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:58,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:58,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934150352] [2024-11-24 01:09:58,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934150352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:58,312 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:58,312 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:09:58,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906229428] [2024-11-24 01:09:58,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:58,313 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:09:58,313 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:58,314 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:09:58,314 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:58,315 INFO L87 Difference]: Start difference. First operand 2824 states and 4110 transitions. Second operand has 5 states, 5 states have (on average 46.6) internal successors, (233), 5 states have internal predecessors, (233), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:58,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:58,421 INFO L93 Difference]: Finished difference Result 4719 states and 6889 transitions. [2024-11-24 01:09:58,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:09:58,422 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 46.6) internal successors, (233), 5 states have internal predecessors, (233), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 240 [2024-11-24 01:09:58,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:58,429 INFO L225 Difference]: With dead ends: 4719 [2024-11-24 01:09:58,430 INFO L226 Difference]: Without dead ends: 2864 [2024-11-24 01:09:58,433 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:09:58,434 INFO L435 NwaCegarLoop]: 979 mSDtfsCounter, 2 mSDsluCounter, 2926 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3905 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:58,434 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3905 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:09:58,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2864 states. [2024-11-24 01:09:58,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2864 to 2856. [2024-11-24 01:09:58,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2856 states, 2830 states have (on average 1.449469964664311) internal successors, (4102), 2830 states have internal predecessors, (4102), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:09:58,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2856 states and 4150 transitions. [2024-11-24 01:09:58,504 INFO L78 Accepts]: Start accepts. Automaton has 2856 states and 4150 transitions. Word has length 240 [2024-11-24 01:09:58,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:58,504 INFO L471 AbstractCegarLoop]: Abstraction has 2856 states and 4150 transitions. [2024-11-24 01:09:58,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 46.6) internal successors, (233), 5 states have internal predecessors, (233), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:58,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 4150 transitions. [2024-11-24 01:09:58,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-24 01:09:58,512 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:58,512 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:58,512 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-24 01:09:58,513 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:58,513 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:58,513 INFO L85 PathProgramCache]: Analyzing trace with hash -227912190, now seen corresponding path program 1 times [2024-11-24 01:09:58,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:58,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689358709] [2024-11-24 01:09:58,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:58,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:09:59,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:09:59,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:09:59,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689358709] [2024-11-24 01:09:59,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689358709] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:09:59,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:09:59,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:09:59,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350898338] [2024-11-24 01:09:59,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:09:59,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:09:59,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:09:59,124 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:09:59,124 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:59,125 INFO L87 Difference]: Start difference. First operand 2856 states and 4150 transitions. Second operand has 4 states, 4 states have (on average 58.25) internal successors, (233), 4 states have internal predecessors, (233), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:59,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:09:59,192 INFO L93 Difference]: Finished difference Result 4854 states and 7066 transitions. [2024-11-24 01:09:59,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:09:59,193 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 58.25) internal successors, (233), 4 states have internal predecessors, (233), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 240 [2024-11-24 01:09:59,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:09:59,200 INFO L225 Difference]: With dead ends: 4854 [2024-11-24 01:09:59,200 INFO L226 Difference]: Without dead ends: 2892 [2024-11-24 01:09:59,203 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:09:59,205 INFO L435 NwaCegarLoop]: 983 mSDtfsCounter, 0 mSDsluCounter, 1958 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2941 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:09:59,206 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2941 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:09:59,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2892 states. [2024-11-24 01:09:59,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2892 to 2892. [2024-11-24 01:09:59,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2892 states, 2866 states have (on average 1.4438241451500349) internal successors, (4138), 2866 states have internal predecessors, (4138), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:09:59,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2892 states and 4186 transitions. [2024-11-24 01:09:59,275 INFO L78 Accepts]: Start accepts. Automaton has 2892 states and 4186 transitions. Word has length 240 [2024-11-24 01:09:59,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:09:59,275 INFO L471 AbstractCegarLoop]: Abstraction has 2892 states and 4186 transitions. [2024-11-24 01:09:59,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 58.25) internal successors, (233), 4 states have internal predecessors, (233), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:09:59,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 4186 transitions. [2024-11-24 01:09:59,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-24 01:09:59,281 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:09:59,282 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:09:59,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-24 01:09:59,282 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:09:59,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:09:59,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1427057882, now seen corresponding path program 1 times [2024-11-24 01:09:59,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:09:59,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476308382] [2024-11-24 01:09:59,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:09:59,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:09:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:00,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:00,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:00,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476308382] [2024-11-24 01:10:00,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476308382] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:00,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:00,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:10:00,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841498583] [2024-11-24 01:10:00,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:00,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:10:00,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:00,854 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:10:00,854 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:10:00,855 INFO L87 Difference]: Start difference. First operand 2892 states and 4186 transitions. Second operand has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:01,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:01,840 INFO L93 Difference]: Finished difference Result 4828 states and 7024 transitions. [2024-11-24 01:10:01,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:10:01,841 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 240 [2024-11-24 01:10:01,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:01,848 INFO L225 Difference]: With dead ends: 4828 [2024-11-24 01:10:01,848 INFO L226 Difference]: Without dead ends: 2932 [2024-11-24 01:10:01,852 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-24 01:10:01,853 INFO L435 NwaCegarLoop]: 912 mSDtfsCounter, 2553 mSDsluCounter, 5689 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2553 SdHoareTripleChecker+Valid, 6601 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:01,854 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2553 Valid, 6601 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:10:01,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2932 states. [2024-11-24 01:10:01,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2932 to 2908. [2024-11-24 01:10:01,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2908 states, 2882 states have (on average 1.4413601665510063) internal successors, (4154), 2882 states have internal predecessors, (4154), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2908 states and 4202 transitions. [2024-11-24 01:10:01,922 INFO L78 Accepts]: Start accepts. Automaton has 2908 states and 4202 transitions. Word has length 240 [2024-11-24 01:10:01,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:01,923 INFO L471 AbstractCegarLoop]: Abstraction has 2908 states and 4202 transitions. [2024-11-24 01:10:01,923 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 21.181818181818183) internal successors, (233), 11 states have internal predecessors, (233), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:01,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 4202 transitions. [2024-11-24 01:10:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-24 01:10:01,929 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:01,929 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:01,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-24 01:10:01,930 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:01,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:01,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1131209653, now seen corresponding path program 1 times [2024-11-24 01:10:01,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:01,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588832082] [2024-11-24 01:10:01,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:01,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:02,734 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:02,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:02,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588832082] [2024-11-24 01:10:02,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588832082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:02,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:02,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:02,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671694877] [2024-11-24 01:10:02,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:02,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:02,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:02,737 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:02,737 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:02,737 INFO L87 Difference]: Start difference. First operand 2908 states and 4202 transitions. Second operand has 6 states, 6 states have (on average 39.0) internal successors, (234), 6 states have internal predecessors, (234), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:02,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:02,935 INFO L93 Difference]: Finished difference Result 5318 states and 7739 transitions. [2024-11-24 01:10:02,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:10:02,936 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.0) internal successors, (234), 6 states have internal predecessors, (234), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 241 [2024-11-24 01:10:02,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:02,944 INFO L225 Difference]: With dead ends: 5318 [2024-11-24 01:10:02,944 INFO L226 Difference]: Without dead ends: 3714 [2024-11-24 01:10:02,947 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:02,951 INFO L435 NwaCegarLoop]: 970 mSDtfsCounter, 836 mSDsluCounter, 3877 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 836 SdHoareTripleChecker+Valid, 4847 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:02,952 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [836 Valid, 4847 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:02,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3714 states. [2024-11-24 01:10:03,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3714 to 2944. [2024-11-24 01:10:03,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2944 states, 2918 states have (on average 1.4400274160383824) internal successors, (4202), 2918 states have internal predecessors, (4202), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2944 states and 4250 transitions. [2024-11-24 01:10:03,021 INFO L78 Accepts]: Start accepts. Automaton has 2944 states and 4250 transitions. Word has length 241 [2024-11-24 01:10:03,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:03,022 INFO L471 AbstractCegarLoop]: Abstraction has 2944 states and 4250 transitions. [2024-11-24 01:10:03,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.0) internal successors, (234), 6 states have internal predecessors, (234), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 4250 transitions. [2024-11-24 01:10:03,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-24 01:10:03,027 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:03,028 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:03,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-24 01:10:03,028 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:03,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:03,029 INFO L85 PathProgramCache]: Analyzing trace with hash 684469447, now seen corresponding path program 1 times [2024-11-24 01:10:03,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:03,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720167886] [2024-11-24 01:10:03,029 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:03,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:03,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:04,017 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:04,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:04,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720167886] [2024-11-24 01:10:04,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720167886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:04,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:04,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:04,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563313075] [2024-11-24 01:10:04,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:04,018 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:04,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:04,019 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:04,019 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:04,019 INFO L87 Difference]: Start difference. First operand 2944 states and 4250 transitions. Second operand has 7 states, 7 states have (on average 33.42857142857143) internal successors, (234), 7 states have internal predecessors, (234), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:04,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:04,806 INFO L93 Difference]: Finished difference Result 4491 states and 6518 transitions. [2024-11-24 01:10:04,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:10:04,811 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.42857142857143) internal successors, (234), 7 states have internal predecessors, (234), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 241 [2024-11-24 01:10:04,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:04,822 INFO L225 Difference]: With dead ends: 4491 [2024-11-24 01:10:04,822 INFO L226 Difference]: Without dead ends: 3090 [2024-11-24 01:10:04,831 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:04,832 INFO L435 NwaCegarLoop]: 902 mSDtfsCounter, 1528 mSDsluCounter, 3560 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1530 SdHoareTripleChecker+Valid, 4462 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:04,832 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1530 Valid, 4462 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:10:04,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3090 states. [2024-11-24 01:10:04,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3090 to 2960. [2024-11-24 01:10:04,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2960 states, 2934 states have (on average 1.4389911383776415) internal successors, (4222), 2934 states have internal predecessors, (4222), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:04,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2960 states and 4270 transitions. [2024-11-24 01:10:04,940 INFO L78 Accepts]: Start accepts. Automaton has 2960 states and 4270 transitions. Word has length 241 [2024-11-24 01:10:04,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:04,943 INFO L471 AbstractCegarLoop]: Abstraction has 2960 states and 4270 transitions. [2024-11-24 01:10:04,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.42857142857143) internal successors, (234), 7 states have internal predecessors, (234), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:04,951 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 4270 transitions. [2024-11-24 01:10:04,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-24 01:10:04,962 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:04,963 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:04,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-24 01:10:04,963 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:04,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:04,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1103804033, now seen corresponding path program 1 times [2024-11-24 01:10:04,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:04,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846145388] [2024-11-24 01:10:04,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:04,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:06,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:06,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:06,154 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846145388] [2024-11-24 01:10:06,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846145388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:06,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:06,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:06,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139617296] [2024-11-24 01:10:06,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:06,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:06,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:06,156 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:06,156 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:06,156 INFO L87 Difference]: Start difference. First operand 2960 states and 4270 transitions. Second operand has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 7 states have internal predecessors, (235), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:06,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:06,618 INFO L93 Difference]: Finished difference Result 4861 states and 7048 transitions. [2024-11-24 01:10:06,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:06,619 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 7 states have internal predecessors, (235), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 242 [2024-11-24 01:10:06,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:06,626 INFO L225 Difference]: With dead ends: 4861 [2024-11-24 01:10:06,626 INFO L226 Difference]: Without dead ends: 2960 [2024-11-24 01:10:06,628 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:06,631 INFO L435 NwaCegarLoop]: 897 mSDtfsCounter, 1634 mSDsluCounter, 2749 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1634 SdHoareTripleChecker+Valid, 3646 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:06,632 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1634 Valid, 3646 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:10:06,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2960 states. [2024-11-24 01:10:06,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2960 to 2960. [2024-11-24 01:10:06,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2960 states, 2934 states have (on average 1.4335378323108385) internal successors, (4206), 2934 states have internal predecessors, (4206), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:06,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2960 states and 4254 transitions. [2024-11-24 01:10:06,681 INFO L78 Accepts]: Start accepts. Automaton has 2960 states and 4254 transitions. Word has length 242 [2024-11-24 01:10:06,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:06,681 INFO L471 AbstractCegarLoop]: Abstraction has 2960 states and 4254 transitions. [2024-11-24 01:10:06,681 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.57142857142857) internal successors, (235), 7 states have internal predecessors, (235), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:06,681 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 4254 transitions. [2024-11-24 01:10:06,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-24 01:10:06,686 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:06,686 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:06,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-24 01:10:06,687 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:06,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:06,687 INFO L85 PathProgramCache]: Analyzing trace with hash -536209441, now seen corresponding path program 1 times [2024-11-24 01:10:06,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:06,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392453939] [2024-11-24 01:10:06,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:06,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:07,637 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:07,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:07,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392453939] [2024-11-24 01:10:07,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392453939] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:07,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:07,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:07,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045002211] [2024-11-24 01:10:07,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:07,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:07,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:07,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:07,640 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:07,640 INFO L87 Difference]: Start difference. First operand 2960 states and 4254 transitions. Second operand has 6 states, 6 states have (on average 39.333333333333336) internal successors, (236), 6 states have internal predecessors, (236), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:07,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:07,841 INFO L93 Difference]: Finished difference Result 5335 states and 7731 transitions. [2024-11-24 01:10:07,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:10:07,842 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.333333333333336) internal successors, (236), 6 states have internal predecessors, (236), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 243 [2024-11-24 01:10:07,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:07,850 INFO L225 Difference]: With dead ends: 5335 [2024-11-24 01:10:07,851 INFO L226 Difference]: Without dead ends: 3738 [2024-11-24 01:10:07,853 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:07,854 INFO L435 NwaCegarLoop]: 969 mSDtfsCounter, 829 mSDsluCounter, 3873 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 4842 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:07,854 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [829 Valid, 4842 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:07,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3738 states. [2024-11-24 01:10:07,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3738 to 2992. [2024-11-24 01:10:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2992 states, 2966 states have (on average 1.432906271072151) internal successors, (4250), 2966 states have internal predecessors, (4250), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 2992 states and 4298 transitions. [2024-11-24 01:10:07,988 INFO L78 Accepts]: Start accepts. Automaton has 2992 states and 4298 transitions. Word has length 243 [2024-11-24 01:10:07,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:07,988 INFO L471 AbstractCegarLoop]: Abstraction has 2992 states and 4298 transitions. [2024-11-24 01:10:07,988 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.333333333333336) internal successors, (236), 6 states have internal predecessors, (236), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 4298 transitions. [2024-11-24 01:10:07,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-24 01:10:07,991 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:07,992 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:07,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-24 01:10:07,992 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:07,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:07,993 INFO L85 PathProgramCache]: Analyzing trace with hash 179152707, now seen corresponding path program 1 times [2024-11-24 01:10:07,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:07,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794902401] [2024-11-24 01:10:07,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:07,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:08,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:08,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794902401] [2024-11-24 01:10:08,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794902401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:08,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:08,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:08,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819716706] [2024-11-24 01:10:08,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:08,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:08,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:08,992 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:08,993 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:08,993 INFO L87 Difference]: Start difference. First operand 2992 states and 4298 transitions. Second operand has 6 states, 6 states have (on average 39.5) internal successors, (237), 6 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:09,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:09,204 INFO L93 Difference]: Finished difference Result 5319 states and 7702 transitions. [2024-11-24 01:10:09,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:10:09,205 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.5) internal successors, (237), 6 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 244 [2024-11-24 01:10:09,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:09,214 INFO L225 Difference]: With dead ends: 5319 [2024-11-24 01:10:09,215 INFO L226 Difference]: Without dead ends: 3738 [2024-11-24 01:10:09,217 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:09,218 INFO L435 NwaCegarLoop]: 969 mSDtfsCounter, 822 mSDsluCounter, 3873 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 822 SdHoareTripleChecker+Valid, 4842 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:09,218 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [822 Valid, 4842 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:09,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3738 states. [2024-11-24 01:10:09,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3738 to 3024. [2024-11-24 01:10:09,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 2998 states have (on average 1.4322881921280854) internal successors, (4294), 2998 states have internal predecessors, (4294), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:09,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 4342 transitions. [2024-11-24 01:10:09,279 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 4342 transitions. Word has length 244 [2024-11-24 01:10:09,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:09,279 INFO L471 AbstractCegarLoop]: Abstraction has 3024 states and 4342 transitions. [2024-11-24 01:10:09,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.5) internal successors, (237), 6 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:09,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 4342 transitions. [2024-11-24 01:10:09,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-24 01:10:09,284 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:09,284 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:09,284 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-24 01:10:09,284 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:09,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:09,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1750162836, now seen corresponding path program 1 times [2024-11-24 01:10:09,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:09,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578615528] [2024-11-24 01:10:09,286 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:09,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:10,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:10,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:10,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578615528] [2024-11-24 01:10:10,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578615528] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:10,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:10,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:10,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959485578] [2024-11-24 01:10:10,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:10,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:10,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:10,551 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:10,552 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:10,552 INFO L87 Difference]: Start difference. First operand 3024 states and 4342 transitions. Second operand has 7 states, 7 states have (on average 33.857142857142854) internal successors, (237), 7 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:11,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:11,031 INFO L93 Difference]: Finished difference Result 4893 states and 7066 transitions. [2024-11-24 01:10:11,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:11,032 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 33.857142857142854) internal successors, (237), 7 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 244 [2024-11-24 01:10:11,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:11,040 INFO L225 Difference]: With dead ends: 4893 [2024-11-24 01:10:11,040 INFO L226 Difference]: Without dead ends: 3024 [2024-11-24 01:10:11,043 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:11,043 INFO L435 NwaCegarLoop]: 896 mSDtfsCounter, 1035 mSDsluCounter, 2753 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1035 SdHoareTripleChecker+Valid, 3649 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:11,043 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1035 Valid, 3649 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:10:11,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3024 states. [2024-11-24 01:10:11,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3024 to 3024. [2024-11-24 01:10:11,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 2998 states have (on average 1.4296197464976652) internal successors, (4286), 2998 states have internal predecessors, (4286), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:11,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 4334 transitions. [2024-11-24 01:10:11,124 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 4334 transitions. Word has length 244 [2024-11-24 01:10:11,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:11,125 INFO L471 AbstractCegarLoop]: Abstraction has 3024 states and 4334 transitions. [2024-11-24 01:10:11,125 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 33.857142857142854) internal successors, (237), 7 states have internal predecessors, (237), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 4334 transitions. [2024-11-24 01:10:11,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-24 01:10:11,130 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:11,131 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:11,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-24 01:10:11,131 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:11,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:11,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1702022929, now seen corresponding path program 1 times [2024-11-24 01:10:11,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:11,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628349263] [2024-11-24 01:10:11,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:11,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:11,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:11,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:11,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:11,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628349263] [2024-11-24 01:10:11,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628349263] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:11,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:11,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:11,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416964334] [2024-11-24 01:10:11,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:11,883 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:11,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:11,884 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:11,884 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:11,884 INFO L87 Difference]: Start difference. First operand 3024 states and 4334 transitions. Second operand has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:12,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:12,056 INFO L93 Difference]: Finished difference Result 5303 states and 7663 transitions. [2024-11-24 01:10:12,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:10:12,057 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 245 [2024-11-24 01:10:12,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:12,065 INFO L225 Difference]: With dead ends: 5303 [2024-11-24 01:10:12,065 INFO L226 Difference]: Without dead ends: 3738 [2024-11-24 01:10:12,068 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:12,069 INFO L435 NwaCegarLoop]: 968 mSDtfsCounter, 815 mSDsluCounter, 3869 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 815 SdHoareTripleChecker+Valid, 4837 SdHoareTripleChecker+Invalid, 102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:12,069 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [815 Valid, 4837 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:12,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3738 states. [2024-11-24 01:10:12,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3738 to 3056. [2024-11-24 01:10:12,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3056 states, 3030 states have (on average 1.4290429042904291) internal successors, (4330), 3030 states have internal predecessors, (4330), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:12,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 3056 states and 4378 transitions. [2024-11-24 01:10:12,121 INFO L78 Accepts]: Start accepts. Automaton has 3056 states and 4378 transitions. Word has length 245 [2024-11-24 01:10:12,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:12,122 INFO L471 AbstractCegarLoop]: Abstraction has 3056 states and 4378 transitions. [2024-11-24 01:10:12,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:12,122 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 4378 transitions. [2024-11-24 01:10:12,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-24 01:10:12,126 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:12,126 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:12,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-24 01:10:12,126 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:12,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:12,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1660881284, now seen corresponding path program 1 times [2024-11-24 01:10:12,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:12,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778789756] [2024-11-24 01:10:12,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:12,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:12,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:12,859 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778789756] [2024-11-24 01:10:12,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778789756] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:12,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:12,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:12,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63762631] [2024-11-24 01:10:12,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:12,860 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:12,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:12,860 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:12,860 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:12,861 INFO L87 Difference]: Start difference. First operand 3056 states and 4378 transitions. Second operand has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:13,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:13,008 INFO L93 Difference]: Finished difference Result 4547 states and 6557 transitions. [2024-11-24 01:10:13,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:13,008 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 245 [2024-11-24 01:10:13,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:13,016 INFO L225 Difference]: With dead ends: 4547 [2024-11-24 01:10:13,017 INFO L226 Difference]: Without dead ends: 3134 [2024-11-24 01:10:13,019 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:13,019 INFO L435 NwaCegarLoop]: 967 mSDtfsCounter, 300 mSDsluCounter, 3865 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 4832 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:13,019 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [300 Valid, 4832 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:13,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3134 states. [2024-11-24 01:10:13,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3134 to 3072. [2024-11-24 01:10:13,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3072 states, 3046 states have (on average 1.4287590282337492) internal successors, (4352), 3046 states have internal predecessors, (4352), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:13,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 3072 states and 4400 transitions. [2024-11-24 01:10:13,063 INFO L78 Accepts]: Start accepts. Automaton has 3072 states and 4400 transitions. Word has length 245 [2024-11-24 01:10:13,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:13,064 INFO L471 AbstractCegarLoop]: Abstraction has 3072 states and 4400 transitions. [2024-11-24 01:10:13,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.666666666666664) internal successors, (238), 6 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:13,064 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 4400 transitions. [2024-11-24 01:10:13,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-24 01:10:13,070 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:13,070 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:13,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-24 01:10:13,070 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:13,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:13,072 INFO L85 PathProgramCache]: Analyzing trace with hash 676564849, now seen corresponding path program 1 times [2024-11-24 01:10:13,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:13,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294982013] [2024-11-24 01:10:13,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:13,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:13,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:14,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:14,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:14,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294982013] [2024-11-24 01:10:14,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294982013] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:14,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:14,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:14,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943299354] [2024-11-24 01:10:14,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:14,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:14,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:14,079 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:14,079 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:14,079 INFO L87 Difference]: Start difference. First operand 3072 states and 4400 transitions. Second operand has 7 states, 7 states have (on average 34.0) internal successors, (238), 7 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:14,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:14,619 INFO L93 Difference]: Finished difference Result 4615 states and 6655 transitions. [2024-11-24 01:10:14,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:10:14,620 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.0) internal successors, (238), 7 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 245 [2024-11-24 01:10:14,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:14,629 INFO L225 Difference]: With dead ends: 4615 [2024-11-24 01:10:14,629 INFO L226 Difference]: Without dead ends: 3202 [2024-11-24 01:10:14,632 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:14,633 INFO L435 NwaCegarLoop]: 900 mSDtfsCounter, 1386 mSDsluCounter, 3555 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1388 SdHoareTripleChecker+Valid, 4455 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:14,633 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1388 Valid, 4455 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:10:14,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3202 states. [2024-11-24 01:10:14,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3202 to 3108. [2024-11-24 01:10:14,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3108 states, 3082 states have (on average 1.428293316028553) internal successors, (4402), 3082 states have internal predecessors, (4402), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:14,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 3108 states and 4450 transitions. [2024-11-24 01:10:14,715 INFO L78 Accepts]: Start accepts. Automaton has 3108 states and 4450 transitions. Word has length 245 [2024-11-24 01:10:14,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:14,716 INFO L471 AbstractCegarLoop]: Abstraction has 3108 states and 4450 transitions. [2024-11-24 01:10:14,716 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.0) internal successors, (238), 7 states have internal predecessors, (238), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:14,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 4450 transitions. [2024-11-24 01:10:14,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-11-24 01:10:14,722 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:14,723 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:14,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-24 01:10:14,723 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:14,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:14,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1955147023, now seen corresponding path program 1 times [2024-11-24 01:10:14,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:14,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248287338] [2024-11-24 01:10:14,725 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:14,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:15,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:15,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:15,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248287338] [2024-11-24 01:10:15,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248287338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:15,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:15,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:15,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779098003] [2024-11-24 01:10:15,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:15,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:15,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:15,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:15,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:15,565 INFO L87 Difference]: Start difference. First operand 3108 states and 4450 transitions. Second operand has 6 states, 6 states have (on average 39.833333333333336) internal successors, (239), 6 states have internal predecessors, (239), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:15,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:15,745 INFO L93 Difference]: Finished difference Result 4583 states and 6605 transitions. [2024-11-24 01:10:15,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:15,745 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 39.833333333333336) internal successors, (239), 6 states have internal predecessors, (239), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 246 [2024-11-24 01:10:15,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:15,751 INFO L225 Difference]: With dead ends: 4583 [2024-11-24 01:10:15,751 INFO L226 Difference]: Without dead ends: 3170 [2024-11-24 01:10:15,753 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:15,753 INFO L435 NwaCegarLoop]: 967 mSDtfsCounter, 294 mSDsluCounter, 3865 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 4832 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:15,753 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 4832 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:15,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3170 states. [2024-11-24 01:10:15,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3170 to 3124. [2024-11-24 01:10:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3124 states, 3098 states have (on average 1.4280180761781796) internal successors, (4424), 3098 states have internal predecessors, (4424), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:15,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 3124 states and 4472 transitions. [2024-11-24 01:10:15,800 INFO L78 Accepts]: Start accepts. Automaton has 3124 states and 4472 transitions. Word has length 246 [2024-11-24 01:10:15,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:15,801 INFO L471 AbstractCegarLoop]: Abstraction has 3124 states and 4472 transitions. [2024-11-24 01:10:15,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 39.833333333333336) internal successors, (239), 6 states have internal predecessors, (239), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 4472 transitions. [2024-11-24 01:10:15,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-11-24 01:10:15,804 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:15,805 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:15,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-24 01:10:15,805 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:15,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:15,806 INFO L85 PathProgramCache]: Analyzing trace with hash 310087808, now seen corresponding path program 1 times [2024-11-24 01:10:15,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:15,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837906541] [2024-11-24 01:10:15,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:15,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:16,895 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:16,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:16,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837906541] [2024-11-24 01:10:16,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837906541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:16,896 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:16,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:16,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722377284] [2024-11-24 01:10:16,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:16,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:16,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:16,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:16,898 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:16,898 INFO L87 Difference]: Start difference. First operand 3124 states and 4472 transitions. Second operand has 7 states, 7 states have (on average 34.142857142857146) internal successors, (239), 7 states have internal predecessors, (239), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:17,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:17,360 INFO L93 Difference]: Finished difference Result 4631 states and 6675 transitions. [2024-11-24 01:10:17,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:10:17,360 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.142857142857146) internal successors, (239), 7 states have internal predecessors, (239), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 246 [2024-11-24 01:10:17,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:17,365 INFO L225 Difference]: With dead ends: 4631 [2024-11-24 01:10:17,365 INFO L226 Difference]: Without dead ends: 3218 [2024-11-24 01:10:17,367 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:17,368 INFO L435 NwaCegarLoop]: 900 mSDtfsCounter, 1238 mSDsluCounter, 3567 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1240 SdHoareTripleChecker+Valid, 4467 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:17,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1240 Valid, 4467 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:10:17,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3218 states. [2024-11-24 01:10:17,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3218 to 3140. [2024-11-24 01:10:17,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3140 states, 3114 states have (on average 1.4277456647398843) internal successors, (4446), 3114 states have internal predecessors, (4446), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:17,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4494 transitions. [2024-11-24 01:10:17,416 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4494 transitions. Word has length 246 [2024-11-24 01:10:17,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:17,416 INFO L471 AbstractCegarLoop]: Abstraction has 3140 states and 4494 transitions. [2024-11-24 01:10:17,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.142857142857146) internal successors, (239), 7 states have internal predecessors, (239), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:17,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4494 transitions. [2024-11-24 01:10:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-24 01:10:17,420 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:17,420 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:17,420 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-24 01:10:17,421 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:17,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:17,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1957717078, now seen corresponding path program 1 times [2024-11-24 01:10:17,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:17,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930969266] [2024-11-24 01:10:17,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:17,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:18,085 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:18,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930969266] [2024-11-24 01:10:18,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930969266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:18,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:18,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:18,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229317217] [2024-11-24 01:10:18,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:18,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:18,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:18,087 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:18,087 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:18,087 INFO L87 Difference]: Start difference. First operand 3140 states and 4494 transitions. Second operand has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:18,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:18,223 INFO L93 Difference]: Finished difference Result 4599 states and 6625 transitions. [2024-11-24 01:10:18,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:18,224 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 247 [2024-11-24 01:10:18,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:18,229 INFO L225 Difference]: With dead ends: 4599 [2024-11-24 01:10:18,229 INFO L226 Difference]: Without dead ends: 3186 [2024-11-24 01:10:18,231 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:18,232 INFO L435 NwaCegarLoop]: 970 mSDtfsCounter, 288 mSDsluCounter, 3874 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 288 SdHoareTripleChecker+Valid, 4844 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:18,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [288 Valid, 4844 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:18,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3186 states. [2024-11-24 01:10:18,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3186 to 3156. [2024-11-24 01:10:18,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3156 states, 3130 states have (on average 1.4274760383386582) internal successors, (4468), 3130 states have internal predecessors, (4468), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:18,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 3156 states and 4516 transitions. [2024-11-24 01:10:18,308 INFO L78 Accepts]: Start accepts. Automaton has 3156 states and 4516 transitions. Word has length 247 [2024-11-24 01:10:18,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:18,308 INFO L471 AbstractCegarLoop]: Abstraction has 3156 states and 4516 transitions. [2024-11-24 01:10:18,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.0) internal successors, (240), 6 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 3156 states and 4516 transitions. [2024-11-24 01:10:18,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-24 01:10:18,312 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:18,312 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:18,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-24 01:10:18,313 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:18,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:18,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1768315359, now seen corresponding path program 1 times [2024-11-24 01:10:18,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:18,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541688854] [2024-11-24 01:10:18,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:18,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:18,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:19,759 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:19,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:19,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541688854] [2024-11-24 01:10:19,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541688854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:19,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:19,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:10:19,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131216911] [2024-11-24 01:10:19,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:19,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:10:19,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:19,762 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:10:19,762 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:10:19,763 INFO L87 Difference]: Start difference. First operand 3156 states and 4516 transitions. Second operand has 11 states, 11 states have (on average 21.818181818181817) internal successors, (240), 11 states have internal predecessors, (240), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:20,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:20,681 INFO L93 Difference]: Finished difference Result 5283 states and 7594 transitions. [2024-11-24 01:10:20,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:10:20,682 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 21.818181818181817) internal successors, (240), 11 states have internal predecessors, (240), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 247 [2024-11-24 01:10:20,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:20,688 INFO L225 Difference]: With dead ends: 5283 [2024-11-24 01:10:20,688 INFO L226 Difference]: Without dead ends: 3204 [2024-11-24 01:10:20,691 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-24 01:10:20,692 INFO L435 NwaCegarLoop]: 910 mSDtfsCounter, 1788 mSDsluCounter, 5679 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1788 SdHoareTripleChecker+Valid, 6589 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:20,692 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1788 Valid, 6589 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:10:20,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3204 states. [2024-11-24 01:10:20,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3204 to 3180. [2024-11-24 01:10:20,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3180 states, 3154 states have (on average 1.4242232086239697) internal successors, (4492), 3154 states have internal predecessors, (4492), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:20,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 3180 states and 4540 transitions. [2024-11-24 01:10:20,753 INFO L78 Accepts]: Start accepts. Automaton has 3180 states and 4540 transitions. Word has length 247 [2024-11-24 01:10:20,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:20,754 INFO L471 AbstractCegarLoop]: Abstraction has 3180 states and 4540 transitions. [2024-11-24 01:10:20,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 21.818181818181817) internal successors, (240), 11 states have internal predecessors, (240), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:20,754 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 4540 transitions. [2024-11-24 01:10:20,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-24 01:10:20,757 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:20,758 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:20,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-24 01:10:20,758 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:20,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:20,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1820151593, now seen corresponding path program 1 times [2024-11-24 01:10:20,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:20,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362630426] [2024-11-24 01:10:20,759 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:20,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:21,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:21,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:21,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362630426] [2024-11-24 01:10:21,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362630426] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:21,835 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:21,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:21,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079743071] [2024-11-24 01:10:21,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:21,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:21,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:21,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:21,838 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:21,838 INFO L87 Difference]: Start difference. First operand 3180 states and 4540 transitions. Second operand has 7 states, 7 states have (on average 34.285714285714285) internal successors, (240), 7 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:22,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:22,265 INFO L93 Difference]: Finished difference Result 4677 states and 6725 transitions. [2024-11-24 01:10:22,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:10:22,266 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.285714285714285) internal successors, (240), 7 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 247 [2024-11-24 01:10:22,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:22,269 INFO L225 Difference]: With dead ends: 4677 [2024-11-24 01:10:22,269 INFO L226 Difference]: Without dead ends: 3258 [2024-11-24 01:10:22,271 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:22,272 INFO L435 NwaCegarLoop]: 900 mSDtfsCounter, 1232 mSDsluCounter, 3567 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1234 SdHoareTripleChecker+Valid, 4467 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:22,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1234 Valid, 4467 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:10:22,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3258 states. [2024-11-24 01:10:22,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3258 to 3196. [2024-11-24 01:10:22,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3196 states, 3170 states have (on average 1.42397476340694) internal successors, (4514), 3170 states have internal predecessors, (4514), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:22,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 4562 transitions. [2024-11-24 01:10:22,329 INFO L78 Accepts]: Start accepts. Automaton has 3196 states and 4562 transitions. Word has length 247 [2024-11-24 01:10:22,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:22,330 INFO L471 AbstractCegarLoop]: Abstraction has 3196 states and 4562 transitions. [2024-11-24 01:10:22,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.285714285714285) internal successors, (240), 7 states have internal predecessors, (240), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:22,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 4562 transitions. [2024-11-24 01:10:22,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-24 01:10:22,334 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:22,334 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:22,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-24 01:10:22,335 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:22,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:22,335 INFO L85 PathProgramCache]: Analyzing trace with hash 994909607, now seen corresponding path program 1 times [2024-11-24 01:10:22,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:22,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967169317] [2024-11-24 01:10:22,336 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:22,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:23,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:23,541 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:23,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967169317] [2024-11-24 01:10:23,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967169317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:23,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:23,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:10:23,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363199487] [2024-11-24 01:10:23,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:23,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:10:23,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:23,543 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:10:23,543 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:10:23,543 INFO L87 Difference]: Start difference. First operand 3196 states and 4562 transitions. Second operand has 11 states, 11 states have (on average 21.90909090909091) internal successors, (241), 11 states have internal predecessors, (241), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:24,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:24,202 INFO L93 Difference]: Finished difference Result 5273 states and 7569 transitions. [2024-11-24 01:10:24,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:10:24,202 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 21.90909090909091) internal successors, (241), 11 states have internal predecessors, (241), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 248 [2024-11-24 01:10:24,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:24,207 INFO L225 Difference]: With dead ends: 5273 [2024-11-24 01:10:24,207 INFO L226 Difference]: Without dead ends: 3244 [2024-11-24 01:10:24,210 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-24 01:10:24,211 INFO L435 NwaCegarLoop]: 910 mSDtfsCounter, 2538 mSDsluCounter, 4885 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2538 SdHoareTripleChecker+Valid, 5795 SdHoareTripleChecker+Invalid, 576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:24,211 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2538 Valid, 5795 Invalid, 576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 572 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:10:24,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3244 states. [2024-11-24 01:10:24,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3244 to 3220. [2024-11-24 01:10:24,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3194 states have (on average 1.4207889793362556) internal successors, (4538), 3194 states have internal predecessors, (4538), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:24,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 4586 transitions. [2024-11-24 01:10:24,266 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 4586 transitions. Word has length 248 [2024-11-24 01:10:24,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:24,267 INFO L471 AbstractCegarLoop]: Abstraction has 3220 states and 4586 transitions. [2024-11-24 01:10:24,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 21.90909090909091) internal successors, (241), 11 states have internal predecessors, (241), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:24,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 4586 transitions. [2024-11-24 01:10:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-24 01:10:24,271 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:24,271 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:24,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-24 01:10:24,271 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:24,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:24,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1974244058, now seen corresponding path program 1 times [2024-11-24 01:10:24,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:24,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201838697] [2024-11-24 01:10:24,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:24,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:24,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:25,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:25,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:25,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201838697] [2024-11-24 01:10:25,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201838697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:25,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:25,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:25,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117105124] [2024-11-24 01:10:25,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:25,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:25,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:25,178 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:25,178 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:25,178 INFO L87 Difference]: Start difference. First operand 3220 states and 4586 transitions. Second operand has 7 states, 7 states have (on average 34.57142857142857) internal successors, (242), 7 states have internal predecessors, (242), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:25,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:25,584 INFO L93 Difference]: Finished difference Result 5177 states and 7419 transitions. [2024-11-24 01:10:25,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:25,585 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.57142857142857) internal successors, (242), 7 states have internal predecessors, (242), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 249 [2024-11-24 01:10:25,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:25,589 INFO L225 Difference]: With dead ends: 5177 [2024-11-24 01:10:25,589 INFO L226 Difference]: Without dead ends: 3220 [2024-11-24 01:10:25,592 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:25,592 INFO L435 NwaCegarLoop]: 895 mSDtfsCounter, 1027 mSDsluCounter, 2745 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 3640 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:25,592 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1027 Valid, 3640 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:10:25,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3220 states. [2024-11-24 01:10:25,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3220 to 3220. [2024-11-24 01:10:25,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3194 states have (on average 1.4182842830306825) internal successors, (4530), 3194 states have internal predecessors, (4530), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:25,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 4578 transitions. [2024-11-24 01:10:25,641 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 4578 transitions. Word has length 249 [2024-11-24 01:10:25,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:25,641 INFO L471 AbstractCegarLoop]: Abstraction has 3220 states and 4578 transitions. [2024-11-24 01:10:25,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.57142857142857) internal successors, (242), 7 states have internal predecessors, (242), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:25,642 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 4578 transitions. [2024-11-24 01:10:25,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-24 01:10:25,645 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:25,645 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:25,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-24 01:10:25,645 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:25,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:25,646 INFO L85 PathProgramCache]: Analyzing trace with hash 296294905, now seen corresponding path program 1 times [2024-11-24 01:10:25,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:25,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1507292735] [2024-11-24 01:10:25,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:25,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:25,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:26,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:26,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:26,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1507292735] [2024-11-24 01:10:26,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1507292735] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:26,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:26,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:26,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390253324] [2024-11-24 01:10:26,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:26,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:26,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:26,047 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:26,047 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:26,047 INFO L87 Difference]: Start difference. First operand 3220 states and 4578 transitions. Second operand has 5 states, 5 states have (on average 48.6) internal successors, (243), 5 states have internal predecessors, (243), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:26,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:26,130 INFO L93 Difference]: Finished difference Result 5267 states and 7526 transitions. [2024-11-24 01:10:26,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:26,131 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 48.6) internal successors, (243), 5 states have internal predecessors, (243), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 250 [2024-11-24 01:10:26,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:26,136 INFO L225 Difference]: With dead ends: 5267 [2024-11-24 01:10:26,136 INFO L226 Difference]: Without dead ends: 3268 [2024-11-24 01:10:26,139 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:26,141 INFO L435 NwaCegarLoop]: 976 mSDtfsCounter, 2 mSDsluCounter, 2918 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3894 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:26,141 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3894 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:26,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3268 states. [2024-11-24 01:10:26,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3268 to 3256. [2024-11-24 01:10:26,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3256 states, 3230 states have (on average 1.4136222910216718) internal successors, (4566), 3230 states have internal predecessors, (4566), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:26,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 3256 states and 4614 transitions. [2024-11-24 01:10:26,193 INFO L78 Accepts]: Start accepts. Automaton has 3256 states and 4614 transitions. Word has length 250 [2024-11-24 01:10:26,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:26,193 INFO L471 AbstractCegarLoop]: Abstraction has 3256 states and 4614 transitions. [2024-11-24 01:10:26,194 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 48.6) internal successors, (243), 5 states have internal predecessors, (243), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:26,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3256 states and 4614 transitions. [2024-11-24 01:10:26,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-24 01:10:26,197 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:26,198 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:26,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-24 01:10:26,198 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:26,198 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:26,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1991931869, now seen corresponding path program 1 times [2024-11-24 01:10:26,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:26,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228044986] [2024-11-24 01:10:26,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:26,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:26,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:26,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:26,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:26,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228044986] [2024-11-24 01:10:26,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228044986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:26,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:26,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:10:26,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888315707] [2024-11-24 01:10:26,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:26,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:10:26,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:26,982 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:10:26,982 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:26,982 INFO L87 Difference]: Start difference. First operand 3256 states and 4614 transitions. Second operand has 4 states, 4 states have (on average 60.75) internal successors, (243), 4 states have internal predecessors, (243), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:27,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:27,035 INFO L93 Difference]: Finished difference Result 5408 states and 7694 transitions. [2024-11-24 01:10:27,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:10:27,035 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 60.75) internal successors, (243), 4 states have internal predecessors, (243), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 250 [2024-11-24 01:10:27,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:27,038 INFO L225 Difference]: With dead ends: 5408 [2024-11-24 01:10:27,038 INFO L226 Difference]: Without dead ends: 3292 [2024-11-24 01:10:27,041 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:27,041 INFO L435 NwaCegarLoop]: 980 mSDtfsCounter, 0 mSDsluCounter, 1952 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2932 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:27,041 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2932 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:27,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3292 states. [2024-11-24 01:10:27,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3292 to 3292. [2024-11-24 01:10:27,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3292 states, 3266 states have (on average 1.4090630740967545) internal successors, (4602), 3266 states have internal predecessors, (4602), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 3292 states and 4650 transitions. [2024-11-24 01:10:27,082 INFO L78 Accepts]: Start accepts. Automaton has 3292 states and 4650 transitions. Word has length 250 [2024-11-24 01:10:27,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:27,083 INFO L471 AbstractCegarLoop]: Abstraction has 3292 states and 4650 transitions. [2024-11-24 01:10:27,083 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 60.75) internal successors, (243), 4 states have internal predecessors, (243), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:27,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 4650 transitions. [2024-11-24 01:10:27,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-24 01:10:27,086 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:27,086 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:27,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-24 01:10:27,088 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:27,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:27,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1652722538, now seen corresponding path program 1 times [2024-11-24 01:10:27,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:27,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091232545] [2024-11-24 01:10:27,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:27,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:27,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:27,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:27,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091232545] [2024-11-24 01:10:27,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091232545] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:27,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:27,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:27,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930075632] [2024-11-24 01:10:27,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:27,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:27,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:27,768 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:27,768 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:27,768 INFO L87 Difference]: Start difference. First operand 3292 states and 4650 transitions. Second operand has 6 states, 6 states have (on average 40.666666666666664) internal successors, (244), 6 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:27,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:27,950 INFO L93 Difference]: Finished difference Result 5669 states and 8094 transitions. [2024-11-24 01:10:27,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:10:27,951 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.666666666666664) internal successors, (244), 6 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 251 [2024-11-24 01:10:27,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:27,956 INFO L225 Difference]: With dead ends: 5669 [2024-11-24 01:10:27,956 INFO L226 Difference]: Without dead ends: 4032 [2024-11-24 01:10:27,960 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:27,961 INFO L435 NwaCegarLoop]: 970 mSDtfsCounter, 807 mSDsluCounter, 3871 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 807 SdHoareTripleChecker+Valid, 4841 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:27,961 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [807 Valid, 4841 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:27,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4032 states. [2024-11-24 01:10:28,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4032 to 3324. [2024-11-24 01:10:28,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3324 states, 3298 states have (on average 1.408732565191025) internal successors, (4646), 3298 states have internal predecessors, (4646), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:28,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4694 transitions. [2024-11-24 01:10:28,060 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4694 transitions. Word has length 251 [2024-11-24 01:10:28,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:28,060 INFO L471 AbstractCegarLoop]: Abstraction has 3324 states and 4694 transitions. [2024-11-24 01:10:28,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.666666666666664) internal successors, (244), 6 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:28,061 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4694 transitions. [2024-11-24 01:10:28,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-24 01:10:28,064 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:28,064 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:28,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-24 01:10:28,065 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:28,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:28,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1949258745, now seen corresponding path program 1 times [2024-11-24 01:10:28,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:28,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735979323] [2024-11-24 01:10:28,066 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:28,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:28,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:28,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:28,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:28,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735979323] [2024-11-24 01:10:28,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735979323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:28,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:28,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:28,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282914211] [2024-11-24 01:10:28,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:28,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:28,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:28,816 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:28,816 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:28,816 INFO L87 Difference]: Start difference. First operand 3324 states and 4694 transitions. Second operand has 7 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:29,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:29,191 INFO L93 Difference]: Finished difference Result 5259 states and 7482 transitions. [2024-11-24 01:10:29,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:29,192 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 251 [2024-11-24 01:10:29,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:29,195 INFO L225 Difference]: With dead ends: 5259 [2024-11-24 01:10:29,195 INFO L226 Difference]: Without dead ends: 3324 [2024-11-24 01:10:29,197 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:29,198 INFO L435 NwaCegarLoop]: 894 mSDtfsCounter, 1613 mSDsluCounter, 2737 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 3631 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:29,198 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1613 Valid, 3631 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:10:29,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3324 states. [2024-11-24 01:10:29,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3324 to 3324. [2024-11-24 01:10:29,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3324 states, 3298 states have (on average 1.4063068526379625) internal successors, (4638), 3298 states have internal predecessors, (4638), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4686 transitions. [2024-11-24 01:10:29,243 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4686 transitions. Word has length 251 [2024-11-24 01:10:29,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:29,243 INFO L471 AbstractCegarLoop]: Abstraction has 3324 states and 4686 transitions. [2024-11-24 01:10:29,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 34.857142857142854) internal successors, (244), 7 states have internal predecessors, (244), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:29,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4686 transitions. [2024-11-24 01:10:29,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-24 01:10:29,247 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:29,247 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:29,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-24 01:10:29,248 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:29,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:29,248 INFO L85 PathProgramCache]: Analyzing trace with hash -301682604, now seen corresponding path program 1 times [2024-11-24 01:10:29,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:29,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436393905] [2024-11-24 01:10:29,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:29,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:29,788 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:29,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:29,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436393905] [2024-11-24 01:10:29,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436393905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:29,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:29,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:29,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899204083] [2024-11-24 01:10:29,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:29,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:29,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:29,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:29,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:29,790 INFO L87 Difference]: Start difference. First operand 3324 states and 4686 transitions. Second operand has 6 states, 6 states have (on average 40.833333333333336) internal successors, (245), 6 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:29,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:29,910 INFO L93 Difference]: Finished difference Result 4805 states and 6830 transitions. [2024-11-24 01:10:29,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:29,911 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 40.833333333333336) internal successors, (245), 6 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 252 [2024-11-24 01:10:29,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:29,914 INFO L225 Difference]: With dead ends: 4805 [2024-11-24 01:10:29,914 INFO L226 Difference]: Without dead ends: 3354 [2024-11-24 01:10:29,916 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:29,916 INFO L435 NwaCegarLoop]: 967 mSDtfsCounter, 276 mSDsluCounter, 3863 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 276 SdHoareTripleChecker+Valid, 4830 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:29,916 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [276 Valid, 4830 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:29,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3354 states. [2024-11-24 01:10:29,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3354 to 3340. [2024-11-24 01:10:29,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3314 states have (on average 1.4061557030778515) internal successors, (4660), 3314 states have internal predecessors, (4660), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:29,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 4708 transitions. [2024-11-24 01:10:29,954 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 4708 transitions. Word has length 252 [2024-11-24 01:10:29,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:29,955 INFO L471 AbstractCegarLoop]: Abstraction has 3340 states and 4708 transitions. [2024-11-24 01:10:29,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 40.833333333333336) internal successors, (245), 6 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 4708 transitions. [2024-11-24 01:10:29,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-24 01:10:29,959 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:29,959 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:29,959 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-24 01:10:29,959 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:29,960 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:29,960 INFO L85 PathProgramCache]: Analyzing trace with hash 993785699, now seen corresponding path program 1 times [2024-11-24 01:10:29,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:29,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808201622] [2024-11-24 01:10:29,960 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:29,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:30,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:30,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:30,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808201622] [2024-11-24 01:10:30,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808201622] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:30,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:30,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:10:30,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882947739] [2024-11-24 01:10:30,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:30,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:10:30,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:30,767 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:10:30,767 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:30,767 INFO L87 Difference]: Start difference. First operand 3340 states and 4708 transitions. Second operand has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:31,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:31,163 INFO L93 Difference]: Finished difference Result 5785 states and 8240 transitions. [2024-11-24 01:10:31,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:10:31,163 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 252 [2024-11-24 01:10:31,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:31,167 INFO L225 Difference]: With dead ends: 5785 [2024-11-24 01:10:31,167 INFO L226 Difference]: Without dead ends: 4072 [2024-11-24 01:10:31,169 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:10:31,170 INFO L435 NwaCegarLoop]: 959 mSDtfsCounter, 1787 mSDsluCounter, 5735 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1789 SdHoareTripleChecker+Valid, 6694 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:31,170 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1789 Valid, 6694 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:31,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4072 states. [2024-11-24 01:10:31,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4072 to 3348. [2024-11-24 01:10:31,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3348 states, 3322 states have (on average 1.4051776038531005) internal successors, (4668), 3322 states have internal predecessors, (4668), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:31,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 3348 states and 4716 transitions. [2024-11-24 01:10:31,214 INFO L78 Accepts]: Start accepts. Automaton has 3348 states and 4716 transitions. Word has length 252 [2024-11-24 01:10:31,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:31,214 INFO L471 AbstractCegarLoop]: Abstraction has 3348 states and 4716 transitions. [2024-11-24 01:10:31,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:31,215 INFO L276 IsEmpty]: Start isEmpty. Operand 3348 states and 4716 transitions. [2024-11-24 01:10:31,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-24 01:10:31,218 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:31,218 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:31,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-24 01:10:31,219 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:31,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:31,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1370326899, now seen corresponding path program 1 times [2024-11-24 01:10:31,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:31,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921812405] [2024-11-24 01:10:31,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:31,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:32,149 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:32,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:32,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921812405] [2024-11-24 01:10:32,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921812405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:32,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:32,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:10:32,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603686554] [2024-11-24 01:10:32,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:32,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:10:32,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:32,151 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:10:32,151 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:32,151 INFO L87 Difference]: Start difference. First operand 3348 states and 4716 transitions. Second operand has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:32,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:32,448 INFO L93 Difference]: Finished difference Result 5771 states and 8217 transitions. [2024-11-24 01:10:32,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:10:32,449 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 252 [2024-11-24 01:10:32,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:32,454 INFO L225 Difference]: With dead ends: 5771 [2024-11-24 01:10:32,454 INFO L226 Difference]: Without dead ends: 4080 [2024-11-24 01:10:32,456 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:10:32,456 INFO L435 NwaCegarLoop]: 959 mSDtfsCounter, 1780 mSDsluCounter, 4882 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1782 SdHoareTripleChecker+Valid, 5841 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:32,457 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1782 Valid, 5841 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:32,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4080 states. [2024-11-24 01:10:32,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4080 to 3356. [2024-11-24 01:10:32,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3356 states, 3330 states have (on average 1.4042042042042042) internal successors, (4676), 3330 states have internal predecessors, (4676), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:32,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 3356 states and 4724 transitions. [2024-11-24 01:10:32,496 INFO L78 Accepts]: Start accepts. Automaton has 3356 states and 4724 transitions. Word has length 252 [2024-11-24 01:10:32,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:32,496 INFO L471 AbstractCegarLoop]: Abstraction has 3356 states and 4724 transitions. [2024-11-24 01:10:32,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.22222222222222) internal successors, (245), 9 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 4724 transitions. [2024-11-24 01:10:32,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-24 01:10:32,499 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:32,499 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:32,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-24 01:10:32,499 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:32,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:32,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1904469208, now seen corresponding path program 1 times [2024-11-24 01:10:32,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:32,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30784738] [2024-11-24 01:10:32,500 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:32,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:32,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:33,578 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:33,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:33,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30784738] [2024-11-24 01:10:33,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30784738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:33,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:33,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:10:33,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086905255] [2024-11-24 01:10:33,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:33,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:10:33,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:33,579 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:10:33,579 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:10:33,580 INFO L87 Difference]: Start difference. First operand 3356 states and 4724 transitions. Second operand has 11 states, 11 states have (on average 22.272727272727273) internal successors, (245), 11 states have internal predecessors, (245), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:34,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:34,180 INFO L93 Difference]: Finished difference Result 5375 states and 7626 transitions. [2024-11-24 01:10:34,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:10:34,181 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 22.272727272727273) internal successors, (245), 11 states have internal predecessors, (245), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 252 [2024-11-24 01:10:34,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:34,184 INFO L225 Difference]: With dead ends: 5375 [2024-11-24 01:10:34,184 INFO L226 Difference]: Without dead ends: 3396 [2024-11-24 01:10:34,186 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-24 01:10:34,186 INFO L435 NwaCegarLoop]: 908 mSDtfsCounter, 2520 mSDsluCounter, 5663 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2520 SdHoareTripleChecker+Valid, 6571 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:34,186 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2520 Valid, 6571 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:10:34,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3396 states. [2024-11-24 01:10:34,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3396 to 3372. [2024-11-24 01:10:34,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3372 states, 3346 states have (on average 1.4022713687985655) internal successors, (4692), 3346 states have internal predecessors, (4692), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:34,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 3372 states and 4740 transitions. [2024-11-24 01:10:34,219 INFO L78 Accepts]: Start accepts. Automaton has 3372 states and 4740 transitions. Word has length 252 [2024-11-24 01:10:34,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:34,220 INFO L471 AbstractCegarLoop]: Abstraction has 3372 states and 4740 transitions. [2024-11-24 01:10:34,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 22.272727272727273) internal successors, (245), 11 states have internal predecessors, (245), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:34,220 INFO L276 IsEmpty]: Start isEmpty. Operand 3372 states and 4740 transitions. [2024-11-24 01:10:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-24 01:10:34,222 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:34,223 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:34,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-24 01:10:34,223 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:34,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:34,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1547319528, now seen corresponding path program 1 times [2024-11-24 01:10:34,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:34,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574375298] [2024-11-24 01:10:34,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:34,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:34,925 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:34,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:34,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574375298] [2024-11-24 01:10:34,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574375298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:34,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:34,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:34,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998719561] [2024-11-24 01:10:34,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:34,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:34,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:34,926 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:34,926 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:34,926 INFO L87 Difference]: Start difference. First operand 3372 states and 4740 transitions. Second operand has 7 states, 7 states have (on average 35.0) internal successors, (245), 7 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:35,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:35,323 INFO L93 Difference]: Finished difference Result 4893 states and 6940 transitions. [2024-11-24 01:10:35,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:10:35,323 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.0) internal successors, (245), 7 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 252 [2024-11-24 01:10:35,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:35,327 INFO L225 Difference]: With dead ends: 4893 [2024-11-24 01:10:35,327 INFO L226 Difference]: Without dead ends: 3434 [2024-11-24 01:10:35,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:35,329 INFO L435 NwaCegarLoop]: 898 mSDtfsCounter, 1444 mSDsluCounter, 3547 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 4445 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:35,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1446 Valid, 4445 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:10:35,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3434 states. [2024-11-24 01:10:35,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3434 to 3388. [2024-11-24 01:10:35,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3388 states, 3362 states have (on average 1.4021415823914336) internal successors, (4714), 3362 states have internal predecessors, (4714), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 3388 states and 4762 transitions. [2024-11-24 01:10:35,368 INFO L78 Accepts]: Start accepts. Automaton has 3388 states and 4762 transitions. Word has length 252 [2024-11-24 01:10:35,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:35,368 INFO L471 AbstractCegarLoop]: Abstraction has 3388 states and 4762 transitions. [2024-11-24 01:10:35,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.0) internal successors, (245), 7 states have internal predecessors, (245), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:35,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3388 states and 4762 transitions. [2024-11-24 01:10:35,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-24 01:10:35,372 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:35,372 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:35,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-24 01:10:35,372 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:35,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:35,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1262874338, now seen corresponding path program 1 times [2024-11-24 01:10:35,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:35,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757903208] [2024-11-24 01:10:35,373 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:35,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:35,978 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:35,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:35,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757903208] [2024-11-24 01:10:35,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757903208] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:35,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:35,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:10:35,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052799800] [2024-11-24 01:10:35,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:35,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:10:35,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:35,979 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:10:35,979 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:10:35,979 INFO L87 Difference]: Start difference. First operand 3388 states and 4762 transitions. Second operand has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:36,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:36,111 INFO L93 Difference]: Finished difference Result 4867 states and 6900 transitions. [2024-11-24 01:10:36,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:36,111 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 253 [2024-11-24 01:10:36,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:36,114 INFO L225 Difference]: With dead ends: 4867 [2024-11-24 01:10:36,114 INFO L226 Difference]: Without dead ends: 3408 [2024-11-24 01:10:36,115 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:36,116 INFO L435 NwaCegarLoop]: 967 mSDtfsCounter, 271 mSDsluCounter, 3860 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 271 SdHoareTripleChecker+Valid, 4827 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:36,116 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [271 Valid, 4827 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:36,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3408 states. [2024-11-24 01:10:36,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3408 to 3404. [2024-11-24 01:10:36,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3404 states, 3378 states have (on average 1.4020130254588514) internal successors, (4736), 3378 states have internal predecessors, (4736), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:36,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 3404 states and 4784 transitions. [2024-11-24 01:10:36,150 INFO L78 Accepts]: Start accepts. Automaton has 3404 states and 4784 transitions. Word has length 253 [2024-11-24 01:10:36,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:36,150 INFO L471 AbstractCegarLoop]: Abstraction has 3404 states and 4784 transitions. [2024-11-24 01:10:36,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 41.0) internal successors, (246), 6 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:36,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3404 states and 4784 transitions. [2024-11-24 01:10:36,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-24 01:10:36,152 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:36,152 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:36,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-24 01:10:36,153 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:36,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:36,153 INFO L85 PathProgramCache]: Analyzing trace with hash -755436397, now seen corresponding path program 1 times [2024-11-24 01:10:36,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:36,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049768403] [2024-11-24 01:10:36,153 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:36,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:36,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:36,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:36,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049768403] [2024-11-24 01:10:36,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049768403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:36,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:36,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:36,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811268799] [2024-11-24 01:10:36,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:36,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:36,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:36,824 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:36,824 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:36,824 INFO L87 Difference]: Start difference. First operand 3404 states and 4784 transitions. Second operand has 7 states, 7 states have (on average 35.142857142857146) internal successors, (246), 7 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:37,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:37,212 INFO L93 Difference]: Finished difference Result 4909 states and 6960 transitions. [2024-11-24 01:10:37,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:10:37,213 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.142857142857146) internal successors, (246), 7 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 253 [2024-11-24 01:10:37,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:37,217 INFO L225 Difference]: With dead ends: 4909 [2024-11-24 01:10:37,217 INFO L226 Difference]: Without dead ends: 3450 [2024-11-24 01:10:37,218 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:37,219 INFO L435 NwaCegarLoop]: 898 mSDtfsCounter, 1212 mSDsluCounter, 3559 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1214 SdHoareTripleChecker+Valid, 4457 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:37,219 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1214 Valid, 4457 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:10:37,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3450 states. [2024-11-24 01:10:37,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3450 to 3420. [2024-11-24 01:10:37,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3420 states, 3394 states have (on average 1.4018856806128461) internal successors, (4758), 3394 states have internal predecessors, (4758), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:37,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 3420 states and 4806 transitions. [2024-11-24 01:10:37,256 INFO L78 Accepts]: Start accepts. Automaton has 3420 states and 4806 transitions. Word has length 253 [2024-11-24 01:10:37,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:37,256 INFO L471 AbstractCegarLoop]: Abstraction has 3420 states and 4806 transitions. [2024-11-24 01:10:37,256 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.142857142857146) internal successors, (246), 7 states have internal predecessors, (246), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:37,256 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 4806 transitions. [2024-11-24 01:10:37,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-24 01:10:37,258 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:37,259 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:37,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-24 01:10:37,259 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:37,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:37,260 INFO L85 PathProgramCache]: Analyzing trace with hash 195834055, now seen corresponding path program 1 times [2024-11-24 01:10:37,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:37,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226536780] [2024-11-24 01:10:37,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:37,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:37,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:38,202 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:38,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:38,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226536780] [2024-11-24 01:10:38,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226536780] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:38,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:38,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:10:38,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208048779] [2024-11-24 01:10:38,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:38,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:10:38,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:38,204 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:10:38,204 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:10:38,204 INFO L87 Difference]: Start difference. First operand 3420 states and 4806 transitions. Second operand has 11 states, 11 states have (on average 22.454545454545453) internal successors, (247), 11 states have internal predecessors, (247), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:38,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:38,819 INFO L93 Difference]: Finished difference Result 5443 states and 7712 transitions. [2024-11-24 01:10:38,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:10:38,820 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 22.454545454545453) internal successors, (247), 11 states have internal predecessors, (247), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 254 [2024-11-24 01:10:38,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:38,823 INFO L225 Difference]: With dead ends: 5443 [2024-11-24 01:10:38,823 INFO L226 Difference]: Without dead ends: 3460 [2024-11-24 01:10:38,825 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-24 01:10:38,825 INFO L435 NwaCegarLoop]: 908 mSDtfsCounter, 1766 mSDsluCounter, 4887 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1766 SdHoareTripleChecker+Valid, 5795 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:38,825 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1766 Valid, 5795 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 572 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:10:38,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3460 states. [2024-11-24 01:10:38,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3460 to 3436. [2024-11-24 01:10:38,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3436 states, 3410 states have (on average 1.4) internal successors, (4774), 3410 states have internal predecessors, (4774), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:38,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 3436 states and 4822 transitions. [2024-11-24 01:10:38,861 INFO L78 Accepts]: Start accepts. Automaton has 3436 states and 4822 transitions. Word has length 254 [2024-11-24 01:10:38,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:38,861 INFO L471 AbstractCegarLoop]: Abstraction has 3436 states and 4822 transitions. [2024-11-24 01:10:38,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 22.454545454545453) internal successors, (247), 11 states have internal predecessors, (247), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:38,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3436 states and 4822 transitions. [2024-11-24 01:10:38,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-24 01:10:38,865 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:38,866 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:38,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-24 01:10:38,866 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:38,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:38,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1413930897, now seen corresponding path program 1 times [2024-11-24 01:10:38,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:38,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308178262] [2024-11-24 01:10:38,867 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:38,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:38,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:39,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:39,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:39,338 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308178262] [2024-11-24 01:10:39,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308178262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:39,338 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:39,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:39,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834230952] [2024-11-24 01:10:39,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:39,339 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:39,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:39,339 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:39,339 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:39,339 INFO L87 Difference]: Start difference. First operand 3436 states and 4822 transitions. Second operand has 5 states, 5 states have (on average 49.6) internal successors, (248), 5 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:39,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:39,405 INFO L93 Difference]: Finished difference Result 5465 states and 7728 transitions. [2024-11-24 01:10:39,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:39,406 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 49.6) internal successors, (248), 5 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 255 [2024-11-24 01:10:39,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:39,409 INFO L225 Difference]: With dead ends: 5465 [2024-11-24 01:10:39,409 INFO L226 Difference]: Without dead ends: 3484 [2024-11-24 01:10:39,411 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:39,412 INFO L435 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3886 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:39,412 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3886 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:39,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3484 states. [2024-11-24 01:10:39,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3484 to 3472. [2024-11-24 01:10:39,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3472 states, 3446 states have (on average 1.3981427742309924) internal successors, (4818), 3446 states have internal predecessors, (4818), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:39,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 3472 states and 4866 transitions. [2024-11-24 01:10:39,448 INFO L78 Accepts]: Start accepts. Automaton has 3472 states and 4866 transitions. Word has length 255 [2024-11-24 01:10:39,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:39,448 INFO L471 AbstractCegarLoop]: Abstraction has 3472 states and 4866 transitions. [2024-11-24 01:10:39,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 49.6) internal successors, (248), 5 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 3472 states and 4866 transitions. [2024-11-24 01:10:39,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-24 01:10:39,451 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:39,451 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:39,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-24 01:10:39,451 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:39,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:39,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1770398965, now seen corresponding path program 1 times [2024-11-24 01:10:39,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:39,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576798767] [2024-11-24 01:10:39,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:39,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:39,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:39,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:39,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576798767] [2024-11-24 01:10:39,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576798767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:39,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:39,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:10:39,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876883637] [2024-11-24 01:10:39,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:39,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:10:39,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:39,960 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:10:39,960 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:39,960 INFO L87 Difference]: Start difference. First operand 3472 states and 4866 transitions. Second operand has 4 states, 4 states have (on average 62.0) internal successors, (248), 4 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:39,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:39,996 INFO L93 Difference]: Finished difference Result 5606 states and 7910 transitions. [2024-11-24 01:10:39,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:10:39,997 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 62.0) internal successors, (248), 4 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 255 [2024-11-24 01:10:39,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:40,000 INFO L225 Difference]: With dead ends: 5606 [2024-11-24 01:10:40,000 INFO L226 Difference]: Without dead ends: 3508 [2024-11-24 01:10:40,002 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:40,003 INFO L435 NwaCegarLoop]: 979 mSDtfsCounter, 0 mSDsluCounter, 1950 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2929 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:40,003 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2929 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:40,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3508 states. [2024-11-24 01:10:40,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3508 to 3508. [2024-11-24 01:10:40,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3508 states, 3482 states have (on average 1.3940264215967835) internal successors, (4854), 3482 states have internal predecessors, (4854), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 3508 states and 4902 transitions. [2024-11-24 01:10:40,036 INFO L78 Accepts]: Start accepts. Automaton has 3508 states and 4902 transitions. Word has length 255 [2024-11-24 01:10:40,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:40,037 INFO L471 AbstractCegarLoop]: Abstraction has 3508 states and 4902 transitions. [2024-11-24 01:10:40,037 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 62.0) internal successors, (248), 4 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:40,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3508 states and 4902 transitions. [2024-11-24 01:10:40,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-24 01:10:40,039 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:40,039 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:40,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-24 01:10:40,039 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:40,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:40,040 INFO L85 PathProgramCache]: Analyzing trace with hash -1275801858, now seen corresponding path program 1 times [2024-11-24 01:10:40,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:40,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467225421] [2024-11-24 01:10:40,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:40,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:40,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:40,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:40,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467225421] [2024-11-24 01:10:40,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [467225421] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:40,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:40,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:10:40,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157789890] [2024-11-24 01:10:40,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:40,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:10:40,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:40,612 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:10:40,612 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:40,612 INFO L87 Difference]: Start difference. First operand 3508 states and 4902 transitions. Second operand has 9 states, 9 states have (on average 27.555555555555557) internal successors, (248), 9 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:40,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:40,921 INFO L93 Difference]: Finished difference Result 5469 states and 7679 transitions. [2024-11-24 01:10:40,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:10:40,922 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.555555555555557) internal successors, (248), 9 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 255 [2024-11-24 01:10:40,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:40,926 INFO L225 Difference]: With dead ends: 5469 [2024-11-24 01:10:40,926 INFO L226 Difference]: Without dead ends: 3904 [2024-11-24 01:10:40,928 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:10:40,928 INFO L435 NwaCegarLoop]: 1121 mSDtfsCounter, 425 mSDsluCounter, 7497 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 8618 SdHoareTripleChecker+Invalid, 266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:40,929 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 8618 Invalid, 266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:40,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3904 states. [2024-11-24 01:10:40,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3904 to 3808. [2024-11-24 01:10:40,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3808 states, 3782 states have (on average 1.38841882601798) internal successors, (5251), 3782 states have internal predecessors, (5251), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:40,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 3808 states and 5299 transitions. [2024-11-24 01:10:40,968 INFO L78 Accepts]: Start accepts. Automaton has 3808 states and 5299 transitions. Word has length 255 [2024-11-24 01:10:40,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:40,969 INFO L471 AbstractCegarLoop]: Abstraction has 3808 states and 5299 transitions. [2024-11-24 01:10:40,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.555555555555557) internal successors, (248), 9 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:40,969 INFO L276 IsEmpty]: Start isEmpty. Operand 3808 states and 5299 transitions. [2024-11-24 01:10:40,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-24 01:10:40,971 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:40,972 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:40,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-24 01:10:40,972 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:40,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:40,973 INFO L85 PathProgramCache]: Analyzing trace with hash -793070349, now seen corresponding path program 1 times [2024-11-24 01:10:40,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:40,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840347184] [2024-11-24 01:10:40,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:40,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:41,852 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:41,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:41,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840347184] [2024-11-24 01:10:41,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840347184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:41,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:41,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:41,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759655941] [2024-11-24 01:10:41,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:41,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:41,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:41,854 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:41,854 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:41,854 INFO L87 Difference]: Start difference. First operand 3808 states and 5299 transitions. Second operand has 7 states, 7 states have (on average 35.42857142857143) internal successors, (248), 7 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:42,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:42,214 INFO L93 Difference]: Finished difference Result 5915 states and 8311 transitions. [2024-11-24 01:10:42,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:42,214 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.42857142857143) internal successors, (248), 7 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 255 [2024-11-24 01:10:42,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:42,218 INFO L225 Difference]: With dead ends: 5915 [2024-11-24 01:10:42,218 INFO L226 Difference]: Without dead ends: 3808 [2024-11-24 01:10:42,220 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:42,220 INFO L435 NwaCegarLoop]: 893 mSDtfsCounter, 1008 mSDsluCounter, 2741 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1008 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:42,220 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1008 Valid, 3634 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:10:42,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3808 states. [2024-11-24 01:10:42,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3808 to 3808. [2024-11-24 01:10:42,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3808 states, 3782 states have (on average 1.383130618720254) internal successors, (5231), 3782 states have internal predecessors, (5231), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:42,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 3808 states and 5279 transitions. [2024-11-24 01:10:42,266 INFO L78 Accepts]: Start accepts. Automaton has 3808 states and 5279 transitions. Word has length 255 [2024-11-24 01:10:42,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:42,267 INFO L471 AbstractCegarLoop]: Abstraction has 3808 states and 5279 transitions. [2024-11-24 01:10:42,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.42857142857143) internal successors, (248), 7 states have internal predecessors, (248), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:42,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3808 states and 5279 transitions. [2024-11-24 01:10:42,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-24 01:10:42,269 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:42,269 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:42,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-24 01:10:42,269 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:42,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:42,270 INFO L85 PathProgramCache]: Analyzing trace with hash 463032990, now seen corresponding path program 1 times [2024-11-24 01:10:42,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:42,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555385733] [2024-11-24 01:10:42,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:42,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:43,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:43,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:43,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555385733] [2024-11-24 01:10:43,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555385733] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:43,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:43,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:10:43,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939848484] [2024-11-24 01:10:43,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:43,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:10:43,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:43,214 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:10:43,214 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:43,215 INFO L87 Difference]: Start difference. First operand 3808 states and 5279 transitions. Second operand has 9 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:43,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:43,484 INFO L93 Difference]: Finished difference Result 5381 states and 7533 transitions. [2024-11-24 01:10:43,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:10:43,485 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 256 [2024-11-24 01:10:43,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:43,489 INFO L225 Difference]: With dead ends: 5381 [2024-11-24 01:10:43,489 INFO L226 Difference]: Without dead ends: 3816 [2024-11-24 01:10:43,491 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:10:43,491 INFO L435 NwaCegarLoop]: 954 mSDtfsCounter, 1513 mSDsluCounter, 5675 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1515 SdHoareTripleChecker+Valid, 6629 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:43,491 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1515 Valid, 6629 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:43,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3816 states. [2024-11-24 01:10:43,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3816 to 3512. [2024-11-24 01:10:43,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3512 states, 3486 states have (on average 1.3889845094664373) internal successors, (4842), 3486 states have internal predecessors, (4842), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:43,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 3512 states and 4890 transitions. [2024-11-24 01:10:43,531 INFO L78 Accepts]: Start accepts. Automaton has 3512 states and 4890 transitions. Word has length 256 [2024-11-24 01:10:43,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:43,531 INFO L471 AbstractCegarLoop]: Abstraction has 3512 states and 4890 transitions. [2024-11-24 01:10:43,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:43,532 INFO L276 IsEmpty]: Start isEmpty. Operand 3512 states and 4890 transitions. [2024-11-24 01:10:43,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-24 01:10:43,534 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:43,534 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:43,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-24 01:10:43,534 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:43,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:43,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1350765613, now seen corresponding path program 1 times [2024-11-24 01:10:43,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:43,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81664432] [2024-11-24 01:10:43,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:43,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:44,269 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:44,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:44,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81664432] [2024-11-24 01:10:44,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81664432] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:44,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:44,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:10:44,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935786951] [2024-11-24 01:10:44,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:44,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:10:44,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:44,271 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:10:44,271 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:44,272 INFO L87 Difference]: Start difference. First operand 3512 states and 4890 transitions. Second operand has 9 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:44,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:44,604 INFO L93 Difference]: Finished difference Result 5991 states and 8454 transitions. [2024-11-24 01:10:44,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:10:44,605 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 256 [2024-11-24 01:10:44,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:44,608 INFO L225 Difference]: With dead ends: 5991 [2024-11-24 01:10:44,608 INFO L226 Difference]: Without dead ends: 4270 [2024-11-24 01:10:44,611 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:10:44,611 INFO L435 NwaCegarLoop]: 959 mSDtfsCounter, 1774 mSDsluCounter, 5722 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1776 SdHoareTripleChecker+Valid, 6681 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:44,611 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1776 Valid, 6681 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:44,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4270 states. [2024-11-24 01:10:44,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4270 to 3520. [2024-11-24 01:10:44,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3520 states, 3494 states have (on average 1.3880938752146537) internal successors, (4850), 3494 states have internal predecessors, (4850), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 3520 states and 4898 transitions. [2024-11-24 01:10:44,652 INFO L78 Accepts]: Start accepts. Automaton has 3520 states and 4898 transitions. Word has length 256 [2024-11-24 01:10:44,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:44,653 INFO L471 AbstractCegarLoop]: Abstraction has 3520 states and 4898 transitions. [2024-11-24 01:10:44,653 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.666666666666668) internal successors, (249), 9 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:44,653 INFO L276 IsEmpty]: Start isEmpty. Operand 3520 states and 4898 transitions. [2024-11-24 01:10:44,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-24 01:10:44,656 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:44,656 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:44,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-24 01:10:44,656 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:44,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:44,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1789408699, now seen corresponding path program 1 times [2024-11-24 01:10:44,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:44,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351042721] [2024-11-24 01:10:44,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:44,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:45,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:45,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:45,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351042721] [2024-11-24 01:10:45,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351042721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:45,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:45,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:45,452 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370863056] [2024-11-24 01:10:45,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:45,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:45,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:45,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:45,454 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:45,454 INFO L87 Difference]: Start difference. First operand 3520 states and 4898 transitions. Second operand has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 7 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:45,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:45,885 INFO L93 Difference]: Finished difference Result 5033 states and 7072 transitions. [2024-11-24 01:10:45,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:10:45,886 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 7 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 256 [2024-11-24 01:10:45,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:45,892 INFO L225 Difference]: With dead ends: 5033 [2024-11-24 01:10:45,892 INFO L226 Difference]: Without dead ends: 3550 [2024-11-24 01:10:45,895 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:45,896 INFO L435 NwaCegarLoop]: 897 mSDtfsCounter, 1202 mSDsluCounter, 3549 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 4446 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:45,896 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1204 Valid, 4446 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:10:45,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2024-11-24 01:10:45,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 3536. [2024-11-24 01:10:45,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3536 states, 3510 states have (on average 1.388034188034188) internal successors, (4872), 3510 states have internal predecessors, (4872), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:45,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 3536 states and 4920 transitions. [2024-11-24 01:10:45,945 INFO L78 Accepts]: Start accepts. Automaton has 3536 states and 4920 transitions. Word has length 256 [2024-11-24 01:10:45,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:45,945 INFO L471 AbstractCegarLoop]: Abstraction has 3536 states and 4920 transitions. [2024-11-24 01:10:45,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 7 states have internal predecessors, (249), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:45,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3536 states and 4920 transitions. [2024-11-24 01:10:45,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-24 01:10:45,948 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:45,948 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:45,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-24 01:10:45,948 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:45,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:45,949 INFO L85 PathProgramCache]: Analyzing trace with hash 573759638, now seen corresponding path program 1 times [2024-11-24 01:10:45,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:45,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708142228] [2024-11-24 01:10:45,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:45,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:46,308 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:46,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:46,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708142228] [2024-11-24 01:10:46,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708142228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:46,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:46,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:46,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925691696] [2024-11-24 01:10:46,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:46,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:46,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:46,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:46,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:46,311 INFO L87 Difference]: Start difference. First operand 3536 states and 4920 transitions. Second operand has 5 states, 5 states have (on average 50.0) internal successors, (250), 5 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:46,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:46,380 INFO L93 Difference]: Finished difference Result 5179 states and 7268 transitions. [2024-11-24 01:10:46,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:46,381 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.0) internal successors, (250), 5 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 257 [2024-11-24 01:10:46,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:46,385 INFO L225 Difference]: With dead ends: 5179 [2024-11-24 01:10:46,385 INFO L226 Difference]: Without dead ends: 3560 [2024-11-24 01:10:46,387 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:46,387 INFO L435 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3885 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:46,387 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3885 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:46,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3560 states. [2024-11-24 01:10:46,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3560 to 3554. [2024-11-24 01:10:46,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3528 states have (on average 1.3866213151927438) internal successors, (4892), 3528 states have internal predecessors, (4892), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:46,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 4940 transitions. [2024-11-24 01:10:46,429 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 4940 transitions. Word has length 257 [2024-11-24 01:10:46,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:46,430 INFO L471 AbstractCegarLoop]: Abstraction has 3554 states and 4940 transitions. [2024-11-24 01:10:46,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.0) internal successors, (250), 5 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:46,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 4940 transitions. [2024-11-24 01:10:46,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-24 01:10:46,432 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:46,433 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:46,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-24 01:10:46,433 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:46,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:46,433 INFO L85 PathProgramCache]: Analyzing trace with hash -120101070, now seen corresponding path program 1 times [2024-11-24 01:10:46,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:46,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017039781] [2024-11-24 01:10:46,433 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:46,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:47,080 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:47,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:47,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017039781] [2024-11-24 01:10:47,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017039781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:47,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:47,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:10:47,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793752917] [2024-11-24 01:10:47,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:47,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:10:47,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:47,083 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:10:47,083 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:47,084 INFO L87 Difference]: Start difference. First operand 3554 states and 4940 transitions. Second operand has 4 states, 4 states have (on average 62.5) internal successors, (250), 4 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:47,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:47,156 INFO L93 Difference]: Finished difference Result 5245 states and 7350 transitions. [2024-11-24 01:10:47,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:10:47,157 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 62.5) internal successors, (250), 4 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 257 [2024-11-24 01:10:47,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:47,161 INFO L225 Difference]: With dead ends: 5245 [2024-11-24 01:10:47,161 INFO L226 Difference]: Without dead ends: 3572 [2024-11-24 01:10:47,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:47,164 INFO L435 NwaCegarLoop]: 977 mSDtfsCounter, 0 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2923 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:47,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2923 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:47,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3572 states. [2024-11-24 01:10:47,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3572 to 3572. [2024-11-24 01:10:47,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3572 states, 3546 states have (on average 1.3852227862380146) internal successors, (4912), 3546 states have internal predecessors, (4912), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:47,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 3572 states and 4960 transitions. [2024-11-24 01:10:47,238 INFO L78 Accepts]: Start accepts. Automaton has 3572 states and 4960 transitions. Word has length 257 [2024-11-24 01:10:47,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:47,238 INFO L471 AbstractCegarLoop]: Abstraction has 3572 states and 4960 transitions. [2024-11-24 01:10:47,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 62.5) internal successors, (250), 4 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:47,239 INFO L276 IsEmpty]: Start isEmpty. Operand 3572 states and 4960 transitions. [2024-11-24 01:10:47,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-24 01:10:47,241 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:47,241 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:47,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-24 01:10:47,241 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:47,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:47,242 INFO L85 PathProgramCache]: Analyzing trace with hash -2084593422, now seen corresponding path program 1 times [2024-11-24 01:10:47,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:47,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752934185] [2024-11-24 01:10:47,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:47,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:47,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:47,915 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:47,915 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752934185] [2024-11-24 01:10:47,915 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1752934185] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:47,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:47,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:10:47,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515775286] [2024-11-24 01:10:47,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:47,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:10:47,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:47,916 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:10:47,916 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:47,916 INFO L87 Difference]: Start difference. First operand 3572 states and 4960 transitions. Second operand has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:48,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:48,296 INFO L93 Difference]: Finished difference Result 6283 states and 8806 transitions. [2024-11-24 01:10:48,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:10:48,297 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 257 [2024-11-24 01:10:48,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:48,302 INFO L225 Difference]: With dead ends: 6283 [2024-11-24 01:10:48,303 INFO L226 Difference]: Without dead ends: 4348 [2024-11-24 01:10:48,305 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:10:48,306 INFO L435 NwaCegarLoop]: 959 mSDtfsCounter, 2525 mSDsluCounter, 5728 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2527 SdHoareTripleChecker+Valid, 6687 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:48,306 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2527 Valid, 6687 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:48,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4348 states. [2024-11-24 01:10:48,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4348 to 3576. [2024-11-24 01:10:48,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3576 states, 3550 states have (on average 1.3847887323943662) internal successors, (4916), 3550 states have internal predecessors, (4916), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:48,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 4964 transitions. [2024-11-24 01:10:48,366 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 4964 transitions. Word has length 257 [2024-11-24 01:10:48,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:48,367 INFO L471 AbstractCegarLoop]: Abstraction has 3576 states and 4964 transitions. [2024-11-24 01:10:48,367 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.77777777777778) internal successors, (250), 9 states have internal predecessors, (250), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:48,367 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 4964 transitions. [2024-11-24 01:10:48,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-24 01:10:48,371 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:48,371 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:48,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-24 01:10:48,371 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:48,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:48,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1494330015, now seen corresponding path program 1 times [2024-11-24 01:10:48,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:48,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782855697] [2024-11-24 01:10:48,372 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:48,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:48,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:48,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:48,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782855697] [2024-11-24 01:10:48,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782855697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:48,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:48,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:48,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103071781] [2024-11-24 01:10:48,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:48,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:48,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:48,782 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:48,782 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:48,782 INFO L87 Difference]: Start difference. First operand 3576 states and 4964 transitions. Second operand has 5 states, 5 states have (on average 50.2) internal successors, (251), 5 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:48,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:48,834 INFO L93 Difference]: Finished difference Result 6021 states and 8358 transitions. [2024-11-24 01:10:48,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:48,834 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.2) internal successors, (251), 5 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 258 [2024-11-24 01:10:48,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:48,837 INFO L225 Difference]: With dead ends: 6021 [2024-11-24 01:10:48,837 INFO L226 Difference]: Without dead ends: 3624 [2024-11-24 01:10:48,839 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:48,840 INFO L435 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3886 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:48,840 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3886 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:48,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3624 states. [2024-11-24 01:10:48,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3624 to 3612. [2024-11-24 01:10:48,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3612 states, 3586 states have (on average 1.380925822643614) internal successors, (4952), 3586 states have internal predecessors, (4952), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:48,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 3612 states and 5000 transitions. [2024-11-24 01:10:48,878 INFO L78 Accepts]: Start accepts. Automaton has 3612 states and 5000 transitions. Word has length 258 [2024-11-24 01:10:48,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:48,878 INFO L471 AbstractCegarLoop]: Abstraction has 3612 states and 5000 transitions. [2024-11-24 01:10:48,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.2) internal successors, (251), 5 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 3612 states and 5000 transitions. [2024-11-24 01:10:48,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-24 01:10:48,881 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:48,881 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:48,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-24 01:10:48,881 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:48,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:48,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1369220293, now seen corresponding path program 1 times [2024-11-24 01:10:48,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:48,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405396835] [2024-11-24 01:10:48,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:48,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:49,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:49,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:49,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405396835] [2024-11-24 01:10:49,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405396835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:49,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:49,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:10:49,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394609100] [2024-11-24 01:10:49,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:49,391 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:10:49,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:49,392 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:10:49,392 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:49,392 INFO L87 Difference]: Start difference. First operand 3612 states and 5000 transitions. Second operand has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:49,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:49,441 INFO L93 Difference]: Finished difference Result 5946 states and 8265 transitions. [2024-11-24 01:10:49,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:10:49,442 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 258 [2024-11-24 01:10:49,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:49,446 INFO L225 Difference]: With dead ends: 5946 [2024-11-24 01:10:49,446 INFO L226 Difference]: Without dead ends: 3648 [2024-11-24 01:10:49,448 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:49,449 INFO L435 NwaCegarLoop]: 978 mSDtfsCounter, 0 mSDsluCounter, 1948 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:49,449 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2926 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:49,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3648 states. [2024-11-24 01:10:49,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3648 to 3648. [2024-11-24 01:10:49,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3648 states, 3622 states have (on average 1.3771397018221976) internal successors, (4988), 3622 states have internal predecessors, (4988), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:49,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3648 states and 5036 transitions. [2024-11-24 01:10:49,500 INFO L78 Accepts]: Start accepts. Automaton has 3648 states and 5036 transitions. Word has length 258 [2024-11-24 01:10:49,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:49,500 INFO L471 AbstractCegarLoop]: Abstraction has 3648 states and 5036 transitions. [2024-11-24 01:10:49,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:49,500 INFO L276 IsEmpty]: Start isEmpty. Operand 3648 states and 5036 transitions. [2024-11-24 01:10:49,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-24 01:10:49,503 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:49,503 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:49,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-24 01:10:49,503 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:49,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:49,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1347028383, now seen corresponding path program 1 times [2024-11-24 01:10:49,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:49,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010106183] [2024-11-24 01:10:49,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:49,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:49,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:49,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:49,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010106183] [2024-11-24 01:10:49,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2010106183] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:49,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:49,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:49,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114761871] [2024-11-24 01:10:49,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:49,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:49,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:49,809 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:49,809 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:49,810 INFO L87 Difference]: Start difference. First operand 3648 states and 5036 transitions. Second operand has 5 states, 5 states have (on average 50.2) internal successors, (251), 5 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:49,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:49,865 INFO L93 Difference]: Finished difference Result 5877 states and 8160 transitions. [2024-11-24 01:10:49,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:49,866 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.2) internal successors, (251), 5 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 258 [2024-11-24 01:10:49,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:49,869 INFO L225 Difference]: With dead ends: 5877 [2024-11-24 01:10:49,869 INFO L226 Difference]: Without dead ends: 3696 [2024-11-24 01:10:49,871 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:49,871 INFO L435 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2912 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3886 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:49,871 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3886 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:49,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3696 states. [2024-11-24 01:10:49,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3696 to 3684. [2024-11-24 01:10:49,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3684 states, 3658 states have (on average 1.373428102788409) internal successors, (5024), 3658 states have internal predecessors, (5024), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:49,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3684 states and 5072 transitions. [2024-11-24 01:10:49,915 INFO L78 Accepts]: Start accepts. Automaton has 3684 states and 5072 transitions. Word has length 258 [2024-11-24 01:10:49,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:49,915 INFO L471 AbstractCegarLoop]: Abstraction has 3684 states and 5072 transitions. [2024-11-24 01:10:49,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.2) internal successors, (251), 5 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:49,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3684 states and 5072 transitions. [2024-11-24 01:10:49,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-24 01:10:49,918 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:49,918 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:49,918 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-24 01:10:49,918 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:49,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:49,919 INFO L85 PathProgramCache]: Analyzing trace with hash -319627105, now seen corresponding path program 1 times [2024-11-24 01:10:49,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:49,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746207968] [2024-11-24 01:10:49,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:49,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:50,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:50,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:50,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746207968] [2024-11-24 01:10:50,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746207968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:50,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:50,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:50,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281252119] [2024-11-24 01:10:50,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:50,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:50,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:50,321 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:50,321 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:50,321 INFO L87 Difference]: Start difference. First operand 3684 states and 5072 transitions. Second operand has 5 states, 5 states have (on average 50.2) internal successors, (251), 5 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:50,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:50,376 INFO L93 Difference]: Finished difference Result 5743 states and 7982 transitions. [2024-11-24 01:10:50,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:50,377 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.2) internal successors, (251), 5 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 258 [2024-11-24 01:10:50,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:50,381 INFO L225 Difference]: With dead ends: 5743 [2024-11-24 01:10:50,381 INFO L226 Difference]: Without dead ends: 3724 [2024-11-24 01:10:50,383 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:50,383 INFO L435 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3885 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:50,383 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3885 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:50,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3724 states. [2024-11-24 01:10:50,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3724 to 3716. [2024-11-24 01:10:50,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3716 states, 3690 states have (on average 1.3723577235772357) internal successors, (5064), 3690 states have internal predecessors, (5064), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:50,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 3716 states and 5112 transitions. [2024-11-24 01:10:50,420 INFO L78 Accepts]: Start accepts. Automaton has 3716 states and 5112 transitions. Word has length 258 [2024-11-24 01:10:50,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:50,421 INFO L471 AbstractCegarLoop]: Abstraction has 3716 states and 5112 transitions. [2024-11-24 01:10:50,421 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.2) internal successors, (251), 5 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:50,421 INFO L276 IsEmpty]: Start isEmpty. Operand 3716 states and 5112 transitions. [2024-11-24 01:10:50,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-24 01:10:50,423 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:50,423 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:50,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-24 01:10:50,424 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:50,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:50,424 INFO L85 PathProgramCache]: Analyzing trace with hash 990560315, now seen corresponding path program 1 times [2024-11-24 01:10:50,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:50,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835315035] [2024-11-24 01:10:50,424 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:50,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:50,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:50,842 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:50,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:50,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835315035] [2024-11-24 01:10:50,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835315035] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:50,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:50,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:10:50,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [249692411] [2024-11-24 01:10:50,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:50,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:10:50,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:50,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:10:50,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:50,843 INFO L87 Difference]: Start difference. First operand 3716 states and 5112 transitions. Second operand has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:50,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:50,882 INFO L93 Difference]: Finished difference Result 5878 states and 8159 transitions. [2024-11-24 01:10:50,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:10:50,883 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 258 [2024-11-24 01:10:50,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:50,886 INFO L225 Difference]: With dead ends: 5878 [2024-11-24 01:10:50,886 INFO L226 Difference]: Without dead ends: 3752 [2024-11-24 01:10:50,888 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:50,888 INFO L435 NwaCegarLoop]: 978 mSDtfsCounter, 0 mSDsluCounter, 1948 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:50,888 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2926 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:50,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3752 states. [2024-11-24 01:10:50,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3752 to 3752. [2024-11-24 01:10:50,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3752 states, 3726 states have (on average 1.3687600644122384) internal successors, (5100), 3726 states have internal predecessors, (5100), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 3752 states and 5148 transitions. [2024-11-24 01:10:50,931 INFO L78 Accepts]: Start accepts. Automaton has 3752 states and 5148 transitions. Word has length 258 [2024-11-24 01:10:50,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:50,932 INFO L471 AbstractCegarLoop]: Abstraction has 3752 states and 5148 transitions. [2024-11-24 01:10:50,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:50,932 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 5148 transitions. [2024-11-24 01:10:50,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-24 01:10:50,934 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:50,934 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:50,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-24 01:10:50,934 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:50,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:50,935 INFO L85 PathProgramCache]: Analyzing trace with hash 850097723, now seen corresponding path program 1 times [2024-11-24 01:10:50,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:50,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887519024] [2024-11-24 01:10:50,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:50,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:51,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:51,288 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:51,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:51,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887519024] [2024-11-24 01:10:51,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887519024] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:51,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:51,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:10:51,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225528873] [2024-11-24 01:10:51,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:51,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:10:51,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:51,289 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:10:51,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:51,289 INFO L87 Difference]: Start difference. First operand 3752 states and 5148 transitions. Second operand has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:51,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:51,349 INFO L93 Difference]: Finished difference Result 6487 states and 8876 transitions. [2024-11-24 01:10:51,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:10:51,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 258 [2024-11-24 01:10:51,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:51,355 INFO L225 Difference]: With dead ends: 6487 [2024-11-24 01:10:51,355 INFO L226 Difference]: Without dead ends: 3788 [2024-11-24 01:10:51,358 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:51,359 INFO L435 NwaCegarLoop]: 978 mSDtfsCounter, 0 mSDsluCounter, 1948 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:51,359 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2926 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:51,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3788 states. [2024-11-24 01:10:51,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3788 to 3788. [2024-11-24 01:10:51,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3788 states, 3762 states have (on average 1.365231259968102) internal successors, (5136), 3762 states have internal predecessors, (5136), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:51,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 3788 states and 5184 transitions. [2024-11-24 01:10:51,416 INFO L78 Accepts]: Start accepts. Automaton has 3788 states and 5184 transitions. Word has length 258 [2024-11-24 01:10:51,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:51,417 INFO L471 AbstractCegarLoop]: Abstraction has 3788 states and 5184 transitions. [2024-11-24 01:10:51,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 62.75) internal successors, (251), 4 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:51,417 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 5184 transitions. [2024-11-24 01:10:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-24 01:10:51,420 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:51,421 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:51,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-24 01:10:51,421 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:51,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:51,421 INFO L85 PathProgramCache]: Analyzing trace with hash -950271870, now seen corresponding path program 1 times [2024-11-24 01:10:51,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:51,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662371703] [2024-11-24 01:10:51,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:51,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:51,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:52,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:52,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:52,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662371703] [2024-11-24 01:10:52,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662371703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:52,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:52,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:10:52,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519012121] [2024-11-24 01:10:52,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:52,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:10:52,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:52,174 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:10:52,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:52,174 INFO L87 Difference]: Start difference. First operand 3788 states and 5184 transitions. Second operand has 9 states, 9 states have (on average 27.88888888888889) internal successors, (251), 9 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:52,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:52,570 INFO L93 Difference]: Finished difference Result 6506 states and 9021 transitions. [2024-11-24 01:10:52,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:10:52,571 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 27.88888888888889) internal successors, (251), 9 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 258 [2024-11-24 01:10:52,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:52,576 INFO L225 Difference]: With dead ends: 6506 [2024-11-24 01:10:52,577 INFO L226 Difference]: Without dead ends: 4568 [2024-11-24 01:10:52,579 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:10:52,580 INFO L435 NwaCegarLoop]: 959 mSDtfsCounter, 2512 mSDsluCounter, 5728 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2514 SdHoareTripleChecker+Valid, 6687 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:52,580 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2514 Valid, 6687 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:52,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4568 states. [2024-11-24 01:10:52,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4568 to 3792. [2024-11-24 01:10:52,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3792 states, 3766 states have (on average 1.364843335103558) internal successors, (5140), 3766 states have internal predecessors, (5140), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:52,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 3792 states and 5188 transitions. [2024-11-24 01:10:52,625 INFO L78 Accepts]: Start accepts. Automaton has 3792 states and 5188 transitions. Word has length 258 [2024-11-24 01:10:52,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:52,625 INFO L471 AbstractCegarLoop]: Abstraction has 3792 states and 5188 transitions. [2024-11-24 01:10:52,625 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 27.88888888888889) internal successors, (251), 9 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:52,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3792 states and 5188 transitions. [2024-11-24 01:10:52,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-24 01:10:52,628 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:52,629 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:52,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-24 01:10:52,629 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:52,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:52,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1680793015, now seen corresponding path program 1 times [2024-11-24 01:10:52,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:52,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170967638] [2024-11-24 01:10:52,629 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:52,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:53,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:53,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:53,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170967638] [2024-11-24 01:10:53,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170967638] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:53,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:53,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:53,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422296896] [2024-11-24 01:10:53,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:53,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:53,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:53,286 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:53,286 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:53,286 INFO L87 Difference]: Start difference. First operand 3792 states and 5188 transitions. Second operand has 7 states, 7 states have (on average 35.857142857142854) internal successors, (251), 7 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:53,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:53,621 INFO L93 Difference]: Finished difference Result 5362 states and 7421 transitions. [2024-11-24 01:10:53,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:10:53,621 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 35.857142857142854) internal successors, (251), 7 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 258 [2024-11-24 01:10:53,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:53,625 INFO L225 Difference]: With dead ends: 5362 [2024-11-24 01:10:53,625 INFO L226 Difference]: Without dead ends: 3812 [2024-11-24 01:10:53,626 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:10:53,627 INFO L435 NwaCegarLoop]: 897 mSDtfsCounter, 1409 mSDsluCounter, 3528 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1411 SdHoareTripleChecker+Valid, 4425 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:53,627 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1411 Valid, 4425 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:10:53,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3812 states. [2024-11-24 01:10:53,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3812 to 3708. [2024-11-24 01:10:53,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3708 states, 3682 states have (on average 1.3655621944595329) internal successors, (5028), 3682 states have internal predecessors, (5028), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:53,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 3708 states and 5076 transitions. [2024-11-24 01:10:53,662 INFO L78 Accepts]: Start accepts. Automaton has 3708 states and 5076 transitions. Word has length 258 [2024-11-24 01:10:53,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:53,662 INFO L471 AbstractCegarLoop]: Abstraction has 3708 states and 5076 transitions. [2024-11-24 01:10:53,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.857142857142854) internal successors, (251), 7 states have internal predecessors, (251), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 3708 states and 5076 transitions. [2024-11-24 01:10:53,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-24 01:10:53,664 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:53,664 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:53,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-24 01:10:53,664 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:53,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:53,665 INFO L85 PathProgramCache]: Analyzing trace with hash 772781725, now seen corresponding path program 1 times [2024-11-24 01:10:53,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:53,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1123633537] [2024-11-24 01:10:53,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:53,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:54,488 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:54,489 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:54,489 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1123633537] [2024-11-24 01:10:54,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1123633537] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:54,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:54,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:54,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865706191] [2024-11-24 01:10:54,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:54,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:54,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:54,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:54,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:54,491 INFO L87 Difference]: Start difference. First operand 3708 states and 5076 transitions. Second operand has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:54,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:54,814 INFO L93 Difference]: Finished difference Result 5670 states and 7847 transitions. [2024-11-24 01:10:54,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 01:10:54,814 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 259 [2024-11-24 01:10:54,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:54,818 INFO L225 Difference]: With dead ends: 5670 [2024-11-24 01:10:54,818 INFO L226 Difference]: Without dead ends: 3708 [2024-11-24 01:10:54,820 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:54,820 INFO L435 NwaCegarLoop]: 892 mSDtfsCounter, 1004 mSDsluCounter, 2735 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1004 SdHoareTripleChecker+Valid, 3627 SdHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:54,820 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1004 Valid, 3627 Invalid, 381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:10:54,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3708 states. [2024-11-24 01:10:54,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3708 to 3660. [2024-11-24 01:10:54,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3660 states, 3634 states have (on average 1.3637864611997799) internal successors, (4956), 3634 states have internal predecessors, (4956), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:54,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 3660 states and 5004 transitions. [2024-11-24 01:10:54,854 INFO L78 Accepts]: Start accepts. Automaton has 3660 states and 5004 transitions. Word has length 259 [2024-11-24 01:10:54,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:54,855 INFO L471 AbstractCegarLoop]: Abstraction has 3660 states and 5004 transitions. [2024-11-24 01:10:54,855 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.0) internal successors, (252), 7 states have internal predecessors, (252), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3660 states and 5004 transitions. [2024-11-24 01:10:54,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-24 01:10:54,857 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:54,857 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:54,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-24 01:10:54,857 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:54,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:54,858 INFO L85 PathProgramCache]: Analyzing trace with hash -1470871329, now seen corresponding path program 1 times [2024-11-24 01:10:54,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:54,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733062458] [2024-11-24 01:10:54,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:54,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:55,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:55,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733062458] [2024-11-24 01:10:55,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733062458] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:55,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:55,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:10:55,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211841320] [2024-11-24 01:10:55,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:55,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:10:55,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:55,514 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:10:55,514 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:55,514 INFO L87 Difference]: Start difference. First operand 3660 states and 5004 transitions. Second operand has 9 states, 9 states have (on average 28.11111111111111) internal successors, (253), 9 states have internal predecessors, (253), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:55,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:55,769 INFO L93 Difference]: Finished difference Result 5356 states and 7403 transitions. [2024-11-24 01:10:55,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:10:55,770 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.11111111111111) internal successors, (253), 9 states have internal predecessors, (253), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 260 [2024-11-24 01:10:55,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:55,773 INFO L225 Difference]: With dead ends: 5356 [2024-11-24 01:10:55,773 INFO L226 Difference]: Without dead ends: 3766 [2024-11-24 01:10:55,775 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:10:55,775 INFO L435 NwaCegarLoop]: 952 mSDtfsCounter, 1318 mSDsluCounter, 5682 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 6634 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:55,775 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1320 Valid, 6634 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:55,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3766 states. [2024-11-24 01:10:55,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3766 to 3702. [2024-11-24 01:10:55,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3702 states, 3676 states have (on average 1.3628944504896627) internal successors, (5010), 3676 states have internal predecessors, (5010), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 5058 transitions. [2024-11-24 01:10:55,811 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 5058 transitions. Word has length 260 [2024-11-24 01:10:55,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:55,811 INFO L471 AbstractCegarLoop]: Abstraction has 3702 states and 5058 transitions. [2024-11-24 01:10:55,811 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.11111111111111) internal successors, (253), 9 states have internal predecessors, (253), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:55,811 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 5058 transitions. [2024-11-24 01:10:55,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-24 01:10:55,813 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:55,813 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:55,813 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-24 01:10:55,814 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:55,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:55,814 INFO L85 PathProgramCache]: Analyzing trace with hash -750547368, now seen corresponding path program 1 times [2024-11-24 01:10:55,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:55,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393924736] [2024-11-24 01:10:55,814 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:55,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:56,672 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:56,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:56,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393924736] [2024-11-24 01:10:56,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393924736] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:56,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:56,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:10:56,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164795745] [2024-11-24 01:10:56,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:56,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:10:56,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:56,673 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:10:56,673 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:10:56,673 INFO L87 Difference]: Start difference. First operand 3702 states and 5058 transitions. Second operand has 11 states, 11 states have (on average 23.0) internal successors, (253), 11 states have internal predecessors, (253), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:57,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:57,333 INFO L93 Difference]: Finished difference Result 5336 states and 7375 transitions. [2024-11-24 01:10:57,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:10:57,334 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 23.0) internal successors, (253), 11 states have internal predecessors, (253), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 260 [2024-11-24 01:10:57,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:57,337 INFO L225 Difference]: With dead ends: 5336 [2024-11-24 01:10:57,337 INFO L226 Difference]: Without dead ends: 3714 [2024-11-24 01:10:57,339 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2024-11-24 01:10:57,339 INFO L435 NwaCegarLoop]: 919 mSDtfsCounter, 1806 mSDsluCounter, 7181 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1808 SdHoareTripleChecker+Valid, 8100 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:57,340 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1808 Valid, 8100 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:10:57,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3714 states. [2024-11-24 01:10:57,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3714 to 3706. [2024-11-24 01:10:57,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3706 states, 3680 states have (on average 1.3625) internal successors, (5014), 3680 states have internal predecessors, (5014), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:57,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 3706 states and 5062 transitions. [2024-11-24 01:10:57,390 INFO L78 Accepts]: Start accepts. Automaton has 3706 states and 5062 transitions. Word has length 260 [2024-11-24 01:10:57,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:57,390 INFO L471 AbstractCegarLoop]: Abstraction has 3706 states and 5062 transitions. [2024-11-24 01:10:57,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 23.0) internal successors, (253), 11 states have internal predecessors, (253), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:10:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3706 states and 5062 transitions. [2024-11-24 01:10:57,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-24 01:10:57,392 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:57,393 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:57,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-24 01:10:57,393 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:57,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:57,393 INFO L85 PathProgramCache]: Analyzing trace with hash 570026893, now seen corresponding path program 1 times [2024-11-24 01:10:57,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:57,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714821239] [2024-11-24 01:10:57,393 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:57,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:57,694 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:57,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:57,695 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714821239] [2024-11-24 01:10:57,695 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714821239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:57,695 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:57,695 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:10:57,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954665661] [2024-11-24 01:10:57,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:57,695 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:10:57,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:57,696 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:10:57,696 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:57,696 INFO L87 Difference]: Start difference. First operand 3706 states and 5062 transitions. Second operand has 5 states, 5 states have (on average 50.8) internal successors, (254), 5 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:57,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:57,764 INFO L93 Difference]: Finished difference Result 5304 states and 7329 transitions. [2024-11-24 01:10:57,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:10:57,764 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 5 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 261 [2024-11-24 01:10:57,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:57,767 INFO L225 Difference]: With dead ends: 5304 [2024-11-24 01:10:57,767 INFO L226 Difference]: Without dead ends: 3722 [2024-11-24 01:10:57,769 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:10:57,769 INFO L435 NwaCegarLoop]: 973 mSDtfsCounter, 2 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3881 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:57,769 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3881 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:57,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3722 states. [2024-11-24 01:10:57,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3722 to 3718. [2024-11-24 01:10:57,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3718 states, 3692 states have (on average 1.361863488624052) internal successors, (5028), 3692 states have internal predecessors, (5028), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 5076 transitions. [2024-11-24 01:10:57,804 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 5076 transitions. Word has length 261 [2024-11-24 01:10:57,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:57,804 INFO L471 AbstractCegarLoop]: Abstraction has 3718 states and 5076 transitions. [2024-11-24 01:10:57,804 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 50.8) internal successors, (254), 5 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:57,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 5076 transitions. [2024-11-24 01:10:57,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-24 01:10:57,806 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:57,807 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:57,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-24 01:10:57,807 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:57,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:57,807 INFO L85 PathProgramCache]: Analyzing trace with hash -868432599, now seen corresponding path program 1 times [2024-11-24 01:10:57,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:57,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321648405] [2024-11-24 01:10:57,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:57,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:58,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:58,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:58,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321648405] [2024-11-24 01:10:58,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321648405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:58,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:58,179 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:10:58,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257362356] [2024-11-24 01:10:58,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:58,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:10:58,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:58,180 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:10:58,180 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:58,180 INFO L87 Difference]: Start difference. First operand 3718 states and 5076 transitions. Second operand has 4 states, 4 states have (on average 63.5) internal successors, (254), 4 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:58,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:58,241 INFO L93 Difference]: Finished difference Result 5348 states and 7385 transitions. [2024-11-24 01:10:58,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:10:58,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 63.5) internal successors, (254), 4 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 261 [2024-11-24 01:10:58,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:58,246 INFO L225 Difference]: With dead ends: 5348 [2024-11-24 01:10:58,246 INFO L226 Difference]: Without dead ends: 3736 [2024-11-24 01:10:58,248 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:10:58,248 INFO L435 NwaCegarLoop]: 976 mSDtfsCounter, 0 mSDsluCounter, 1944 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2920 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:58,248 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2920 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:10:58,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3736 states. [2024-11-24 01:10:58,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3736 to 3736. [2024-11-24 01:10:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3736 states, 3710 states have (on average 1.3606469002695418) internal successors, (5048), 3710 states have internal predecessors, (5048), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:58,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 5096 transitions. [2024-11-24 01:10:58,293 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 5096 transitions. Word has length 261 [2024-11-24 01:10:58,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:58,293 INFO L471 AbstractCegarLoop]: Abstraction has 3736 states and 5096 transitions. [2024-11-24 01:10:58,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 63.5) internal successors, (254), 4 states have internal predecessors, (254), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:58,294 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 5096 transitions. [2024-11-24 01:10:58,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-24 01:10:58,297 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:58,297 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:58,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-24 01:10:58,297 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:58,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:58,298 INFO L85 PathProgramCache]: Analyzing trace with hash 2040007907, now seen corresponding path program 1 times [2024-11-24 01:10:58,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:58,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839044118] [2024-11-24 01:10:58,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:58,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:59,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:59,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:59,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839044118] [2024-11-24 01:10:59,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839044118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:59,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:59,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:10:59,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979184300] [2024-11-24 01:10:59,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:59,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:10:59,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:59,004 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:10:59,004 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:10:59,004 INFO L87 Difference]: Start difference. First operand 3736 states and 5096 transitions. Second operand has 9 states, 9 states have (on average 28.333333333333332) internal successors, (255), 9 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:59,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:59,280 INFO L93 Difference]: Finished difference Result 5560 states and 7661 transitions. [2024-11-24 01:10:59,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:10:59,280 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.333333333333332) internal successors, (255), 9 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 262 [2024-11-24 01:10:59,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:59,284 INFO L225 Difference]: With dead ends: 5560 [2024-11-24 01:10:59,284 INFO L226 Difference]: Without dead ends: 3810 [2024-11-24 01:10:59,286 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:10:59,286 INFO L435 NwaCegarLoop]: 952 mSDtfsCounter, 1558 mSDsluCounter, 5668 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1560 SdHoareTripleChecker+Valid, 6620 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:59,286 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1560 Valid, 6620 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:10:59,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3810 states. [2024-11-24 01:10:59,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3810 to 3740. [2024-11-24 01:10:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3740 states, 3714 states have (on average 1.3602584814216478) internal successors, (5052), 3714 states have internal predecessors, (5052), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:59,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3740 states and 5100 transitions. [2024-11-24 01:10:59,337 INFO L78 Accepts]: Start accepts. Automaton has 3740 states and 5100 transitions. Word has length 262 [2024-11-24 01:10:59,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:59,338 INFO L471 AbstractCegarLoop]: Abstraction has 3740 states and 5100 transitions. [2024-11-24 01:10:59,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.333333333333332) internal successors, (255), 9 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:59,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 5100 transitions. [2024-11-24 01:10:59,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-24 01:10:59,341 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:59,342 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:59,342 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-24 01:10:59,342 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:59,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:59,342 INFO L85 PathProgramCache]: Analyzing trace with hash 368678367, now seen corresponding path program 1 times [2024-11-24 01:10:59,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:59,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737913899] [2024-11-24 01:10:59,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:59,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:10:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:10:59,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:10:59,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:10:59,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737913899] [2024-11-24 01:10:59,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737913899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:10:59,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:10:59,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-24 01:10:59,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841891671] [2024-11-24 01:10:59,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:10:59,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 01:10:59,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:10:59,835 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 01:10:59,835 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:59,835 INFO L87 Difference]: Start difference. First operand 3740 states and 5100 transitions. Second operand has 7 states, 7 states have (on average 36.42857142857143) internal successors, (255), 7 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:59,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:10:59,947 INFO L93 Difference]: Finished difference Result 6724 states and 9119 transitions. [2024-11-24 01:10:59,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:10:59,948 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 36.42857142857143) internal successors, (255), 7 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 262 [2024-11-24 01:10:59,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:10:59,952 INFO L225 Difference]: With dead ends: 6724 [2024-11-24 01:10:59,952 INFO L226 Difference]: Without dead ends: 3800 [2024-11-24 01:10:59,955 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:10:59,955 INFO L435 NwaCegarLoop]: 974 mSDtfsCounter, 1 mSDsluCounter, 4829 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 5803 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:10:59,955 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 5803 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:10:59,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3800 states. [2024-11-24 01:10:59,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3800 to 3800. [2024-11-24 01:10:59,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3800 states, 3774 states have (on average 1.3577106518282989) internal successors, (5124), 3774 states have internal predecessors, (5124), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:10:59,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 3800 states and 5172 transitions. [2024-11-24 01:10:59,992 INFO L78 Accepts]: Start accepts. Automaton has 3800 states and 5172 transitions. Word has length 262 [2024-11-24 01:10:59,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:10:59,993 INFO L471 AbstractCegarLoop]: Abstraction has 3800 states and 5172 transitions. [2024-11-24 01:10:59,993 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 36.42857142857143) internal successors, (255), 7 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:10:59,993 INFO L276 IsEmpty]: Start isEmpty. Operand 3800 states and 5172 transitions. [2024-11-24 01:10:59,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-24 01:10:59,996 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:10:59,997 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:10:59,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-24 01:10:59,997 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:10:59,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:10:59,997 INFO L85 PathProgramCache]: Analyzing trace with hash -449355784, now seen corresponding path program 1 times [2024-11-24 01:10:59,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:10:59,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833046918] [2024-11-24 01:10:59,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:10:59,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:00,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:00,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:00,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833046918] [2024-11-24 01:11:00,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833046918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:00,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:00,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:11:00,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093328803] [2024-11-24 01:11:00,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:00,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:11:00,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:00,654 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:11:00,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:11:00,654 INFO L87 Difference]: Start difference. First operand 3800 states and 5172 transitions. Second operand has 6 states, 6 states have (on average 42.5) internal successors, (255), 6 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:00,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:00,851 INFO L93 Difference]: Finished difference Result 5853 states and 8051 transitions. [2024-11-24 01:11:00,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:11:00,852 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 42.5) internal successors, (255), 6 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 262 [2024-11-24 01:11:00,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:00,857 INFO L225 Difference]: With dead ends: 5853 [2024-11-24 01:11:00,857 INFO L226 Difference]: Without dead ends: 3832 [2024-11-24 01:11:00,859 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:00,860 INFO L435 NwaCegarLoop]: 941 mSDtfsCounter, 872 mSDsluCounter, 2818 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 872 SdHoareTripleChecker+Valid, 3759 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:00,860 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [872 Valid, 3759 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:11:00,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3832 states. [2024-11-24 01:11:00,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3832 to 3816. [2024-11-24 01:11:00,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3816 states, 3790 states have (on average 1.354089709762533) internal successors, (5132), 3790 states have internal predecessors, (5132), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:00,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3816 states and 5180 transitions. [2024-11-24 01:11:00,913 INFO L78 Accepts]: Start accepts. Automaton has 3816 states and 5180 transitions. Word has length 262 [2024-11-24 01:11:00,914 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:00,914 INFO L471 AbstractCegarLoop]: Abstraction has 3816 states and 5180 transitions. [2024-11-24 01:11:00,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.5) internal successors, (255), 6 states have internal predecessors, (255), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 5180 transitions. [2024-11-24 01:11:00,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-24 01:11:00,916 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:00,916 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:00,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-24 01:11:00,916 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:00,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:00,917 INFO L85 PathProgramCache]: Analyzing trace with hash -900395042, now seen corresponding path program 1 times [2024-11-24 01:11:00,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:00,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763147277] [2024-11-24 01:11:00,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:00,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:01,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:01,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:01,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763147277] [2024-11-24 01:11:01,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763147277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:01,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:01,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:01,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217555546] [2024-11-24 01:11:01,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:01,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:01,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:01,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:01,288 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:01,288 INFO L87 Difference]: Start difference. First operand 3816 states and 5180 transitions. Second operand has 5 states, 5 states have (on average 51.2) internal successors, (256), 5 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:01,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:01,347 INFO L93 Difference]: Finished difference Result 5821 states and 7983 transitions. [2024-11-24 01:11:01,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:01,348 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 51.2) internal successors, (256), 5 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 263 [2024-11-24 01:11:01,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:01,351 INFO L225 Difference]: With dead ends: 5821 [2024-11-24 01:11:01,351 INFO L226 Difference]: Without dead ends: 3848 [2024-11-24 01:11:01,352 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:01,353 INFO L435 NwaCegarLoop]: 971 mSDtfsCounter, 2 mSDsluCounter, 2903 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3874 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:01,353 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3874 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:01,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3848 states. [2024-11-24 01:11:01,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3848 to 3840. [2024-11-24 01:11:01,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3840 states, 3814 states have (on average 1.3523859465128474) internal successors, (5158), 3814 states have internal predecessors, (5158), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:01,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3840 states and 5206 transitions. [2024-11-24 01:11:01,412 INFO L78 Accepts]: Start accepts. Automaton has 3840 states and 5206 transitions. Word has length 263 [2024-11-24 01:11:01,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:01,413 INFO L471 AbstractCegarLoop]: Abstraction has 3840 states and 5206 transitions. [2024-11-24 01:11:01,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 51.2) internal successors, (256), 5 states have internal predecessors, (256), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:01,413 INFO L276 IsEmpty]: Start isEmpty. Operand 3840 states and 5206 transitions. [2024-11-24 01:11:01,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-24 01:11:01,417 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:01,417 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:01,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-24 01:11:01,417 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:01,417 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:01,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1023198126, now seen corresponding path program 1 times [2024-11-24 01:11:01,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:01,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455641920] [2024-11-24 01:11:01,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:01,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:02,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:02,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:02,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455641920] [2024-11-24 01:11:02,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455641920] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:02,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:02,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:02,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141317750] [2024-11-24 01:11:02,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:02,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:02,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:02,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:02,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:02,147 INFO L87 Difference]: Start difference. First operand 3840 states and 5206 transitions. Second operand has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:02,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:02,404 INFO L93 Difference]: Finished difference Result 5509 states and 7561 transitions. [2024-11-24 01:11:02,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:02,405 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 264 [2024-11-24 01:11:02,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:02,408 INFO L225 Difference]: With dead ends: 5509 [2024-11-24 01:11:02,408 INFO L226 Difference]: Without dead ends: 3914 [2024-11-24 01:11:02,410 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:02,410 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1369 mSDsluCounter, 5664 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1371 SdHoareTripleChecker+Valid, 6615 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:02,410 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1371 Valid, 6615 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:02,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states. [2024-11-24 01:11:02,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3882. [2024-11-24 01:11:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3882 states, 3856 states have (on average 1.3516597510373445) internal successors, (5212), 3856 states have internal predecessors, (5212), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:02,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 3882 states and 5260 transitions. [2024-11-24 01:11:02,450 INFO L78 Accepts]: Start accepts. Automaton has 3882 states and 5260 transitions. Word has length 264 [2024-11-24 01:11:02,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:02,450 INFO L471 AbstractCegarLoop]: Abstraction has 3882 states and 5260 transitions. [2024-11-24 01:11:02,450 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:02,450 INFO L276 IsEmpty]: Start isEmpty. Operand 3882 states and 5260 transitions. [2024-11-24 01:11:02,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-24 01:11:02,452 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:02,452 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:02,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-24 01:11:02,452 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:02,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:02,453 INFO L85 PathProgramCache]: Analyzing trace with hash -1930179852, now seen corresponding path program 1 times [2024-11-24 01:11:02,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:02,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709753214] [2024-11-24 01:11:02,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:02,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:02,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:02,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:02,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709753214] [2024-11-24 01:11:02,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709753214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:02,860 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:02,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-24 01:11:02,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310576670] [2024-11-24 01:11:02,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:02,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:11:02,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:02,861 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:11:02,861 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:11:02,861 INFO L87 Difference]: Start difference. First operand 3882 states and 5260 transitions. Second operand has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:03,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:03,056 INFO L93 Difference]: Finished difference Result 5943 states and 8133 transitions. [2024-11-24 01:11:03,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:11:03,056 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 264 [2024-11-24 01:11:03,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:03,059 INFO L225 Difference]: With dead ends: 5943 [2024-11-24 01:11:03,059 INFO L226 Difference]: Without dead ends: 3898 [2024-11-24 01:11:03,061 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:03,062 INFO L435 NwaCegarLoop]: 941 mSDtfsCounter, 870 mSDsluCounter, 2818 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 870 SdHoareTripleChecker+Valid, 3759 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:03,062 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [870 Valid, 3759 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:11:03,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3898 states. [2024-11-24 01:11:03,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3898 to 3890. [2024-11-24 01:11:03,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3890 states, 3864 states have (on average 1.3509316770186335) internal successors, (5220), 3864 states have internal predecessors, (5220), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 3890 states and 5268 transitions. [2024-11-24 01:11:03,100 INFO L78 Accepts]: Start accepts. Automaton has 3890 states and 5268 transitions. Word has length 264 [2024-11-24 01:11:03,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:03,100 INFO L471 AbstractCegarLoop]: Abstraction has 3890 states and 5268 transitions. [2024-11-24 01:11:03,101 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.833333333333336) internal successors, (257), 6 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:03,101 INFO L276 IsEmpty]: Start isEmpty. Operand 3890 states and 5268 transitions. [2024-11-24 01:11:03,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-24 01:11:03,104 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:03,104 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:03,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-24 01:11:03,105 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:03,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:03,105 INFO L85 PathProgramCache]: Analyzing trace with hash 765689045, now seen corresponding path program 1 times [2024-11-24 01:11:03,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:03,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734907783] [2024-11-24 01:11:03,105 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:03,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:03,923 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:03,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:03,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734907783] [2024-11-24 01:11:03,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734907783] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:03,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:03,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:03,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680537444] [2024-11-24 01:11:03,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:03,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:03,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:03,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:03,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:03,925 INFO L87 Difference]: Start difference. First operand 3890 states and 5268 transitions. Second operand has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:04,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:04,732 INFO L93 Difference]: Finished difference Result 5813 states and 7953 transitions. [2024-11-24 01:11:04,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:04,733 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 264 [2024-11-24 01:11:04,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:04,736 INFO L225 Difference]: With dead ends: 5813 [2024-11-24 01:11:04,736 INFO L226 Difference]: Without dead ends: 4040 [2024-11-24 01:11:04,738 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:04,738 INFO L435 NwaCegarLoop]: 1216 mSDtfsCounter, 1290 mSDsluCounter, 6843 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 8059 SdHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:04,739 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1292 Valid, 8059 Invalid, 910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:11:04,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4040 states. [2024-11-24 01:11:04,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4040 to 3894. [2024-11-24 01:11:04,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3894 states, 3868 states have (on average 1.3505687693898656) internal successors, (5224), 3868 states have internal predecessors, (5224), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:04,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 3894 states and 5272 transitions. [2024-11-24 01:11:04,794 INFO L78 Accepts]: Start accepts. Automaton has 3894 states and 5272 transitions. Word has length 264 [2024-11-24 01:11:04,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:04,794 INFO L471 AbstractCegarLoop]: Abstraction has 3894 states and 5272 transitions. [2024-11-24 01:11:04,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:04,794 INFO L276 IsEmpty]: Start isEmpty. Operand 3894 states and 5272 transitions. [2024-11-24 01:11:04,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-24 01:11:04,798 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:04,798 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:04,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-24 01:11:04,798 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:04,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:04,799 INFO L85 PathProgramCache]: Analyzing trace with hash 958903142, now seen corresponding path program 1 times [2024-11-24 01:11:04,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:04,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919934198] [2024-11-24 01:11:04,799 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:04,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:05,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:05,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:05,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919934198] [2024-11-24 01:11:05,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919934198] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:05,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:05,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:05,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586987723] [2024-11-24 01:11:05,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:05,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:05,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:05,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:05,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:05,391 INFO L87 Difference]: Start difference. First operand 3894 states and 5272 transitions. Second operand has 5 states, 5 states have (on average 51.4) internal successors, (257), 5 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:05,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:05,514 INFO L93 Difference]: Finished difference Result 6567 states and 8884 transitions. [2024-11-24 01:11:05,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:05,515 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 51.4) internal successors, (257), 5 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 264 [2024-11-24 01:11:05,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:05,520 INFO L225 Difference]: With dead ends: 6567 [2024-11-24 01:11:05,520 INFO L226 Difference]: Without dead ends: 3918 [2024-11-24 01:11:05,523 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:11:05,524 INFO L435 NwaCegarLoop]: 968 mSDtfsCounter, 899 mSDsluCounter, 1933 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 899 SdHoareTripleChecker+Valid, 2901 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:05,524 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [899 Valid, 2901 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:11:05,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3918 states. [2024-11-24 01:11:05,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3918 to 3906. [2024-11-24 01:11:05,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3906 states, 3880 states have (on average 1.3494845360824743) internal successors, (5236), 3880 states have internal predecessors, (5236), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:05,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 3906 states and 5284 transitions. [2024-11-24 01:11:05,654 INFO L78 Accepts]: Start accepts. Automaton has 3906 states and 5284 transitions. Word has length 264 [2024-11-24 01:11:05,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:05,654 INFO L471 AbstractCegarLoop]: Abstraction has 3906 states and 5284 transitions. [2024-11-24 01:11:05,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 51.4) internal successors, (257), 5 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand 3906 states and 5284 transitions. [2024-11-24 01:11:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-24 01:11:05,656 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:05,656 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:05,657 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-24 01:11:05,657 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:05,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:05,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1477374322, now seen corresponding path program 1 times [2024-11-24 01:11:05,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:05,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488451657] [2024-11-24 01:11:05,657 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:05,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:06,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:06,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:06,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488451657] [2024-11-24 01:11:06,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488451657] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:06,394 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:06,394 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:06,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711139948] [2024-11-24 01:11:06,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:06,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:06,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:06,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:06,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:06,395 INFO L87 Difference]: Start difference. First operand 3906 states and 5284 transitions. Second operand has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:06,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:06,708 INFO L93 Difference]: Finished difference Result 6685 states and 9165 transitions. [2024-11-24 01:11:06,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:11:06,709 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 264 [2024-11-24 01:11:06,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:06,713 INFO L225 Difference]: With dead ends: 6685 [2024-11-24 01:11:06,713 INFO L226 Difference]: Without dead ends: 4779 [2024-11-24 01:11:06,715 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:06,716 INFO L435 NwaCegarLoop]: 957 mSDtfsCounter, 1773 mSDsluCounter, 5728 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1775 SdHoareTripleChecker+Valid, 6685 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:06,716 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1775 Valid, 6685 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:06,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4779 states. [2024-11-24 01:11:06,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4779 to 3910. [2024-11-24 01:11:06,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3910 states, 3884 states have (on average 1.349124613800206) internal successors, (5240), 3884 states have internal predecessors, (5240), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:06,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 3910 states and 5288 transitions. [2024-11-24 01:11:06,765 INFO L78 Accepts]: Start accepts. Automaton has 3910 states and 5288 transitions. Word has length 264 [2024-11-24 01:11:06,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:06,765 INFO L471 AbstractCegarLoop]: Abstraction has 3910 states and 5288 transitions. [2024-11-24 01:11:06,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.555555555555557) internal successors, (257), 9 states have internal predecessors, (257), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:06,765 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 5288 transitions. [2024-11-24 01:11:06,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-24 01:11:06,768 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:06,768 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:06,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-24 01:11:06,768 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:06,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:06,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1506921027, now seen corresponding path program 1 times [2024-11-24 01:11:06,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:06,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509297243] [2024-11-24 01:11:06,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:06,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:07,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:07,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509297243] [2024-11-24 01:11:07,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509297243] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:07,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:07,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:11:07,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884604008] [2024-11-24 01:11:07,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:07,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:11:07,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:07,587 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:11:07,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:11:07,587 INFO L87 Difference]: Start difference. First operand 3910 states and 5288 transitions. Second operand has 12 states, 12 states have (on average 21.416666666666668) internal successors, (257), 12 states have internal predecessors, (257), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:08,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:08,301 INFO L93 Difference]: Finished difference Result 6421 states and 8714 transitions. [2024-11-24 01:11:08,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-24 01:11:08,301 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 21.416666666666668) internal successors, (257), 12 states have internal predecessors, (257), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 264 [2024-11-24 01:11:08,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:08,305 INFO L225 Difference]: With dead ends: 6421 [2024-11-24 01:11:08,306 INFO L226 Difference]: Without dead ends: 4788 [2024-11-24 01:11:08,308 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:11:08,308 INFO L435 NwaCegarLoop]: 1082 mSDtfsCounter, 1537 mSDsluCounter, 8385 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1539 SdHoareTripleChecker+Valid, 9467 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:08,308 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1539 Valid, 9467 Invalid, 705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:11:08,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4788 states. [2024-11-24 01:11:08,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4788 to 4390. [2024-11-24 01:11:08,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4390 states, 4364 states have (on average 1.3400549954170486) internal successors, (5848), 4364 states have internal predecessors, (5848), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:08,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 4390 states and 5896 transitions. [2024-11-24 01:11:08,358 INFO L78 Accepts]: Start accepts. Automaton has 4390 states and 5896 transitions. Word has length 264 [2024-11-24 01:11:08,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:08,358 INFO L471 AbstractCegarLoop]: Abstraction has 4390 states and 5896 transitions. [2024-11-24 01:11:08,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 21.416666666666668) internal successors, (257), 12 states have internal predecessors, (257), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:08,359 INFO L276 IsEmpty]: Start isEmpty. Operand 4390 states and 5896 transitions. [2024-11-24 01:11:08,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-24 01:11:08,361 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:08,362 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:08,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-24 01:11:08,362 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:08,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:08,362 INFO L85 PathProgramCache]: Analyzing trace with hash -1149771347, now seen corresponding path program 1 times [2024-11-24 01:11:08,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:08,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898903405] [2024-11-24 01:11:08,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:08,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:09,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:09,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898903405] [2024-11-24 01:11:09,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898903405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:09,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:09,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:11:09,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860221258] [2024-11-24 01:11:09,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:09,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:11:09,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:09,431 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:11:09,431 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:11:09,431 INFO L87 Difference]: Start difference. First operand 4390 states and 5896 transitions. Second operand has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:10,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:10,076 INFO L93 Difference]: Finished difference Result 6897 states and 9351 transitions. [2024-11-24 01:11:10,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:11:10,077 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 264 [2024-11-24 01:11:10,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:10,081 INFO L225 Difference]: With dead ends: 6897 [2024-11-24 01:11:10,081 INFO L226 Difference]: Without dead ends: 4438 [2024-11-24 01:11:10,083 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2024-11-24 01:11:10,083 INFO L435 NwaCegarLoop]: 905 mSDtfsCounter, 2499 mSDsluCounter, 4860 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2499 SdHoareTripleChecker+Valid, 5765 SdHoareTripleChecker+Invalid, 576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:10,084 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2499 Valid, 5765 Invalid, 576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 572 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:11:10,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4438 states. [2024-11-24 01:11:10,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4438 to 4318. [2024-11-24 01:11:10,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4318 states, 4292 states have (on average 1.341565703634669) internal successors, (5758), 4292 states have internal predecessors, (5758), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:10,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 4318 states and 5806 transitions. [2024-11-24 01:11:10,142 INFO L78 Accepts]: Start accepts. Automaton has 4318 states and 5806 transitions. Word has length 264 [2024-11-24 01:11:10,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:10,143 INFO L471 AbstractCegarLoop]: Abstraction has 4318 states and 5806 transitions. [2024-11-24 01:11:10,143 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 23.363636363636363) internal successors, (257), 11 states have internal predecessors, (257), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:10,143 INFO L276 IsEmpty]: Start isEmpty. Operand 4318 states and 5806 transitions. [2024-11-24 01:11:10,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-11-24 01:11:10,146 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:10,146 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:10,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-24 01:11:10,146 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:10,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:10,147 INFO L85 PathProgramCache]: Analyzing trace with hash 438548854, now seen corresponding path program 1 times [2024-11-24 01:11:10,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:10,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735322334] [2024-11-24 01:11:10,147 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:10,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:10,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:10,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:10,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:10,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735322334] [2024-11-24 01:11:10,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735322334] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:10,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:10,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:10,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496864070] [2024-11-24 01:11:10,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:10,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:10,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:10,729 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:10,729 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:10,729 INFO L87 Difference]: Start difference. First operand 4318 states and 5806 transitions. Second operand has 9 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:11,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:11,005 INFO L93 Difference]: Finished difference Result 7592 states and 10310 transitions. [2024-11-24 01:11:11,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:11:11,005 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 265 [2024-11-24 01:11:11,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:11,011 INFO L225 Difference]: With dead ends: 7592 [2024-11-24 01:11:11,011 INFO L226 Difference]: Without dead ends: 5449 [2024-11-24 01:11:11,014 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:11,014 INFO L435 NwaCegarLoop]: 957 mSDtfsCounter, 1779 mSDsluCounter, 5728 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1781 SdHoareTripleChecker+Valid, 6685 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:11,015 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1781 Valid, 6685 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:11,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5449 states. [2024-11-24 01:11:11,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5449 to 4322. [2024-11-24 01:11:11,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4322 states, 4296 states have (on average 1.3407821229050279) internal successors, (5760), 4296 states have internal predecessors, (5760), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:11,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 4322 states and 5808 transitions. [2024-11-24 01:11:11,084 INFO L78 Accepts]: Start accepts. Automaton has 4322 states and 5808 transitions. Word has length 265 [2024-11-24 01:11:11,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:11,085 INFO L471 AbstractCegarLoop]: Abstraction has 4322 states and 5808 transitions. [2024-11-24 01:11:11,085 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.666666666666668) internal successors, (258), 9 states have internal predecessors, (258), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:11,085 INFO L276 IsEmpty]: Start isEmpty. Operand 4322 states and 5808 transitions. [2024-11-24 01:11:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-24 01:11:11,089 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:11,089 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:11,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-24 01:11:11,089 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:11,090 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:11,090 INFO L85 PathProgramCache]: Analyzing trace with hash -971299336, now seen corresponding path program 1 times [2024-11-24 01:11:11,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:11,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491361090] [2024-11-24 01:11:11,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:11,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:11,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:11,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491361090] [2024-11-24 01:11:11,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491361090] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:11,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:11,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:11,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910939007] [2024-11-24 01:11:11,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:11,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:11,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:11,580 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:11,580 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:11,580 INFO L87 Difference]: Start difference. First operand 4322 states and 5808 transitions. Second operand has 5 states, 5 states have (on average 51.8) internal successors, (259), 5 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:11,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:11,644 INFO L93 Difference]: Finished difference Result 5920 states and 8067 transitions. [2024-11-24 01:11:11,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:11,644 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 51.8) internal successors, (259), 5 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 266 [2024-11-24 01:11:11,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:11,648 INFO L225 Difference]: With dead ends: 5920 [2024-11-24 01:11:11,648 INFO L226 Difference]: Without dead ends: 4338 [2024-11-24 01:11:11,650 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:11,650 INFO L435 NwaCegarLoop]: 972 mSDtfsCounter, 2 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3877 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:11,651 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3877 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:11,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4338 states. [2024-11-24 01:11:11,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4338 to 4334. [2024-11-24 01:11:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4334 states, 4308 states have (on average 1.340297121634169) internal successors, (5774), 4308 states have internal predecessors, (5774), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:11,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 4334 states and 5822 transitions. [2024-11-24 01:11:11,696 INFO L78 Accepts]: Start accepts. Automaton has 4334 states and 5822 transitions. Word has length 266 [2024-11-24 01:11:11,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:11,696 INFO L471 AbstractCegarLoop]: Abstraction has 4334 states and 5822 transitions. [2024-11-24 01:11:11,696 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 51.8) internal successors, (259), 5 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:11,696 INFO L276 IsEmpty]: Start isEmpty. Operand 4334 states and 5822 transitions. [2024-11-24 01:11:11,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-24 01:11:11,699 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:11,699 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:11,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-24 01:11:11,699 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:11,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:11,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1825041772, now seen corresponding path program 1 times [2024-11-24 01:11:11,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:11,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576798760] [2024-11-24 01:11:11,700 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:11,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:12,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:12,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:12,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576798760] [2024-11-24 01:11:12,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576798760] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:12,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:12,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:11:12,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117701337] [2024-11-24 01:11:12,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:12,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:11:12,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:12,104 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:11:12,104 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:11:12,104 INFO L87 Difference]: Start difference. First operand 4334 states and 5822 transitions. Second operand has 4 states, 4 states have (on average 64.75) internal successors, (259), 4 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:12,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:12,169 INFO L93 Difference]: Finished difference Result 5964 states and 8123 transitions. [2024-11-24 01:11:12,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:11:12,170 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 64.75) internal successors, (259), 4 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 266 [2024-11-24 01:11:12,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:12,175 INFO L225 Difference]: With dead ends: 5964 [2024-11-24 01:11:12,175 INFO L226 Difference]: Without dead ends: 4352 [2024-11-24 01:11:12,177 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:11:12,178 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 0 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2917 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:12,178 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2917 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:12,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4352 states. [2024-11-24 01:11:12,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4352 to 4352. [2024-11-24 01:11:12,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4352 states, 4326 states have (on average 1.339343504392048) internal successors, (5794), 4326 states have internal predecessors, (5794), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:12,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 4352 states and 5842 transitions. [2024-11-24 01:11:12,242 INFO L78 Accepts]: Start accepts. Automaton has 4352 states and 5842 transitions. Word has length 266 [2024-11-24 01:11:12,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:12,243 INFO L471 AbstractCegarLoop]: Abstraction has 4352 states and 5842 transitions. [2024-11-24 01:11:12,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 64.75) internal successors, (259), 4 states have internal predecessors, (259), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:12,243 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 5842 transitions. [2024-11-24 01:11:12,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-24 01:11:12,247 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:12,247 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:12,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-24 01:11:12,247 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:12,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:12,248 INFO L85 PathProgramCache]: Analyzing trace with hash -2120642346, now seen corresponding path program 1 times [2024-11-24 01:11:12,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:12,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952409495] [2024-11-24 01:11:12,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:12,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:13,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:13,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:13,207 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952409495] [2024-11-24 01:11:13,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952409495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:13,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:13,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:11:13,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52749496] [2024-11-24 01:11:13,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:13,208 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:11:13,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:13,208 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:11:13,209 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:11:13,209 INFO L87 Difference]: Start difference. First operand 4352 states and 5842 transitions. Second operand has 11 states, 11 states have (on average 23.545454545454547) internal successors, (259), 11 states have internal predecessors, (259), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:14,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:14,038 INFO L93 Difference]: Finished difference Result 6010 states and 8179 transitions. [2024-11-24 01:11:14,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:11:14,039 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 23.545454545454547) internal successors, (259), 11 states have internal predecessors, (259), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 266 [2024-11-24 01:11:14,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:14,043 INFO L225 Difference]: With dead ends: 6010 [2024-11-24 01:11:14,044 INFO L226 Difference]: Without dead ends: 4364 [2024-11-24 01:11:14,046 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2024-11-24 01:11:14,046 INFO L435 NwaCegarLoop]: 918 mSDtfsCounter, 1785 mSDsluCounter, 7173 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1787 SdHoareTripleChecker+Valid, 8091 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:14,046 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1787 Valid, 8091 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:11:14,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4364 states. [2024-11-24 01:11:14,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4364 to 3900. [2024-11-24 01:11:14,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3900 states, 3874 states have (on average 1.3479607640681466) internal successors, (5222), 3874 states have internal predecessors, (5222), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:14,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 3900 states and 5270 transitions. [2024-11-24 01:11:14,107 INFO L78 Accepts]: Start accepts. Automaton has 3900 states and 5270 transitions. Word has length 266 [2024-11-24 01:11:14,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:14,107 INFO L471 AbstractCegarLoop]: Abstraction has 3900 states and 5270 transitions. [2024-11-24 01:11:14,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 23.545454545454547) internal successors, (259), 11 states have internal predecessors, (259), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:14,107 INFO L276 IsEmpty]: Start isEmpty. Operand 3900 states and 5270 transitions. [2024-11-24 01:11:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-24 01:11:14,111 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:14,111 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:14,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-24 01:11:14,111 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:14,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:14,112 INFO L85 PathProgramCache]: Analyzing trace with hash 1755986497, now seen corresponding path program 1 times [2024-11-24 01:11:14,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:14,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713621819] [2024-11-24 01:11:14,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:14,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:15,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:15,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:15,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713621819] [2024-11-24 01:11:15,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713621819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:15,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:15,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:11:15,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810982169] [2024-11-24 01:11:15,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:15,144 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:11:15,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:15,145 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:11:15,145 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:11:15,145 INFO L87 Difference]: Start difference. First operand 3900 states and 5270 transitions. Second operand has 11 states, 11 states have (on average 23.545454545454547) internal successors, (259), 11 states have internal predecessors, (259), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:15,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:15,951 INFO L93 Difference]: Finished difference Result 5710 states and 7807 transitions. [2024-11-24 01:11:15,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:11:15,951 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 23.545454545454547) internal successors, (259), 11 states have internal predecessors, (259), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 266 [2024-11-24 01:11:15,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:15,955 INFO L225 Difference]: With dead ends: 5710 [2024-11-24 01:11:15,955 INFO L226 Difference]: Without dead ends: 3916 [2024-11-24 01:11:15,957 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2024-11-24 01:11:15,957 INFO L435 NwaCegarLoop]: 918 mSDtfsCounter, 1830 mSDsluCounter, 7181 mSDsCounter, 0 mSdLazyCounter, 666 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1832 SdHoareTripleChecker+Valid, 8099 SdHoareTripleChecker+Invalid, 670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 666 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:15,957 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1832 Valid, 8099 Invalid, 670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 666 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:11:15,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3916 states. [2024-11-24 01:11:15,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3916 to 3904. [2024-11-24 01:11:16,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3904 states, 3878 states have (on average 1.3476018566271273) internal successors, (5226), 3878 states have internal predecessors, (5226), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:16,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3904 states and 5274 transitions. [2024-11-24 01:11:16,005 INFO L78 Accepts]: Start accepts. Automaton has 3904 states and 5274 transitions. Word has length 266 [2024-11-24 01:11:16,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:16,006 INFO L471 AbstractCegarLoop]: Abstraction has 3904 states and 5274 transitions. [2024-11-24 01:11:16,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 23.545454545454547) internal successors, (259), 11 states have internal predecessors, (259), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:16,006 INFO L276 IsEmpty]: Start isEmpty. Operand 3904 states and 5274 transitions. [2024-11-24 01:11:16,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-24 01:11:16,008 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:16,008 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:16,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-24 01:11:16,008 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:16,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:16,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1368918232, now seen corresponding path program 1 times [2024-11-24 01:11:16,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:16,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392356637] [2024-11-24 01:11:16,009 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:16,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:16,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:16,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:16,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:16,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392356637] [2024-11-24 01:11:16,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392356637] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:16,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:16,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:16,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110121568] [2024-11-24 01:11:16,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:16,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:16,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:16,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:16,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:16,775 INFO L87 Difference]: Start difference. First operand 3904 states and 5274 transitions. Second operand has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:17,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:17,129 INFO L93 Difference]: Finished difference Result 5712 states and 7801 transitions. [2024-11-24 01:11:17,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:17,129 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 267 [2024-11-24 01:11:17,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:17,133 INFO L225 Difference]: With dead ends: 5712 [2024-11-24 01:11:17,133 INFO L226 Difference]: Without dead ends: 3946 [2024-11-24 01:11:17,135 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:17,135 INFO L435 NwaCegarLoop]: 941 mSDtfsCounter, 1530 mSDsluCounter, 5602 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1532 SdHoareTripleChecker+Valid, 6543 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:17,135 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1532 Valid, 6543 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:17,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2024-11-24 01:11:17,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3908. [2024-11-24 01:11:17,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3908 states, 3882 states have (on average 1.3472436888201957) internal successors, (5230), 3882 states have internal predecessors, (5230), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:17,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3908 states and 5278 transitions. [2024-11-24 01:11:17,181 INFO L78 Accepts]: Start accepts. Automaton has 3908 states and 5278 transitions. Word has length 267 [2024-11-24 01:11:17,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:17,181 INFO L471 AbstractCegarLoop]: Abstraction has 3908 states and 5278 transitions. [2024-11-24 01:11:17,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:17,181 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 5278 transitions. [2024-11-24 01:11:17,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-24 01:11:17,184 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:17,184 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:17,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-24 01:11:17,184 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:17,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:17,184 INFO L85 PathProgramCache]: Analyzing trace with hash -2018872420, now seen corresponding path program 1 times [2024-11-24 01:11:17,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:17,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071733206] [2024-11-24 01:11:17,185 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:17,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:18,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:18,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071733206] [2024-11-24 01:11:18,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071733206] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:18,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:18,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:18,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045968855] [2024-11-24 01:11:18,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:18,092 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:18,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:18,093 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:18,093 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:18,093 INFO L87 Difference]: Start difference. First operand 3908 states and 5278 transitions. Second operand has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:18,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:18,972 INFO L93 Difference]: Finished difference Result 5836 states and 7955 transitions. [2024-11-24 01:11:18,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:18,973 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 267 [2024-11-24 01:11:18,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:18,977 INFO L225 Difference]: With dead ends: 5836 [2024-11-24 01:11:18,977 INFO L226 Difference]: Without dead ends: 4074 [2024-11-24 01:11:18,979 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:18,979 INFO L435 NwaCegarLoop]: 1206 mSDtfsCounter, 1280 mSDsluCounter, 6831 mSDsCounter, 0 mSdLazyCounter, 980 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 8037 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:18,979 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1282 Valid, 8037 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 980 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:11:18,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4074 states. [2024-11-24 01:11:19,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4074 to 3912. [2024-11-24 01:11:19,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3912 states, 3886 states have (on average 1.3468862583633556) internal successors, (5234), 3886 states have internal predecessors, (5234), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:19,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 5282 transitions. [2024-11-24 01:11:19,036 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 5282 transitions. Word has length 267 [2024-11-24 01:11:19,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:19,036 INFO L471 AbstractCegarLoop]: Abstraction has 3912 states and 5282 transitions. [2024-11-24 01:11:19,036 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:19,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 5282 transitions. [2024-11-24 01:11:19,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-24 01:11:19,039 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:19,039 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:19,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-24 01:11:19,039 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:19,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:19,040 INFO L85 PathProgramCache]: Analyzing trace with hash -2005693193, now seen corresponding path program 1 times [2024-11-24 01:11:19,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:19,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399964208] [2024-11-24 01:11:19,040 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:19,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:20,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:20,016 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:20,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399964208] [2024-11-24 01:11:20,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399964208] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:20,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:20,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:11:20,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797400042] [2024-11-24 01:11:20,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:20,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:11:20,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:20,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:11:20,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:11:20,018 INFO L87 Difference]: Start difference. First operand 3912 states and 5282 transitions. Second operand has 8 states, 8 states have (on average 32.5) internal successors, (260), 8 states have internal predecessors, (260), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:20,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:20,382 INFO L93 Difference]: Finished difference Result 7554 states and 10170 transitions. [2024-11-24 01:11:20,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:11:20,383 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 32.5) internal successors, (260), 8 states have internal predecessors, (260), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 267 [2024-11-24 01:11:20,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:20,386 INFO L225 Difference]: With dead ends: 7554 [2024-11-24 01:11:20,386 INFO L226 Difference]: Without dead ends: 4008 [2024-11-24 01:11:20,389 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:11:20,389 INFO L435 NwaCegarLoop]: 900 mSDtfsCounter, 946 mSDsluCounter, 4480 mSDsCounter, 0 mSdLazyCounter, 488 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 947 SdHoareTripleChecker+Valid, 5380 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 488 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:20,389 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [947 Valid, 5380 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:11:20,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4008 states. [2024-11-24 01:11:20,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4008 to 3972. [2024-11-24 01:11:20,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3972 states, 3946 states have (on average 1.3476938672072984) internal successors, (5318), 3946 states have internal predecessors, (5318), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 5366 transitions. [2024-11-24 01:11:20,438 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 5366 transitions. Word has length 267 [2024-11-24 01:11:20,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:20,438 INFO L471 AbstractCegarLoop]: Abstraction has 3972 states and 5366 transitions. [2024-11-24 01:11:20,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 32.5) internal successors, (260), 8 states have internal predecessors, (260), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:20,438 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 5366 transitions. [2024-11-24 01:11:20,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-24 01:11:20,441 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:20,441 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:20,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-24 01:11:20,441 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:20,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:20,442 INFO L85 PathProgramCache]: Analyzing trace with hash -402130969, now seen corresponding path program 1 times [2024-11-24 01:11:20,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:20,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105990260] [2024-11-24 01:11:20,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:20,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:21,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:21,304 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:21,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105990260] [2024-11-24 01:11:21,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105990260] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:21,304 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:21,304 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:11:21,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112009882] [2024-11-24 01:11:21,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:21,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:11:21,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:21,305 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:11:21,305 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:11:21,305 INFO L87 Difference]: Start difference. First operand 3972 states and 5366 transitions. Second operand has 10 states, 10 states have (on average 26.1) internal successors, (261), 10 states have internal predecessors, (261), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:22,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:22,085 INFO L93 Difference]: Finished difference Result 6257 states and 8508 transitions. [2024-11-24 01:11:22,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:11:22,086 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 26.1) internal successors, (261), 10 states have internal predecessors, (261), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 268 [2024-11-24 01:11:22,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:22,090 INFO L225 Difference]: With dead ends: 6257 [2024-11-24 01:11:22,090 INFO L226 Difference]: Without dead ends: 4640 [2024-11-24 01:11:22,091 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:11:22,092 INFO L435 NwaCegarLoop]: 898 mSDtfsCounter, 1326 mSDsluCounter, 5578 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 6476 SdHoareTripleChecker+Invalid, 702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:22,092 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1328 Valid, 6476 Invalid, 702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:11:22,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4640 states. [2024-11-24 01:11:22,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4640 to 4190. [2024-11-24 01:11:22,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4190 states, 4164 states have (on average 1.3443804034582132) internal successors, (5598), 4164 states have internal predecessors, (5598), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:22,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 4190 states and 5646 transitions. [2024-11-24 01:11:22,141 INFO L78 Accepts]: Start accepts. Automaton has 4190 states and 5646 transitions. Word has length 268 [2024-11-24 01:11:22,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:22,141 INFO L471 AbstractCegarLoop]: Abstraction has 4190 states and 5646 transitions. [2024-11-24 01:11:22,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 26.1) internal successors, (261), 10 states have internal predecessors, (261), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:22,142 INFO L276 IsEmpty]: Start isEmpty. Operand 4190 states and 5646 transitions. [2024-11-24 01:11:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-24 01:11:22,144 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:22,144 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:22,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-24 01:11:22,145 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:22,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:22,145 INFO L85 PathProgramCache]: Analyzing trace with hash -674715132, now seen corresponding path program 1 times [2024-11-24 01:11:22,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:22,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168576218] [2024-11-24 01:11:22,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:22,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:22,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:22,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:22,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:22,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168576218] [2024-11-24 01:11:22,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168576218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:22,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:22,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:22,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82421762] [2024-11-24 01:11:22,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:22,603 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:22,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:22,604 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:22,604 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:22,604 INFO L87 Difference]: Start difference. First operand 4190 states and 5646 transitions. Second operand has 5 states, 5 states have (on average 52.4) internal successors, (262), 5 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:22,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:22,693 INFO L93 Difference]: Finished difference Result 6163 states and 8386 transitions. [2024-11-24 01:11:22,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:22,694 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 52.4) internal successors, (262), 5 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-24 01:11:22,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:22,699 INFO L225 Difference]: With dead ends: 6163 [2024-11-24 01:11:22,700 INFO L226 Difference]: Without dead ends: 4230 [2024-11-24 01:11:22,702 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:22,703 INFO L435 NwaCegarLoop]: 972 mSDtfsCounter, 2 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3877 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:22,703 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3877 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:22,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4230 states. [2024-11-24 01:11:22,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4230 to 4220. [2024-11-24 01:11:22,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4220 states, 4194 states have (on average 1.3423938960419648) internal successors, (5630), 4194 states have internal predecessors, (5630), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:22,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 4220 states and 5678 transitions. [2024-11-24 01:11:22,775 INFO L78 Accepts]: Start accepts. Automaton has 4220 states and 5678 transitions. Word has length 269 [2024-11-24 01:11:22,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:22,775 INFO L471 AbstractCegarLoop]: Abstraction has 4220 states and 5678 transitions. [2024-11-24 01:11:22,775 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 52.4) internal successors, (262), 5 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:22,775 INFO L276 IsEmpty]: Start isEmpty. Operand 4220 states and 5678 transitions. [2024-11-24 01:11:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-24 01:11:22,779 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:22,780 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:22,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-24 01:11:22,780 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:22,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:22,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1306277216, now seen corresponding path program 1 times [2024-11-24 01:11:22,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:22,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964950651] [2024-11-24 01:11:22,781 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:22,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:23,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:23,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:23,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964950651] [2024-11-24 01:11:23,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964950651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:23,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:23,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:11:23,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193916377] [2024-11-24 01:11:23,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:23,225 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:11:23,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:23,225 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:11:23,225 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:11:23,226 INFO L87 Difference]: Start difference. First operand 4220 states and 5678 transitions. Second operand has 4 states, 4 states have (on average 65.5) internal successors, (262), 4 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:23,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:23,283 INFO L93 Difference]: Finished difference Result 6291 states and 8544 transitions. [2024-11-24 01:11:23,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:11:23,284 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 65.5) internal successors, (262), 4 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 269 [2024-11-24 01:11:23,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:23,287 INFO L225 Difference]: With dead ends: 6291 [2024-11-24 01:11:23,287 INFO L226 Difference]: Without dead ends: 4256 [2024-11-24 01:11:23,289 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:11:23,290 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 0 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2917 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:23,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2917 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:23,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4256 states. [2024-11-24 01:11:23,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4256 to 4256. [2024-11-24 01:11:23,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4256 states, 4230 states have (on average 1.3399527186761229) internal successors, (5668), 4230 states have internal predecessors, (5668), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:23,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 4256 states and 5716 transitions. [2024-11-24 01:11:23,335 INFO L78 Accepts]: Start accepts. Automaton has 4256 states and 5716 transitions. Word has length 269 [2024-11-24 01:11:23,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:23,335 INFO L471 AbstractCegarLoop]: Abstraction has 4256 states and 5716 transitions. [2024-11-24 01:11:23,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 65.5) internal successors, (262), 4 states have internal predecessors, (262), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:23,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 5716 transitions. [2024-11-24 01:11:23,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-24 01:11:23,338 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:23,339 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:23,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-24 01:11:23,339 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:23,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:23,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1146653618, now seen corresponding path program 1 times [2024-11-24 01:11:23,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:23,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353126544] [2024-11-24 01:11:23,339 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:23,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:24,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:24,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353126544] [2024-11-24 01:11:24,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353126544] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:24,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:24,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:24,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103837039] [2024-11-24 01:11:24,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:24,142 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:24,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:24,143 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:24,143 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:24,143 INFO L87 Difference]: Start difference. First operand 4256 states and 5716 transitions. Second operand has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:24,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:24,458 INFO L93 Difference]: Finished difference Result 6183 states and 8392 transitions. [2024-11-24 01:11:24,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:24,458 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 270 [2024-11-24 01:11:24,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:24,462 INFO L225 Difference]: With dead ends: 6183 [2024-11-24 01:11:24,462 INFO L226 Difference]: Without dead ends: 4458 [2024-11-24 01:11:24,464 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:11:24,464 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1524 mSDsluCounter, 5688 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 6639 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:24,464 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1526 Valid, 6639 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:24,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4458 states. [2024-11-24 01:11:24,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4458 to 4326. [2024-11-24 01:11:24,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4326 states, 4300 states have (on average 1.3390697674418606) internal successors, (5758), 4300 states have internal predecessors, (5758), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:24,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 4326 states and 5806 transitions. [2024-11-24 01:11:24,510 INFO L78 Accepts]: Start accepts. Automaton has 4326 states and 5806 transitions. Word has length 270 [2024-11-24 01:11:24,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:24,510 INFO L471 AbstractCegarLoop]: Abstraction has 4326 states and 5806 transitions. [2024-11-24 01:11:24,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:24,510 INFO L276 IsEmpty]: Start isEmpty. Operand 4326 states and 5806 transitions. [2024-11-24 01:11:24,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-24 01:11:24,513 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:24,513 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:24,513 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-24 01:11:24,513 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:24,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:24,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1115986545, now seen corresponding path program 1 times [2024-11-24 01:11:24,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:24,514 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640862128] [2024-11-24 01:11:24,514 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:24,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:25,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:25,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:25,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640862128] [2024-11-24 01:11:25,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640862128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:25,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:25,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:25,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989390617] [2024-11-24 01:11:25,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:25,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:25,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:25,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:25,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:25,280 INFO L87 Difference]: Start difference. First operand 4326 states and 5806 transitions. Second operand has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:25,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:25,551 INFO L93 Difference]: Finished difference Result 6161 states and 8364 transitions. [2024-11-24 01:11:25,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:25,551 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 270 [2024-11-24 01:11:25,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:25,555 INFO L225 Difference]: With dead ends: 6161 [2024-11-24 01:11:25,555 INFO L226 Difference]: Without dead ends: 4464 [2024-11-24 01:11:25,557 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:25,557 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1254 mSDsluCounter, 5694 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1256 SdHoareTripleChecker+Valid, 6645 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:25,558 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1256 Valid, 6645 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:25,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4464 states. [2024-11-24 01:11:25,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4464 to 4346. [2024-11-24 01:11:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4346 states, 4320 states have (on average 1.3388888888888888) internal successors, (5784), 4320 states have internal predecessors, (5784), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:25,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 4346 states and 5832 transitions. [2024-11-24 01:11:25,605 INFO L78 Accepts]: Start accepts. Automaton has 4346 states and 5832 transitions. Word has length 270 [2024-11-24 01:11:25,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:25,606 INFO L471 AbstractCegarLoop]: Abstraction has 4346 states and 5832 transitions. [2024-11-24 01:11:25,606 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:25,606 INFO L276 IsEmpty]: Start isEmpty. Operand 4346 states and 5832 transitions. [2024-11-24 01:11:25,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-24 01:11:25,609 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:25,609 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:25,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-24 01:11:25,609 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:25,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:25,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1023076759, now seen corresponding path program 1 times [2024-11-24 01:11:25,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:25,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713583876] [2024-11-24 01:11:25,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:25,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:26,342 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:26,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:26,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713583876] [2024-11-24 01:11:26,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713583876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:26,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:26,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:26,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761951260] [2024-11-24 01:11:26,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:26,343 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:26,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:26,343 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:26,343 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:26,343 INFO L87 Difference]: Start difference. First operand 4346 states and 5832 transitions. Second operand has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:26,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:26,637 INFO L93 Difference]: Finished difference Result 6117 states and 8308 transitions. [2024-11-24 01:11:26,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:26,638 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 270 [2024-11-24 01:11:26,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:26,642 INFO L225 Difference]: With dead ends: 6117 [2024-11-24 01:11:26,642 INFO L226 Difference]: Without dead ends: 4468 [2024-11-24 01:11:26,644 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:26,644 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1453 mSDsluCounter, 5658 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1455 SdHoareTripleChecker+Valid, 6609 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:26,644 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1455 Valid, 6609 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:26,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4468 states. [2024-11-24 01:11:26,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4468 to 4398. [2024-11-24 01:11:26,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4398 states, 4372 states have (on average 1.3376029277218664) internal successors, (5848), 4372 states have internal predecessors, (5848), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:26,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4398 states to 4398 states and 5896 transitions. [2024-11-24 01:11:26,723 INFO L78 Accepts]: Start accepts. Automaton has 4398 states and 5896 transitions. Word has length 270 [2024-11-24 01:11:26,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:26,723 INFO L471 AbstractCegarLoop]: Abstraction has 4398 states and 5896 transitions. [2024-11-24 01:11:26,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:26,723 INFO L276 IsEmpty]: Start isEmpty. Operand 4398 states and 5896 transitions. [2024-11-24 01:11:26,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-24 01:11:26,726 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:26,726 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:26,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-24 01:11:26,726 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:26,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:26,727 INFO L85 PathProgramCache]: Analyzing trace with hash -752499103, now seen corresponding path program 1 times [2024-11-24 01:11:26,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:26,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568190058] [2024-11-24 01:11:26,727 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:26,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:27,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:27,533 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:27,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568190058] [2024-11-24 01:11:27,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568190058] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:27,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:27,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:27,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031224690] [2024-11-24 01:11:27,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:27,534 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:27,534 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:27,535 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:27,535 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:27,535 INFO L87 Difference]: Start difference. First operand 4398 states and 5896 transitions. Second operand has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:27,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:27,819 INFO L93 Difference]: Finished difference Result 6085 states and 8268 transitions. [2024-11-24 01:11:27,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:27,820 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 270 [2024-11-24 01:11:27,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:27,823 INFO L225 Difference]: With dead ends: 6085 [2024-11-24 01:11:27,824 INFO L226 Difference]: Without dead ends: 4472 [2024-11-24 01:11:27,825 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:27,826 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1230 mSDsluCounter, 5670 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1232 SdHoareTripleChecker+Valid, 6621 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:27,826 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1232 Valid, 6621 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:27,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4472 states. [2024-11-24 01:11:27,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4472 to 4450. [2024-11-24 01:11:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4450 states, 4424 states have (on average 1.3363471971066907) internal successors, (5912), 4424 states have internal predecessors, (5912), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:27,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 4450 states and 5960 transitions. [2024-11-24 01:11:27,875 INFO L78 Accepts]: Start accepts. Automaton has 4450 states and 5960 transitions. Word has length 270 [2024-11-24 01:11:27,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:27,876 INFO L471 AbstractCegarLoop]: Abstraction has 4450 states and 5960 transitions. [2024-11-24 01:11:27,876 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:27,876 INFO L276 IsEmpty]: Start isEmpty. Operand 4450 states and 5960 transitions. [2024-11-24 01:11:27,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-24 01:11:27,880 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:27,881 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:27,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-24 01:11:27,881 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:27,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:27,881 INFO L85 PathProgramCache]: Analyzing trace with hash -1062212304, now seen corresponding path program 1 times [2024-11-24 01:11:27,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:27,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152543392] [2024-11-24 01:11:27,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:27,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:28,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:29,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:29,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:29,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152543392] [2024-11-24 01:11:29,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152543392] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:29,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:29,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:11:29,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16691510] [2024-11-24 01:11:29,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:29,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:11:29,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:29,244 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:11:29,245 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:11:29,245 INFO L87 Difference]: Start difference. First operand 4450 states and 5960 transitions. Second operand has 10 states, 10 states have (on average 26.3) internal successors, (263), 10 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:30,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:30,022 INFO L93 Difference]: Finished difference Result 7217 states and 9760 transitions. [2024-11-24 01:11:30,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:11:30,022 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 26.3) internal successors, (263), 10 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 270 [2024-11-24 01:11:30,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:30,027 INFO L225 Difference]: With dead ends: 7217 [2024-11-24 01:11:30,027 INFO L226 Difference]: Without dead ends: 5588 [2024-11-24 01:11:30,030 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:11:30,030 INFO L435 NwaCegarLoop]: 880 mSDtfsCounter, 2192 mSDsluCounter, 5268 mSDsCounter, 0 mSdLazyCounter, 713 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2194 SdHoareTripleChecker+Valid, 6148 SdHoareTripleChecker+Invalid, 716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:30,030 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2194 Valid, 6148 Invalid, 716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 713 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:11:30,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5588 states. [2024-11-24 01:11:30,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5588 to 4640. [2024-11-24 01:11:30,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4640 states, 4614 states have (on average 1.3420026007802341) internal successors, (6192), 4614 states have internal predecessors, (6192), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:30,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 4640 states and 6240 transitions. [2024-11-24 01:11:30,084 INFO L78 Accepts]: Start accepts. Automaton has 4640 states and 6240 transitions. Word has length 270 [2024-11-24 01:11:30,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:30,084 INFO L471 AbstractCegarLoop]: Abstraction has 4640 states and 6240 transitions. [2024-11-24 01:11:30,084 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 26.3) internal successors, (263), 10 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:30,084 INFO L276 IsEmpty]: Start isEmpty. Operand 4640 states and 6240 transitions. [2024-11-24 01:11:30,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-24 01:11:30,087 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:30,087 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:30,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-24 01:11:30,088 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:30,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:30,088 INFO L85 PathProgramCache]: Analyzing trace with hash -2090954032, now seen corresponding path program 1 times [2024-11-24 01:11:30,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:30,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804860865] [2024-11-24 01:11:30,088 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:30,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:31,074 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:31,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:31,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804860865] [2024-11-24 01:11:31,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804860865] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:31,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:31,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:31,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034020620] [2024-11-24 01:11:31,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:31,075 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:31,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:31,075 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:31,075 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:31,075 INFO L87 Difference]: Start difference. First operand 4640 states and 6240 transitions. Second operand has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:31,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:31,763 INFO L93 Difference]: Finished difference Result 6483 states and 8850 transitions. [2024-11-24 01:11:31,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:31,763 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 270 [2024-11-24 01:11:31,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:31,767 INFO L225 Difference]: With dead ends: 6483 [2024-11-24 01:11:31,768 INFO L226 Difference]: Without dead ends: 4652 [2024-11-24 01:11:31,770 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:31,771 INFO L435 NwaCegarLoop]: 884 mSDtfsCounter, 1247 mSDsluCounter, 5240 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 6124 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:31,771 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1249 Valid, 6124 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:11:31,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4652 states. [2024-11-24 01:11:31,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4652 to 4256. [2024-11-24 01:11:31,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4256 states, 4230 states have (on average 1.3479905437352246) internal successors, (5702), 4230 states have internal predecessors, (5702), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 4256 states and 5750 transitions. [2024-11-24 01:11:31,824 INFO L78 Accepts]: Start accepts. Automaton has 4256 states and 5750 transitions. Word has length 270 [2024-11-24 01:11:31,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:31,824 INFO L471 AbstractCegarLoop]: Abstraction has 4256 states and 5750 transitions. [2024-11-24 01:11:31,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.22222222222222) internal successors, (263), 9 states have internal predecessors, (263), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:31,824 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 5750 transitions. [2024-11-24 01:11:31,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-24 01:11:31,827 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:31,827 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:31,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-24 01:11:31,827 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:31,827 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:31,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1070915307, now seen corresponding path program 1 times [2024-11-24 01:11:31,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:31,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634653714] [2024-11-24 01:11:31,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:31,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:32,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:32,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:32,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634653714] [2024-11-24 01:11:32,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634653714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:32,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:32,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:11:32,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69221791] [2024-11-24 01:11:32,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:32,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:11:32,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:32,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:11:32,564 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:11:32,565 INFO L87 Difference]: Start difference. First operand 4256 states and 5750 transitions. Second operand has 8 states, 8 states have (on average 32.875) internal successors, (263), 8 states have internal predecessors, (263), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:32,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:32,936 INFO L93 Difference]: Finished difference Result 8173 states and 10992 transitions. [2024-11-24 01:11:32,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:11:32,937 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 32.875) internal successors, (263), 8 states have internal predecessors, (263), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 270 [2024-11-24 01:11:32,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:32,940 INFO L225 Difference]: With dead ends: 8173 [2024-11-24 01:11:32,940 INFO L226 Difference]: Without dead ends: 4292 [2024-11-24 01:11:32,943 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:11:32,943 INFO L435 NwaCegarLoop]: 900 mSDtfsCounter, 947 mSDsluCounter, 4460 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 948 SdHoareTripleChecker+Valid, 5360 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:32,944 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [948 Valid, 5360 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 490 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:11:32,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4292 states. [2024-11-24 01:11:32,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4292 to 4268. [2024-11-24 01:11:32,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4268 states, 4242 states have (on average 1.3441772748703442) internal successors, (5702), 4242 states have internal predecessors, (5702), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-24 01:11:32,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 4268 states and 5750 transitions. [2024-11-24 01:11:32,998 INFO L78 Accepts]: Start accepts. Automaton has 4268 states and 5750 transitions. Word has length 270 [2024-11-24 01:11:32,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:32,998 INFO L471 AbstractCegarLoop]: Abstraction has 4268 states and 5750 transitions. [2024-11-24 01:11:32,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 32.875) internal successors, (263), 8 states have internal predecessors, (263), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:32,999 INFO L276 IsEmpty]: Start isEmpty. Operand 4268 states and 5750 transitions. [2024-11-24 01:11:33,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-24 01:11:33,002 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:33,003 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:33,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-24 01:11:33,003 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:33,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:33,004 INFO L85 PathProgramCache]: Analyzing trace with hash 840398296, now seen corresponding path program 1 times [2024-11-24 01:11:33,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:33,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372300457] [2024-11-24 01:11:33,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:33,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:33,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:33,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:33,324 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372300457] [2024-11-24 01:11:33,324 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372300457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:33,324 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:33,324 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:33,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322060801] [2024-11-24 01:11:33,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:33,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:33,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:33,325 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:33,325 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:33,325 INFO L87 Difference]: Start difference. First operand 4268 states and 5750 transitions. Second operand has 5 states, 5 states have (on average 52.6) internal successors, (263), 5 states have internal predecessors, (263), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:33,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:33,444 INFO L93 Difference]: Finished difference Result 12313 states and 16522 transitions. [2024-11-24 01:11:33,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:33,444 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 52.6) internal successors, (263), 5 states have internal predecessors, (263), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 270 [2024-11-24 01:11:33,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:33,451 INFO L225 Difference]: With dead ends: 12313 [2024-11-24 01:11:33,451 INFO L226 Difference]: Without dead ends: 8312 [2024-11-24 01:11:33,455 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:11:33,455 INFO L435 NwaCegarLoop]: 1864 mSDtfsCounter, 894 mSDsluCounter, 4681 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 895 SdHoareTripleChecker+Valid, 6545 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:33,456 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [895 Valid, 6545 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:33,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8312 states. [2024-11-24 01:11:33,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8312 to 4448. [2024-11-24 01:11:33,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4448 states, 4410 states have (on average 1.3419501133786849) internal successors, (5918), 4410 states have internal predecessors, (5918), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4448 states to 4448 states and 5990 transitions. [2024-11-24 01:11:33,524 INFO L78 Accepts]: Start accepts. Automaton has 4448 states and 5990 transitions. Word has length 270 [2024-11-24 01:11:33,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:33,524 INFO L471 AbstractCegarLoop]: Abstraction has 4448 states and 5990 transitions. [2024-11-24 01:11:33,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 52.6) internal successors, (263), 5 states have internal predecessors, (263), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:11:33,525 INFO L276 IsEmpty]: Start isEmpty. Operand 4448 states and 5990 transitions. [2024-11-24 01:11:33,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-24 01:11:33,528 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:33,528 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:33,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-24 01:11:33,528 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:33,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:33,529 INFO L85 PathProgramCache]: Analyzing trace with hash -857983673, now seen corresponding path program 1 times [2024-11-24 01:11:33,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:33,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002310751] [2024-11-24 01:11:33,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:33,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:34,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:34,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:34,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002310751] [2024-11-24 01:11:34,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002310751] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:34,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:34,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:34,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330485979] [2024-11-24 01:11:34,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:34,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:34,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:34,062 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:34,062 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:34,062 INFO L87 Difference]: Start difference. First operand 4448 states and 5990 transitions. Second operand has 5 states, 5 states have (on average 52.8) internal successors, (264), 5 states have internal predecessors, (264), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:34,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:34,204 INFO L93 Difference]: Finished difference Result 7467 states and 10054 transitions. [2024-11-24 01:11:34,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:34,205 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 52.8) internal successors, (264), 5 states have internal predecessors, (264), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 271 [2024-11-24 01:11:34,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:34,272 INFO L225 Difference]: With dead ends: 7467 [2024-11-24 01:11:34,272 INFO L226 Difference]: Without dead ends: 4468 [2024-11-24 01:11:34,274 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:11:34,275 INFO L435 NwaCegarLoop]: 968 mSDtfsCounter, 902 mSDsluCounter, 1933 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 902 SdHoareTripleChecker+Valid, 2901 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:34,275 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [902 Valid, 2901 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:11:34,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4468 states. [2024-11-24 01:11:34,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4468 to 4456. [2024-11-24 01:11:34,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4456 states, 4418 states have (on average 1.3413309189678588) internal successors, (5926), 4418 states have internal predecessors, (5926), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:34,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 4456 states and 5998 transitions. [2024-11-24 01:11:34,355 INFO L78 Accepts]: Start accepts. Automaton has 4456 states and 5998 transitions. Word has length 271 [2024-11-24 01:11:34,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:34,355 INFO L471 AbstractCegarLoop]: Abstraction has 4456 states and 5998 transitions. [2024-11-24 01:11:34,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 52.8) internal successors, (264), 5 states have internal predecessors, (264), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:34,355 INFO L276 IsEmpty]: Start isEmpty. Operand 4456 states and 5998 transitions. [2024-11-24 01:11:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-24 01:11:34,358 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:34,358 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:34,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-24 01:11:34,358 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:34,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:34,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1611117078, now seen corresponding path program 1 times [2024-11-24 01:11:34,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:34,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186957542] [2024-11-24 01:11:34,359 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:34,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:35,297 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:35,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:35,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186957542] [2024-11-24 01:11:35,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186957542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:35,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:35,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:35,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542509146] [2024-11-24 01:11:35,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:35,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:35,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:35,298 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:35,298 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:35,298 INFO L87 Difference]: Start difference. First operand 4456 states and 5998 transitions. Second operand has 9 states, 9 states have (on average 29.444444444444443) internal successors, (265), 9 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:35,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:35,999 INFO L93 Difference]: Finished difference Result 6517 states and 8884 transitions. [2024-11-24 01:11:35,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:35,999 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.444444444444443) internal successors, (265), 9 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 272 [2024-11-24 01:11:35,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:36,004 INFO L225 Difference]: With dead ends: 6517 [2024-11-24 01:11:36,004 INFO L226 Difference]: Without dead ends: 4472 [2024-11-24 01:11:36,006 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:11:36,006 INFO L435 NwaCegarLoop]: 874 mSDtfsCounter, 1239 mSDsluCounter, 5208 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 6082 SdHoareTripleChecker+Invalid, 739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:36,006 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1241 Valid, 6082 Invalid, 739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:11:36,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4472 states. [2024-11-24 01:11:36,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4472 to 4460. [2024-11-24 01:11:36,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4460 states, 4422 states have (on average 1.3410221619176843) internal successors, (5930), 4422 states have internal predecessors, (5930), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:36,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 4460 states and 6002 transitions. [2024-11-24 01:11:36,060 INFO L78 Accepts]: Start accepts. Automaton has 4460 states and 6002 transitions. Word has length 272 [2024-11-24 01:11:36,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:36,061 INFO L471 AbstractCegarLoop]: Abstraction has 4460 states and 6002 transitions. [2024-11-24 01:11:36,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.444444444444443) internal successors, (265), 9 states have internal predecessors, (265), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:36,061 INFO L276 IsEmpty]: Start isEmpty. Operand 4460 states and 6002 transitions. [2024-11-24 01:11:36,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-24 01:11:36,063 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:36,064 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:36,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-24 01:11:36,064 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:36,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:36,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1495983888, now seen corresponding path program 1 times [2024-11-24 01:11:36,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:36,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295349323] [2024-11-24 01:11:36,064 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:36,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:36,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:36,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:36,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295349323] [2024-11-24 01:11:36,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295349323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:36,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:36,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:36,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086660622] [2024-11-24 01:11:36,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:36,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:36,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:36,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:36,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:36,751 INFO L87 Difference]: Start difference. First operand 4460 states and 6002 transitions. Second operand has 9 states, 9 states have (on average 29.555555555555557) internal successors, (266), 9 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:37,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:37,050 INFO L93 Difference]: Finished difference Result 6415 states and 8746 transitions. [2024-11-24 01:11:37,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:37,051 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.555555555555557) internal successors, (266), 9 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 273 [2024-11-24 01:11:37,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:37,055 INFO L225 Difference]: With dead ends: 6415 [2024-11-24 01:11:37,056 INFO L226 Difference]: Without dead ends: 4482 [2024-11-24 01:11:37,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:11:37,058 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1507 mSDsluCounter, 5688 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 6639 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:37,058 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1509 Valid, 6639 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:37,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4482 states. [2024-11-24 01:11:37,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4482 to 4462. [2024-11-24 01:11:37,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4462 states, 4424 states have (on average 1.3408679927667269) internal successors, (5932), 4424 states have internal predecessors, (5932), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:37,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 4462 states and 6004 transitions. [2024-11-24 01:11:37,116 INFO L78 Accepts]: Start accepts. Automaton has 4462 states and 6004 transitions. Word has length 273 [2024-11-24 01:11:37,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:37,116 INFO L471 AbstractCegarLoop]: Abstraction has 4462 states and 6004 transitions. [2024-11-24 01:11:37,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.555555555555557) internal successors, (266), 9 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:37,116 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 6004 transitions. [2024-11-24 01:11:37,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-24 01:11:37,119 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:37,119 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:37,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-24 01:11:37,119 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:37,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:37,119 INFO L85 PathProgramCache]: Analyzing trace with hash -459053044, now seen corresponding path program 1 times [2024-11-24 01:11:37,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:37,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39744153] [2024-11-24 01:11:37,120 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:37,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:37,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:37,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:37,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:37,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39744153] [2024-11-24 01:11:37,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39744153] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:37,463 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:37,463 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:37,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177557632] [2024-11-24 01:11:37,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:37,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:37,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:37,464 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:37,464 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:37,464 INFO L87 Difference]: Start difference. First operand 4462 states and 6004 transitions. Second operand has 5 states, 5 states have (on average 53.2) internal successors, (266), 5 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:37,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:37,556 INFO L93 Difference]: Finished difference Result 6405 states and 8738 transitions. [2024-11-24 01:11:37,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:37,557 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 53.2) internal successors, (266), 5 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 273 [2024-11-24 01:11:37,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:37,562 INFO L225 Difference]: With dead ends: 6405 [2024-11-24 01:11:37,563 INFO L226 Difference]: Without dead ends: 4492 [2024-11-24 01:11:37,565 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:37,566 INFO L435 NwaCegarLoop]: 972 mSDtfsCounter, 2 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3877 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:37,566 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3877 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:37,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4492 states. [2024-11-24 01:11:37,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4492 to 4484. [2024-11-24 01:11:37,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4484 states, 4446 states have (on average 1.3400809716599191) internal successors, (5958), 4446 states have internal predecessors, (5958), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:37,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4484 states to 4484 states and 6030 transitions. [2024-11-24 01:11:37,622 INFO L78 Accepts]: Start accepts. Automaton has 4484 states and 6030 transitions. Word has length 273 [2024-11-24 01:11:37,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:37,622 INFO L471 AbstractCegarLoop]: Abstraction has 4484 states and 6030 transitions. [2024-11-24 01:11:37,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 53.2) internal successors, (266), 5 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:37,622 INFO L276 IsEmpty]: Start isEmpty. Operand 4484 states and 6030 transitions. [2024-11-24 01:11:37,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-24 01:11:37,625 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:37,625 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:37,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-11-24 01:11:37,626 INFO L396 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:37,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:37,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1760783628, now seen corresponding path program 1 times [2024-11-24 01:11:37,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:37,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1060612499] [2024-11-24 01:11:37,626 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:37,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:37,964 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:37,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:37,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1060612499] [2024-11-24 01:11:37,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1060612499] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:37,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:37,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:37,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847750472] [2024-11-24 01:11:37,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:37,964 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:37,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:37,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:37,965 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:37,965 INFO L87 Difference]: Start difference. First operand 4484 states and 6030 transitions. Second operand has 5 states, 5 states have (on average 53.2) internal successors, (266), 5 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:38,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:38,053 INFO L93 Difference]: Finished difference Result 6367 states and 8688 transitions. [2024-11-24 01:11:38,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:38,053 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 53.2) internal successors, (266), 5 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 273 [2024-11-24 01:11:38,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:38,058 INFO L225 Difference]: With dead ends: 6367 [2024-11-24 01:11:38,058 INFO L226 Difference]: Without dead ends: 4496 [2024-11-24 01:11:38,059 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:38,060 INFO L435 NwaCegarLoop]: 972 mSDtfsCounter, 2 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3877 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:38,060 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3877 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:38,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2024-11-24 01:11:38,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 4494. [2024-11-24 01:11:38,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4494 states, 4456 states have (on average 1.3397666068222622) internal successors, (5970), 4456 states have internal predecessors, (5970), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:38,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4494 states to 4494 states and 6042 transitions. [2024-11-24 01:11:38,112 INFO L78 Accepts]: Start accepts. Automaton has 4494 states and 6042 transitions. Word has length 273 [2024-11-24 01:11:38,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:38,112 INFO L471 AbstractCegarLoop]: Abstraction has 4494 states and 6042 transitions. [2024-11-24 01:11:38,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 53.2) internal successors, (266), 5 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:38,113 INFO L276 IsEmpty]: Start isEmpty. Operand 4494 states and 6042 transitions. [2024-11-24 01:11:38,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-24 01:11:38,116 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:38,116 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:38,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-11-24 01:11:38,116 INFO L396 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:38,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:38,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1155264784, now seen corresponding path program 1 times [2024-11-24 01:11:38,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:38,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761275856] [2024-11-24 01:11:38,117 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:38,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:38,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:38,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:38,623 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:38,623 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761275856] [2024-11-24 01:11:38,623 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761275856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:38,623 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:38,623 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:11:38,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966992521] [2024-11-24 01:11:38,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:38,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:11:38,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:38,624 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:11:38,624 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:11:38,624 INFO L87 Difference]: Start difference. First operand 4494 states and 6042 transitions. Second operand has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:38,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:38,679 INFO L93 Difference]: Finished difference Result 6407 states and 8740 transitions. [2024-11-24 01:11:38,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:11:38,680 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 273 [2024-11-24 01:11:38,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:38,684 INFO L225 Difference]: With dead ends: 6407 [2024-11-24 01:11:38,684 INFO L226 Difference]: Without dead ends: 4512 [2024-11-24 01:11:38,686 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:11:38,686 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 0 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2917 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:38,686 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2917 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:38,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4512 states. [2024-11-24 01:11:38,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4512 to 4512. [2024-11-24 01:11:38,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4512 states, 4474 states have (on average 1.3388466696468484) internal successors, (5990), 4474 states have internal predecessors, (5990), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:38,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 4512 states and 6062 transitions. [2024-11-24 01:11:38,740 INFO L78 Accepts]: Start accepts. Automaton has 4512 states and 6062 transitions. Word has length 273 [2024-11-24 01:11:38,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:38,740 INFO L471 AbstractCegarLoop]: Abstraction has 4512 states and 6062 transitions. [2024-11-24 01:11:38,740 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:38,740 INFO L276 IsEmpty]: Start isEmpty. Operand 4512 states and 6062 transitions. [2024-11-24 01:11:38,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-24 01:11:38,743 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:38,743 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:38,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-11-24 01:11:38,743 INFO L396 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:38,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:38,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1117541360, now seen corresponding path program 1 times [2024-11-24 01:11:38,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:38,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780417608] [2024-11-24 01:11:38,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:38,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:38,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:39,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:39,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:39,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780417608] [2024-11-24 01:11:39,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780417608] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:39,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:39,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:11:39,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194180386] [2024-11-24 01:11:39,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:39,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:11:39,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:39,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:11:39,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:11:39,179 INFO L87 Difference]: Start difference. First operand 4512 states and 6062 transitions. Second operand has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:39,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:39,264 INFO L93 Difference]: Finished difference Result 6555 states and 8920 transitions. [2024-11-24 01:11:39,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:11:39,265 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 273 [2024-11-24 01:11:39,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:39,269 INFO L225 Difference]: With dead ends: 6555 [2024-11-24 01:11:39,269 INFO L226 Difference]: Without dead ends: 4536 [2024-11-24 01:11:39,271 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:11:39,272 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 0 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2917 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:39,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2917 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:39,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4536 states. [2024-11-24 01:11:39,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4536 to 4536. [2024-11-24 01:11:39,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4536 states, 4498 states have (on average 1.3379279679857714) internal successors, (6018), 4498 states have internal predecessors, (6018), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:39,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4536 states to 4536 states and 6090 transitions. [2024-11-24 01:11:39,325 INFO L78 Accepts]: Start accepts. Automaton has 4536 states and 6090 transitions. Word has length 273 [2024-11-24 01:11:39,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:39,325 INFO L471 AbstractCegarLoop]: Abstraction has 4536 states and 6090 transitions. [2024-11-24 01:11:39,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 66.5) internal successors, (266), 4 states have internal predecessors, (266), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:39,326 INFO L276 IsEmpty]: Start isEmpty. Operand 4536 states and 6090 transitions. [2024-11-24 01:11:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-11-24 01:11:39,328 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:39,329 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:39,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-11-24 01:11:39,329 INFO L396 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:39,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:39,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1165212553, now seen corresponding path program 1 times [2024-11-24 01:11:39,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:39,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392950479] [2024-11-24 01:11:39,329 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:39,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:40,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:40,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:40,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392950479] [2024-11-24 01:11:40,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392950479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:40,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:40,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:40,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276347771] [2024-11-24 01:11:40,084 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:40,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:40,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:40,085 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:40,085 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:40,085 INFO L87 Difference]: Start difference. First operand 4536 states and 6090 transitions. Second operand has 9 states, 9 states have (on average 29.666666666666668) internal successors, (267), 9 states have internal predecessors, (267), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:40,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:40,349 INFO L93 Difference]: Finished difference Result 6725 states and 9128 transitions. [2024-11-24 01:11:40,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:40,350 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.666666666666668) internal successors, (267), 9 states have internal predecessors, (267), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 274 [2024-11-24 01:11:40,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:40,354 INFO L225 Difference]: With dead ends: 6725 [2024-11-24 01:11:40,354 INFO L226 Difference]: Without dead ends: 4560 [2024-11-24 01:11:40,356 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:11:40,357 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1365 mSDsluCounter, 5698 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 6649 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:40,357 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1367 Valid, 6649 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 209 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:40,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4560 states. [2024-11-24 01:11:40,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4560 to 4538. [2024-11-24 01:11:40,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4538 states, 4500 states have (on average 1.3377777777777777) internal successors, (6020), 4500 states have internal predecessors, (6020), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:40,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 4538 states and 6092 transitions. [2024-11-24 01:11:40,416 INFO L78 Accepts]: Start accepts. Automaton has 4538 states and 6092 transitions. Word has length 274 [2024-11-24 01:11:40,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:40,416 INFO L471 AbstractCegarLoop]: Abstraction has 4538 states and 6092 transitions. [2024-11-24 01:11:40,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.666666666666668) internal successors, (267), 9 states have internal predecessors, (267), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:40,416 INFO L276 IsEmpty]: Start isEmpty. Operand 4538 states and 6092 transitions. [2024-11-24 01:11:40,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-11-24 01:11:40,419 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:40,419 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:40,419 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-11-24 01:11:40,419 INFO L396 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:40,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:40,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1286375315, now seen corresponding path program 1 times [2024-11-24 01:11:40,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:40,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438175170] [2024-11-24 01:11:40,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:40,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:41,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:41,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:41,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438175170] [2024-11-24 01:11:41,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438175170] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:41,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:41,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:41,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6934441] [2024-11-24 01:11:41,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:41,014 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:41,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:41,014 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:41,014 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:41,015 INFO L87 Difference]: Start difference. First operand 4538 states and 6092 transitions. Second operand has 9 states, 9 states have (on average 29.666666666666668) internal successors, (267), 9 states have internal predecessors, (267), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:41,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:41,276 INFO L93 Difference]: Finished difference Result 6481 states and 8824 transitions. [2024-11-24 01:11:41,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:41,276 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.666666666666668) internal successors, (267), 9 states have internal predecessors, (267), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 274 [2024-11-24 01:11:41,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:41,280 INFO L225 Difference]: With dead ends: 6481 [2024-11-24 01:11:41,280 INFO L226 Difference]: Without dead ends: 4562 [2024-11-24 01:11:41,282 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:11:41,282 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1494 mSDsluCounter, 5682 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1496 SdHoareTripleChecker+Valid, 6633 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:41,282 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1496 Valid, 6633 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:41,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2024-11-24 01:11:41,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 4540. [2024-11-24 01:11:41,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4540 states, 4502 states have (on average 1.337627721012883) internal successors, (6022), 4502 states have internal predecessors, (6022), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:41,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 4540 states and 6094 transitions. [2024-11-24 01:11:41,334 INFO L78 Accepts]: Start accepts. Automaton has 4540 states and 6094 transitions. Word has length 274 [2024-11-24 01:11:41,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:41,334 INFO L471 AbstractCegarLoop]: Abstraction has 4540 states and 6094 transitions. [2024-11-24 01:11:41,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.666666666666668) internal successors, (267), 9 states have internal predecessors, (267), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:41,335 INFO L276 IsEmpty]: Start isEmpty. Operand 4540 states and 6094 transitions. [2024-11-24 01:11:41,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-11-24 01:11:41,337 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:41,337 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2024-11-24 01:11:57,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:57,191 INFO L471 AbstractCegarLoop]: Abstraction has 7493 states and 10082 transitions. [2024-11-24 01:11:57,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.77777777777778) internal successors, (268), 9 states have internal predecessors, (268), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:57,192 INFO L276 IsEmpty]: Start isEmpty. Operand 7493 states and 10082 transitions. [2024-11-24 01:11:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-24 01:11:57,197 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:57,197 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:57,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2024-11-24 01:11:57,197 INFO L396 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:57,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:57,198 INFO L85 PathProgramCache]: Analyzing trace with hash -975846304, now seen corresponding path program 1 times [2024-11-24 01:11:57,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:57,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1255411897] [2024-11-24 01:11:57,198 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:57,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:57,608 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:57,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:57,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1255411897] [2024-11-24 01:11:57,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1255411897] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:57,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:57,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:11:57,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345717673] [2024-11-24 01:11:57,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:57,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:11:57,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:57,609 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:11:57,609 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:11:57,609 INFO L87 Difference]: Start difference. First operand 7493 states and 10082 transitions. Second operand has 5 states, 5 states have (on average 53.8) internal successors, (269), 5 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:57,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:57,718 INFO L93 Difference]: Finished difference Result 11661 states and 15893 transitions. [2024-11-24 01:11:57,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:11:57,719 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 53.8) internal successors, (269), 5 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 276 [2024-11-24 01:11:57,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:57,727 INFO L225 Difference]: With dead ends: 11661 [2024-11-24 01:11:57,727 INFO L226 Difference]: Without dead ends: 7199 [2024-11-24 01:11:57,731 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:11:57,731 INFO L435 NwaCegarLoop]: 974 mSDtfsCounter, 176 mSDsluCounter, 2913 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 3887 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:57,731 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 3887 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:11:57,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7199 states. [2024-11-24 01:11:57,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7199 to 7199. [2024-11-24 01:11:57,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7199 states, 7152 states have (on average 1.3456375838926173) internal successors, (9624), 7152 states have internal predecessors, (9624), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:11:57,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7199 states to 7199 states and 9714 transitions. [2024-11-24 01:11:57,806 INFO L78 Accepts]: Start accepts. Automaton has 7199 states and 9714 transitions. Word has length 276 [2024-11-24 01:11:57,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:57,806 INFO L471 AbstractCegarLoop]: Abstraction has 7199 states and 9714 transitions. [2024-11-24 01:11:57,807 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 53.8) internal successors, (269), 5 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:57,807 INFO L276 IsEmpty]: Start isEmpty. Operand 7199 states and 9714 transitions. [2024-11-24 01:11:57,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-24 01:11:57,810 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:57,810 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:57,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2024-11-24 01:11:57,810 INFO L396 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:57,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:57,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1522615116, now seen corresponding path program 1 times [2024-11-24 01:11:57,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:57,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013018401] [2024-11-24 01:11:57,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:57,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:58,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:58,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:58,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013018401] [2024-11-24 01:11:58,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013018401] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:58,656 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:58,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:11:58,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649765116] [2024-11-24 01:11:58,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:58,656 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:11:58,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:58,657 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:11:58,657 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:11:58,657 INFO L87 Difference]: Start difference. First operand 7199 states and 9714 transitions. Second operand has 8 states, 8 states have (on average 33.625) internal successors, (269), 8 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:59,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:59,022 INFO L93 Difference]: Finished difference Result 11473 states and 15548 transitions. [2024-11-24 01:11:59,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:11:59,022 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 33.625) internal successors, (269), 8 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 276 [2024-11-24 01:11:59,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:59,028 INFO L225 Difference]: With dead ends: 11473 [2024-11-24 01:11:59,028 INFO L226 Difference]: Without dead ends: 6185 [2024-11-24 01:11:59,031 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:11:59,032 INFO L435 NwaCegarLoop]: 945 mSDtfsCounter, 2387 mSDsluCounter, 4684 mSDsCounter, 0 mSdLazyCounter, 313 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2389 SdHoareTripleChecker+Valid, 5629 SdHoareTripleChecker+Invalid, 314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:59,032 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2389 Valid, 5629 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 313 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:59,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6185 states. [2024-11-24 01:11:59,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6185 to 4882. [2024-11-24 01:11:59,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4882 states, 4844 states have (on average 1.3352601156069364) internal successors, (6468), 4844 states have internal predecessors, (6468), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:11:59,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4882 states to 4882 states and 6540 transitions. [2024-11-24 01:11:59,090 INFO L78 Accepts]: Start accepts. Automaton has 4882 states and 6540 transitions. Word has length 276 [2024-11-24 01:11:59,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:11:59,091 INFO L471 AbstractCegarLoop]: Abstraction has 4882 states and 6540 transitions. [2024-11-24 01:11:59,091 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 33.625) internal successors, (269), 8 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:59,091 INFO L276 IsEmpty]: Start isEmpty. Operand 4882 states and 6540 transitions. [2024-11-24 01:11:59,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-24 01:11:59,093 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:11:59,094 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:11:59,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2024-11-24 01:11:59,094 INFO L396 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:11:59,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:11:59,094 INFO L85 PathProgramCache]: Analyzing trace with hash 478123552, now seen corresponding path program 1 times [2024-11-24 01:11:59,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:11:59,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600851767] [2024-11-24 01:11:59,094 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:11:59,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:11:59,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:11:59,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:11:59,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:11:59,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600851767] [2024-11-24 01:11:59,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600851767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:11:59,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:11:59,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:11:59,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820042333] [2024-11-24 01:11:59,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:11:59,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:11:59,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:11:59,682 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:11:59,682 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:11:59,682 INFO L87 Difference]: Start difference. First operand 4882 states and 6540 transitions. Second operand has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:11:59,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:11:59,947 INFO L93 Difference]: Finished difference Result 7089 states and 9628 transitions. [2024-11-24 01:11:59,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:11:59,948 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 276 [2024-11-24 01:11:59,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:11:59,952 INFO L225 Difference]: With dead ends: 7089 [2024-11-24 01:11:59,952 INFO L226 Difference]: Without dead ends: 4938 [2024-11-24 01:11:59,954 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:11:59,954 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 1482 mSDsluCounter, 5692 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 6645 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:11:59,954 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1484 Valid, 6645 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:11:59,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4938 states. [2024-11-24 01:11:59,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4938 to 4884. [2024-11-24 01:12:00,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4884 states, 4846 states have (on average 1.3351217498968222) internal successors, (6470), 4846 states have internal predecessors, (6470), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:12:00,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4884 states to 4884 states and 6542 transitions. [2024-11-24 01:12:00,008 INFO L78 Accepts]: Start accepts. Automaton has 4884 states and 6542 transitions. Word has length 276 [2024-11-24 01:12:00,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:00,008 INFO L471 AbstractCegarLoop]: Abstraction has 4884 states and 6542 transitions. [2024-11-24 01:12:00,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:00,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4884 states and 6542 transitions. [2024-11-24 01:12:00,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-24 01:12:00,011 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:00,011 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:00,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2024-11-24 01:12:00,011 INFO L396 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:00,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:00,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1503770501, now seen corresponding path program 1 times [2024-11-24 01:12:00,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:00,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063623853] [2024-11-24 01:12:00,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:00,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:00,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:00,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063623853] [2024-11-24 01:12:00,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063623853] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:00,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:00,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:12:00,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250464764] [2024-11-24 01:12:00,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:00,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:12:00,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:00,595 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:12:00,595 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:12:00,595 INFO L87 Difference]: Start difference. First operand 4884 states and 6542 transitions. Second operand has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:00,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:00,903 INFO L93 Difference]: Finished difference Result 7263 states and 9840 transitions. [2024-11-24 01:12:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:12:00,904 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 276 [2024-11-24 01:12:00,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:00,908 INFO L225 Difference]: With dead ends: 7263 [2024-11-24 01:12:00,908 INFO L226 Difference]: Without dead ends: 4940 [2024-11-24 01:12:00,910 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:12:00,910 INFO L435 NwaCegarLoop]: 943 mSDtfsCounter, 1522 mSDsluCounter, 5636 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1524 SdHoareTripleChecker+Valid, 6579 SdHoareTripleChecker+Invalid, 279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:00,910 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1524 Valid, 6579 Invalid, 279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:12:00,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4940 states. [2024-11-24 01:12:00,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4940 to 4886. [2024-11-24 01:12:00,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4886 states, 4848 states have (on average 1.334983498349835) internal successors, (6472), 4848 states have internal predecessors, (6472), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:12:00,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 4886 states and 6544 transitions. [2024-11-24 01:12:00,964 INFO L78 Accepts]: Start accepts. Automaton has 4886 states and 6544 transitions. Word has length 276 [2024-11-24 01:12:00,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:00,964 INFO L471 AbstractCegarLoop]: Abstraction has 4886 states and 6544 transitions. [2024-11-24 01:12:00,964 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.88888888888889) internal successors, (269), 9 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:00,964 INFO L276 IsEmpty]: Start isEmpty. Operand 4886 states and 6544 transitions. [2024-11-24 01:12:00,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-24 01:12:00,967 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:00,967 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:00,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2024-11-24 01:12:00,967 INFO L396 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:00,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:00,968 INFO L85 PathProgramCache]: Analyzing trace with hash 527293030, now seen corresponding path program 1 times [2024-11-24 01:12:00,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:00,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602520828] [2024-11-24 01:12:00,968 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:00,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:01,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:01,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602520828] [2024-11-24 01:12:01,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602520828] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:01,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:01,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:12:01,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118921220] [2024-11-24 01:12:01,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:01,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:12:01,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:01,347 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:12:01,347 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:12:01,347 INFO L87 Difference]: Start difference. First operand 4886 states and 6544 transitions. Second operand has 5 states, 5 states have (on average 53.8) internal successors, (269), 5 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:01,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:01,443 INFO L93 Difference]: Finished difference Result 7943 states and 10696 transitions. [2024-11-24 01:12:01,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:12:01,444 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 53.8) internal successors, (269), 5 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 276 [2024-11-24 01:12:01,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:01,448 INFO L225 Difference]: With dead ends: 7943 [2024-11-24 01:12:01,448 INFO L226 Difference]: Without dead ends: 4902 [2024-11-24 01:12:01,450 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:12:01,451 INFO L435 NwaCegarLoop]: 968 mSDtfsCounter, 878 mSDsluCounter, 1933 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 878 SdHoareTripleChecker+Valid, 2901 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:01,451 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [878 Valid, 2901 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:12:01,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4902 states. [2024-11-24 01:12:01,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4902 to 4826. [2024-11-24 01:12:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4826 states, 4788 states have (on average 1.3366750208855471) internal successors, (6400), 4788 states have internal predecessors, (6400), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:12:01,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 4826 states and 6472 transitions. [2024-11-24 01:12:01,506 INFO L78 Accepts]: Start accepts. Automaton has 4826 states and 6472 transitions. Word has length 276 [2024-11-24 01:12:01,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:01,506 INFO L471 AbstractCegarLoop]: Abstraction has 4826 states and 6472 transitions. [2024-11-24 01:12:01,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 53.8) internal successors, (269), 5 states have internal predecessors, (269), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:01,506 INFO L276 IsEmpty]: Start isEmpty. Operand 4826 states and 6472 transitions. [2024-11-24 01:12:01,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-24 01:12:01,509 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:01,509 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:01,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2024-11-24 01:12:01,509 INFO L396 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:01,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:01,509 INFO L85 PathProgramCache]: Analyzing trace with hash -328613464, now seen corresponding path program 1 times [2024-11-24 01:12:01,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:01,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049890591] [2024-11-24 01:12:01,510 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:01,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:02,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:02,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:02,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049890591] [2024-11-24 01:12:02,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049890591] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:02,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:02,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:12:02,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059278991] [2024-11-24 01:12:02,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:02,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:12:02,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:02,229 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:12:02,230 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:12:02,230 INFO L87 Difference]: Start difference. First operand 4826 states and 6472 transitions. Second operand has 9 states, 9 states have (on average 30.0) internal successors, (270), 9 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:02,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:02,566 INFO L93 Difference]: Finished difference Result 7178 states and 9738 transitions. [2024-11-24 01:12:02,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:12:02,567 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.0) internal successors, (270), 9 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 277 [2024-11-24 01:12:02,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:02,573 INFO L225 Difference]: With dead ends: 7178 [2024-11-24 01:12:02,573 INFO L226 Difference]: Without dead ends: 4886 [2024-11-24 01:12:02,575 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:12:02,575 INFO L435 NwaCegarLoop]: 937 mSDtfsCounter, 1384 mSDsluCounter, 5596 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1386 SdHoareTripleChecker+Valid, 6533 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:02,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1386 Valid, 6533 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:12:02,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4886 states. [2024-11-24 01:12:02,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4886 to 4830. [2024-11-24 01:12:02,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4830 states, 4792 states have (on average 1.3363939899833055) internal successors, (6404), 4792 states have internal predecessors, (6404), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:12:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4830 states to 4830 states and 6476 transitions. [2024-11-24 01:12:02,630 INFO L78 Accepts]: Start accepts. Automaton has 4830 states and 6476 transitions. Word has length 277 [2024-11-24 01:12:02,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:02,630 INFO L471 AbstractCegarLoop]: Abstraction has 4830 states and 6476 transitions. [2024-11-24 01:12:02,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.0) internal successors, (270), 9 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:02,631 INFO L276 IsEmpty]: Start isEmpty. Operand 4830 states and 6476 transitions. [2024-11-24 01:12:02,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-24 01:12:02,633 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:02,633 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:02,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2024-11-24 01:12:02,633 INFO L396 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:02,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:02,634 INFO L85 PathProgramCache]: Analyzing trace with hash 276798020, now seen corresponding path program 1 times [2024-11-24 01:12:02,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:02,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032409487] [2024-11-24 01:12:02,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:02,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:02,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:03,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:03,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:03,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032409487] [2024-11-24 01:12:03,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032409487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:03,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:03,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:12:03,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835835364] [2024-11-24 01:12:03,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:03,096 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:12:03,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:03,097 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:12:03,097 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:12:03,097 INFO L87 Difference]: Start difference. First operand 4830 states and 6476 transitions. Second operand has 4 states, 4 states have (on average 67.5) internal successors, (270), 4 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:03,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:03,152 INFO L93 Difference]: Finished difference Result 7164 states and 9724 transitions. [2024-11-24 01:12:03,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:12:03,153 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 67.5) internal successors, (270), 4 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 277 [2024-11-24 01:12:03,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:03,156 INFO L225 Difference]: With dead ends: 7164 [2024-11-24 01:12:03,157 INFO L226 Difference]: Without dead ends: 4854 [2024-11-24 01:12:03,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:12:03,159 INFO L435 NwaCegarLoop]: 978 mSDtfsCounter, 0 mSDsluCounter, 1944 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2922 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:03,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2922 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:12:03,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4854 states. [2024-11-24 01:12:03,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4854 to 4854. [2024-11-24 01:12:03,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4854 states, 4816 states have (on average 1.3355481727574752) internal successors, (6432), 4816 states have internal predecessors, (6432), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:12:03,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4854 states to 4854 states and 6504 transitions. [2024-11-24 01:12:03,220 INFO L78 Accepts]: Start accepts. Automaton has 4854 states and 6504 transitions. Word has length 277 [2024-11-24 01:12:03,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:03,220 INFO L471 AbstractCegarLoop]: Abstraction has 4854 states and 6504 transitions. [2024-11-24 01:12:03,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 67.5) internal successors, (270), 4 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:03,220 INFO L276 IsEmpty]: Start isEmpty. Operand 4854 states and 6504 transitions. [2024-11-24 01:12:03,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-24 01:12:03,223 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:03,223 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:03,223 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2024-11-24 01:12:03,223 INFO L396 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:03,223 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:03,223 INFO L85 PathProgramCache]: Analyzing trace with hash 853369952, now seen corresponding path program 1 times [2024-11-24 01:12:03,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:03,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142270448] [2024-11-24 01:12:03,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:03,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:03,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:03,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:03,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:03,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142270448] [2024-11-24 01:12:03,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142270448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:03,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:03,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:12:03,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826112323] [2024-11-24 01:12:03,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:03,574 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:12:03,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:03,575 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:12:03,575 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:12:03,575 INFO L87 Difference]: Start difference. First operand 4854 states and 6504 transitions. Second operand has 5 states, 5 states have (on average 54.0) internal successors, (270), 5 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:03,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:03,647 INFO L93 Difference]: Finished difference Result 7132 states and 9682 transitions. [2024-11-24 01:12:03,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:12:03,648 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 54.0) internal successors, (270), 5 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 277 [2024-11-24 01:12:03,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:03,652 INFO L225 Difference]: With dead ends: 7132 [2024-11-24 01:12:03,652 INFO L226 Difference]: Without dead ends: 4886 [2024-11-24 01:12:03,654 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:12:03,654 INFO L435 NwaCegarLoop]: 974 mSDtfsCounter, 2 mSDsluCounter, 2908 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3882 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:03,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3882 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:12:03,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4886 states. [2024-11-24 01:12:03,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4886 to 4878. [2024-11-24 01:12:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4878 states, 4840 states have (on average 1.334710743801653) internal successors, (6460), 4840 states have internal predecessors, (6460), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:12:03,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 4878 states and 6532 transitions. [2024-11-24 01:12:03,708 INFO L78 Accepts]: Start accepts. Automaton has 4878 states and 6532 transitions. Word has length 277 [2024-11-24 01:12:03,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:03,708 INFO L471 AbstractCegarLoop]: Abstraction has 4878 states and 6532 transitions. [2024-11-24 01:12:03,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.0) internal successors, (270), 5 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:03,708 INFO L276 IsEmpty]: Start isEmpty. Operand 4878 states and 6532 transitions. [2024-11-24 01:12:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-24 01:12:03,711 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:03,712 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:03,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2024-11-24 01:12:03,712 INFO L396 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:03,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:03,712 INFO L85 PathProgramCache]: Analyzing trace with hash -708801006, now seen corresponding path program 1 times [2024-11-24 01:12:03,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:03,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555386266] [2024-11-24 01:12:03,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:03,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:03,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:04,476 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:04,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:04,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555386266] [2024-11-24 01:12:04,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555386266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:04,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:04,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:12:04,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126596597] [2024-11-24 01:12:04,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:04,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:12:04,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:04,477 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:12:04,477 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:12:04,477 INFO L87 Difference]: Start difference. First operand 4878 states and 6532 transitions. Second operand has 8 states, 8 states have (on average 33.75) internal successors, (270), 8 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:04,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:04,753 INFO L93 Difference]: Finished difference Result 7672 states and 10366 transitions. [2024-11-24 01:12:04,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:12:04,753 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 33.75) internal successors, (270), 8 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 277 [2024-11-24 01:12:04,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:04,757 INFO L225 Difference]: With dead ends: 7672 [2024-11-24 01:12:04,757 INFO L226 Difference]: Without dead ends: 5480 [2024-11-24 01:12:04,759 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:12:04,759 INFO L435 NwaCegarLoop]: 950 mSDtfsCounter, 1096 mSDsluCounter, 4739 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 5689 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:04,759 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1096 Valid, 5689 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:12:04,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5480 states. [2024-11-24 01:12:04,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5480 to 5314. [2024-11-24 01:12:04,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5314 states, 5276 states have (on average 1.3290371493555724) internal successors, (7012), 5276 states have internal predecessors, (7012), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:12:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5314 states to 5314 states and 7084 transitions. [2024-11-24 01:12:04,817 INFO L78 Accepts]: Start accepts. Automaton has 5314 states and 7084 transitions. Word has length 277 [2024-11-24 01:12:04,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:04,817 INFO L471 AbstractCegarLoop]: Abstraction has 5314 states and 7084 transitions. [2024-11-24 01:12:04,817 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 33.75) internal successors, (270), 8 states have internal predecessors, (270), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:04,817 INFO L276 IsEmpty]: Start isEmpty. Operand 5314 states and 7084 transitions. [2024-11-24 01:12:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-24 01:12:04,820 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:04,820 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:04,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2024-11-24 01:12:04,820 INFO L396 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:04,820 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:04,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1710236248, now seen corresponding path program 1 times [2024-11-24 01:12:04,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:04,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837583519] [2024-11-24 01:12:04,820 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:04,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:05,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:05,472 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:05,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:05,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837583519] [2024-11-24 01:12:05,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837583519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:05,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:05,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:12:05,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147460816] [2024-11-24 01:12:05,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:05,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:12:05,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:05,473 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:12:05,473 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:12:05,473 INFO L87 Difference]: Start difference. First operand 5314 states and 7084 transitions. Second operand has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:05,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:05,868 INFO L93 Difference]: Finished difference Result 7704 states and 10394 transitions. [2024-11-24 01:12:05,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:12:05,868 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-24 01:12:05,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:05,874 INFO L225 Difference]: With dead ends: 7704 [2024-11-24 01:12:05,874 INFO L226 Difference]: Without dead ends: 5370 [2024-11-24 01:12:05,877 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:12:05,878 INFO L435 NwaCegarLoop]: 939 mSDtfsCounter, 1512 mSDsluCounter, 5612 mSDsCounter, 0 mSdLazyCounter, 307 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1514 SdHoareTripleChecker+Valid, 6551 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 307 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:05,878 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1514 Valid, 6551 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:12:05,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5370 states. [2024-11-24 01:12:05,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5370 to 5316. [2024-11-24 01:12:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5316 states, 5278 states have (on average 1.3289124668435013) internal successors, (7014), 5278 states have internal predecessors, (7014), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:12:05,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5316 states to 5316 states and 7086 transitions. [2024-11-24 01:12:05,970 INFO L78 Accepts]: Start accepts. Automaton has 5316 states and 7086 transitions. Word has length 278 [2024-11-24 01:12:05,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:05,970 INFO L471 AbstractCegarLoop]: Abstraction has 5316 states and 7086 transitions. [2024-11-24 01:12:05,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:05,971 INFO L276 IsEmpty]: Start isEmpty. Operand 5316 states and 7086 transitions. [2024-11-24 01:12:05,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-24 01:12:05,976 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:05,976 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:05,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2024-11-24 01:12:05,977 INFO L396 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:05,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:05,977 INFO L85 PathProgramCache]: Analyzing trace with hash -560809484, now seen corresponding path program 1 times [2024-11-24 01:12:05,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:05,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799651475] [2024-11-24 01:12:05,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:05,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:07,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:07,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799651475] [2024-11-24 01:12:07,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799651475] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:07,414 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:07,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:12:07,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714200149] [2024-11-24 01:12:07,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:07,415 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:12:07,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:07,415 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:12:07,415 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:12:07,416 INFO L87 Difference]: Start difference. First operand 5316 states and 7086 transitions. Second operand has 10 states, 10 states have (on average 27.1) internal successors, (271), 10 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:08,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:08,018 INFO L93 Difference]: Finished difference Result 9714 states and 13062 transitions. [2024-11-24 01:12:08,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:12:08,018 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.1) internal successors, (271), 10 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-24 01:12:08,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:08,023 INFO L225 Difference]: With dead ends: 9714 [2024-11-24 01:12:08,024 INFO L226 Difference]: Without dead ends: 6934 [2024-11-24 01:12:08,026 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-24 01:12:08,026 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 2326 mSDsluCounter, 6624 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2328 SdHoareTripleChecker+Valid, 7575 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:08,027 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2328 Valid, 7575 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:12:08,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6934 states. [2024-11-24 01:12:08,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6934 to 5444. [2024-11-24 01:12:08,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5444 states, 5406 states have (on average 1.3255641879393267) internal successors, (7166), 5406 states have internal predecessors, (7166), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:12:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5444 states to 5444 states and 7238 transitions. [2024-11-24 01:12:08,086 INFO L78 Accepts]: Start accepts. Automaton has 5444 states and 7238 transitions. Word has length 278 [2024-11-24 01:12:08,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:08,086 INFO L471 AbstractCegarLoop]: Abstraction has 5444 states and 7238 transitions. [2024-11-24 01:12:08,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.1) internal successors, (271), 10 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:08,086 INFO L276 IsEmpty]: Start isEmpty. Operand 5444 states and 7238 transitions. [2024-11-24 01:12:08,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-24 01:12:08,089 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:08,089 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:08,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2024-11-24 01:12:08,089 INFO L396 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:08,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:08,089 INFO L85 PathProgramCache]: Analyzing trace with hash 1808703782, now seen corresponding path program 1 times [2024-11-24 01:12:08,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:08,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992914252] [2024-11-24 01:12:08,089 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:08,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:09,192 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:09,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:09,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992914252] [2024-11-24 01:12:09,192 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992914252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:09,192 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:09,192 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:12:09,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577421509] [2024-11-24 01:12:09,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:09,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:12:09,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:09,193 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:12:09,193 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:12:09,193 INFO L87 Difference]: Start difference. First operand 5444 states and 7238 transitions. Second operand has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:09,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:09,874 INFO L93 Difference]: Finished difference Result 12904 states and 17184 transitions. [2024-11-24 01:12:09,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 01:12:09,875 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-24 01:12:09,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:09,886 INFO L225 Difference]: With dead ends: 12904 [2024-11-24 01:12:09,886 INFO L226 Difference]: Without dead ends: 8185 [2024-11-24 01:12:09,894 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:12:09,894 INFO L435 NwaCegarLoop]: 1843 mSDtfsCounter, 1783 mSDsluCounter, 9973 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1783 SdHoareTripleChecker+Valid, 11816 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:09,894 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1783 Valid, 11816 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:12:09,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8185 states. [2024-11-24 01:12:10,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8185 to 8183. [2024-11-24 01:12:10,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8183 states, 8139 states have (on average 1.330630298562477) internal successors, (10830), 8139 states have internal predecessors, (10830), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:10,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8183 states to 8183 states and 10914 transitions. [2024-11-24 01:12:10,025 INFO L78 Accepts]: Start accepts. Automaton has 8183 states and 10914 transitions. Word has length 278 [2024-11-24 01:12:10,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:10,025 INFO L471 AbstractCegarLoop]: Abstraction has 8183 states and 10914 transitions. [2024-11-24 01:12:10,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:10,026 INFO L276 IsEmpty]: Start isEmpty. Operand 8183 states and 10914 transitions. [2024-11-24 01:12:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-24 01:12:10,031 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:10,031 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:10,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2024-11-24 01:12:10,032 INFO L396 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:10,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:10,032 INFO L85 PathProgramCache]: Analyzing trace with hash 301229657, now seen corresponding path program 1 times [2024-11-24 01:12:10,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:10,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399432824] [2024-11-24 01:12:10,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:10,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:10,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:10,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:10,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399432824] [2024-11-24 01:12:10,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399432824] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:10,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:10,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:12:10,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244746688] [2024-11-24 01:12:10,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:10,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:12:10,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:10,842 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:12:10,842 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:12:10,842 INFO L87 Difference]: Start difference. First operand 8183 states and 10914 transitions. Second operand has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:11,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:11,378 INFO L93 Difference]: Finished difference Result 13180 states and 17786 transitions. [2024-11-24 01:12:11,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:12:11,378 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-24 01:12:11,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:11,387 INFO L225 Difference]: With dead ends: 13180 [2024-11-24 01:12:11,387 INFO L226 Difference]: Without dead ends: 9279 [2024-11-24 01:12:11,391 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:12:11,391 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 1134 mSDsluCounter, 5644 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1134 SdHoareTripleChecker+Valid, 6597 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:11,391 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1134 Valid, 6597 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:12:11,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9279 states. [2024-11-24 01:12:11,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9279 to 8209. [2024-11-24 01:12:11,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8209 states, 8165 states have (on average 1.3317819963257809) internal successors, (10874), 8165 states have internal predecessors, (10874), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:11,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8209 states to 8209 states and 10958 transitions. [2024-11-24 01:12:11,510 INFO L78 Accepts]: Start accepts. Automaton has 8209 states and 10958 transitions. Word has length 278 [2024-11-24 01:12:11,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:11,510 INFO L471 AbstractCegarLoop]: Abstraction has 8209 states and 10958 transitions. [2024-11-24 01:12:11,510 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.11111111111111) internal successors, (271), 9 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:11,510 INFO L276 IsEmpty]: Start isEmpty. Operand 8209 states and 10958 transitions. [2024-11-24 01:12:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-24 01:12:11,514 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:11,514 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:11,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2024-11-24 01:12:11,514 INFO L396 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:11,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:11,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1318572231, now seen corresponding path program 1 times [2024-11-24 01:12:11,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:11,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946499681] [2024-11-24 01:12:11,515 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:11,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:11,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:11,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:11,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946499681] [2024-11-24 01:12:11,930 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946499681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:11,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:11,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:12:11,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887860559] [2024-11-24 01:12:11,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:11,930 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:12:11,930 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:11,931 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:12:11,931 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:12:11,931 INFO L87 Difference]: Start difference. First operand 8209 states and 10958 transitions. Second operand has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:12,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:12,036 INFO L93 Difference]: Finished difference Result 14170 states and 18988 transitions. [2024-11-24 01:12:12,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:12:12,036 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-24 01:12:12,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:12,043 INFO L225 Difference]: With dead ends: 14170 [2024-11-24 01:12:12,043 INFO L226 Difference]: Without dead ends: 8241 [2024-11-24 01:12:12,048 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:12:12,048 INFO L435 NwaCegarLoop]: 968 mSDtfsCounter, 882 mSDsluCounter, 1933 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 882 SdHoareTripleChecker+Valid, 2901 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:12,048 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [882 Valid, 2901 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:12:12,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8241 states. [2024-11-24 01:12:12,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8241 to 8223. [2024-11-24 01:12:12,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8223 states, 8179 states have (on average 1.3312140848514489) internal successors, (10888), 8179 states have internal predecessors, (10888), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:12,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8223 states to 8223 states and 10972 transitions. [2024-11-24 01:12:12,157 INFO L78 Accepts]: Start accepts. Automaton has 8223 states and 10972 transitions. Word has length 278 [2024-11-24 01:12:12,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:12,157 INFO L471 AbstractCegarLoop]: Abstraction has 8223 states and 10972 transitions. [2024-11-24 01:12:12,157 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:12,157 INFO L276 IsEmpty]: Start isEmpty. Operand 8223 states and 10972 transitions. [2024-11-24 01:12:12,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-24 01:12:12,160 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:12,160 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:12,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2024-11-24 01:12:12,160 INFO L396 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:12,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:12,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1689243827, now seen corresponding path program 1 times [2024-11-24 01:12:12,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:12,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048818980] [2024-11-24 01:12:12,161 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:12,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:12,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:12,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:12,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048818980] [2024-11-24 01:12:12,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048818980] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:12,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:12,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:12:12,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201917625] [2024-11-24 01:12:12,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:12,906 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:12:12,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:12,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:12:12,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:12:12,907 INFO L87 Difference]: Start difference. First operand 8223 states and 10972 transitions. Second operand has 11 states, 11 states have (on average 24.636363636363637) internal successors, (271), 11 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:13,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:13,645 INFO L93 Difference]: Finished difference Result 13804 states and 18650 transitions. [2024-11-24 01:12:13,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:12:13,645 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.636363636363637) internal successors, (271), 11 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-24 01:12:13,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:13,654 INFO L225 Difference]: With dead ends: 13804 [2024-11-24 01:12:13,654 INFO L226 Difference]: Without dead ends: 9907 [2024-11-24 01:12:13,660 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=310, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:12:13,660 INFO L435 NwaCegarLoop]: 1033 mSDtfsCounter, 982 mSDsluCounter, 8038 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 9071 SdHoareTripleChecker+Invalid, 528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:13,660 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [982 Valid, 9071 Invalid, 528 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:12:13,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9907 states. [2024-11-24 01:12:13,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9907 to 9365. [2024-11-24 01:12:13,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9365 states, 9321 states have (on average 1.3292565175410365) internal successors, (12390), 9321 states have internal predecessors, (12390), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:13,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9365 states to 9365 states and 12474 transitions. [2024-11-24 01:12:13,761 INFO L78 Accepts]: Start accepts. Automaton has 9365 states and 12474 transitions. Word has length 278 [2024-11-24 01:12:13,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:13,761 INFO L471 AbstractCegarLoop]: Abstraction has 9365 states and 12474 transitions. [2024-11-24 01:12:13,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.636363636363637) internal successors, (271), 11 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:13,761 INFO L276 IsEmpty]: Start isEmpty. Operand 9365 states and 12474 transitions. [2024-11-24 01:12:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-24 01:12:13,765 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:13,766 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:13,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2024-11-24 01:12:13,766 INFO L396 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:13,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:13,766 INFO L85 PathProgramCache]: Analyzing trace with hash -1006663867, now seen corresponding path program 1 times [2024-11-24 01:12:13,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:13,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029946425] [2024-11-24 01:12:13,766 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:13,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:14,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:14,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:14,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029946425] [2024-11-24 01:12:14,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029946425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:14,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:14,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:12:14,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970064852] [2024-11-24 01:12:14,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:14,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:12:14,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:14,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:12:14,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:12:14,218 INFO L87 Difference]: Start difference. First operand 9365 states and 12474 transitions. Second operand has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:14,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:14,332 INFO L93 Difference]: Finished difference Result 14772 states and 19920 transitions. [2024-11-24 01:12:14,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:12:14,333 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 278 [2024-11-24 01:12:14,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:14,340 INFO L225 Difference]: With dead ends: 14772 [2024-11-24 01:12:14,341 INFO L226 Difference]: Without dead ends: 9409 [2024-11-24 01:12:14,345 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:12:14,345 INFO L435 NwaCegarLoop]: 969 mSDtfsCounter, 843 mSDsluCounter, 1932 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 843 SdHoareTripleChecker+Valid, 2901 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:14,345 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [843 Valid, 2901 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:12:14,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9409 states. [2024-11-24 01:12:14,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9409 to 9389. [2024-11-24 01:12:14,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9389 states, 9345 states have (on average 1.3286249331193152) internal successors, (12416), 9345 states have internal predecessors, (12416), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:14,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9389 states to 9389 states and 12500 transitions. [2024-11-24 01:12:14,434 INFO L78 Accepts]: Start accepts. Automaton has 9389 states and 12500 transitions. Word has length 278 [2024-11-24 01:12:14,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:14,434 INFO L471 AbstractCegarLoop]: Abstraction has 9389 states and 12500 transitions. [2024-11-24 01:12:14,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.2) internal successors, (271), 5 states have internal predecessors, (271), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:14,435 INFO L276 IsEmpty]: Start isEmpty. Operand 9389 states and 12500 transitions. [2024-11-24 01:12:14,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-24 01:12:14,438 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:14,439 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:14,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2024-11-24 01:12:14,439 INFO L396 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:14,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:14,439 INFO L85 PathProgramCache]: Analyzing trace with hash -556884992, now seen corresponding path program 1 times [2024-11-24 01:12:14,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:14,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607476567] [2024-11-24 01:12:14,439 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:14,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:15,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:15,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:15,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607476567] [2024-11-24 01:12:15,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607476567] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:15,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:15,156 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:12:15,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586679903] [2024-11-24 01:12:15,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:15,157 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:12:15,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:15,157 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:12:15,157 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:12:15,157 INFO L87 Difference]: Start difference. First operand 9389 states and 12500 transitions. Second operand has 5 states, 5 states have (on average 54.4) internal successors, (272), 5 states have internal predecessors, (272), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:15,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:15,261 INFO L93 Difference]: Finished difference Result 19617 states and 26292 transitions. [2024-11-24 01:12:15,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:12:15,261 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 54.4) internal successors, (272), 5 states have internal predecessors, (272), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 279 [2024-11-24 01:12:15,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:15,269 INFO L225 Difference]: With dead ends: 19617 [2024-11-24 01:12:15,269 INFO L226 Difference]: Without dead ends: 10711 [2024-11-24 01:12:15,275 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 01:12:15,275 INFO L435 NwaCegarLoop]: 970 mSDtfsCounter, 753 mSDsluCounter, 2862 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 754 SdHoareTripleChecker+Valid, 3832 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:15,275 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [754 Valid, 3832 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:12:15,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10711 states. [2024-11-24 01:12:15,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10711 to 9389. [2024-11-24 01:12:15,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9389 states, 9345 states have (on average 1.3276618512573568) internal successors, (12407), 9345 states have internal predecessors, (12407), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:15,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9389 states to 9389 states and 12491 transitions. [2024-11-24 01:12:15,371 INFO L78 Accepts]: Start accepts. Automaton has 9389 states and 12491 transitions. Word has length 279 [2024-11-24 01:12:15,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:15,371 INFO L471 AbstractCegarLoop]: Abstraction has 9389 states and 12491 transitions. [2024-11-24 01:12:15,371 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 54.4) internal successors, (272), 5 states have internal predecessors, (272), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:15,371 INFO L276 IsEmpty]: Start isEmpty. Operand 9389 states and 12491 transitions. [2024-11-24 01:12:15,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-24 01:12:15,375 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:15,375 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:15,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2024-11-24 01:12:15,376 INFO L396 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:15,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:15,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1098237495, now seen corresponding path program 1 times [2024-11-24 01:12:15,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:15,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343644132] [2024-11-24 01:12:15,376 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:15,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:16,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:16,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:16,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343644132] [2024-11-24 01:12:16,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343644132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:16,574 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:16,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:12:16,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903454609] [2024-11-24 01:12:16,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:16,575 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:12:16,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:16,575 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:12:16,575 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:12:16,575 INFO L87 Difference]: Start difference. First operand 9389 states and 12491 transitions. Second operand has 11 states, 11 states have (on average 24.727272727272727) internal successors, (272), 11 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:17,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:17,073 INFO L93 Difference]: Finished difference Result 14337 states and 19345 transitions. [2024-11-24 01:12:17,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:12:17,074 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.727272727272727) internal successors, (272), 11 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 279 [2024-11-24 01:12:17,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:17,082 INFO L225 Difference]: With dead ends: 14337 [2024-11-24 01:12:17,082 INFO L226 Difference]: Without dead ends: 9864 [2024-11-24 01:12:17,087 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:12:17,087 INFO L435 NwaCegarLoop]: 988 mSDtfsCounter, 1328 mSDsluCounter, 7811 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1330 SdHoareTripleChecker+Valid, 8799 SdHoareTripleChecker+Invalid, 359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:17,087 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1330 Valid, 8799 Invalid, 359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:12:17,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9864 states. [2024-11-24 01:12:17,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9864 to 9716. [2024-11-24 01:12:17,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9716 states, 9672 states have (on average 1.3239247311827957) internal successors, (12805), 9672 states have internal predecessors, (12805), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:17,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9716 states to 9716 states and 12889 transitions. [2024-11-24 01:12:17,188 INFO L78 Accepts]: Start accepts. Automaton has 9716 states and 12889 transitions. Word has length 279 [2024-11-24 01:12:17,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:17,188 INFO L471 AbstractCegarLoop]: Abstraction has 9716 states and 12889 transitions. [2024-11-24 01:12:17,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.727272727272727) internal successors, (272), 11 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:17,188 INFO L276 IsEmpty]: Start isEmpty. Operand 9716 states and 12889 transitions. [2024-11-24 01:12:17,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-24 01:12:17,193 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:17,193 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:17,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2024-11-24 01:12:17,193 INFO L396 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:17,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:17,193 INFO L85 PathProgramCache]: Analyzing trace with hash 56094007, now seen corresponding path program 1 times [2024-11-24 01:12:17,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:17,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684139170] [2024-11-24 01:12:17,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:17,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:17,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:18,842 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:18,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:18,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684139170] [2024-11-24 01:12:18,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684139170] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:18,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:18,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-24 01:12:18,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62117779] [2024-11-24 01:12:18,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:18,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 01:12:18,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:18,843 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 01:12:18,843 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:12:18,843 INFO L87 Difference]: Start difference. First operand 9716 states and 12889 transitions. Second operand has 14 states, 14 states have (on average 19.428571428571427) internal successors, (272), 14 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:19,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:19,544 INFO L93 Difference]: Finished difference Result 16779 states and 22573 transitions. [2024-11-24 01:12:19,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-24 01:12:19,545 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 19.428571428571427) internal successors, (272), 14 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 279 [2024-11-24 01:12:19,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:19,553 INFO L225 Difference]: With dead ends: 16779 [2024-11-24 01:12:19,553 INFO L226 Difference]: Without dead ends: 11465 [2024-11-24 01:12:19,557 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=374, Unknown=0, NotChecked=0, Total=462 [2024-11-24 01:12:19,557 INFO L435 NwaCegarLoop]: 948 mSDtfsCounter, 2466 mSDsluCounter, 10368 mSDsCounter, 0 mSdLazyCounter, 594 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2468 SdHoareTripleChecker+Valid, 11316 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:19,557 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2468 Valid, 11316 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 594 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:12:19,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11465 states. [2024-11-24 01:12:19,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11465 to 9665. [2024-11-24 01:12:19,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9665 states, 9621 states have (on average 1.324498492880158) internal successors, (12743), 9621 states have internal predecessors, (12743), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:19,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9665 states to 9665 states and 12827 transitions. [2024-11-24 01:12:19,651 INFO L78 Accepts]: Start accepts. Automaton has 9665 states and 12827 transitions. Word has length 279 [2024-11-24 01:12:19,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:19,651 INFO L471 AbstractCegarLoop]: Abstraction has 9665 states and 12827 transitions. [2024-11-24 01:12:19,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 19.428571428571427) internal successors, (272), 14 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:19,651 INFO L276 IsEmpty]: Start isEmpty. Operand 9665 states and 12827 transitions. [2024-11-24 01:12:19,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-24 01:12:19,655 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:19,655 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:19,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2024-11-24 01:12:19,655 INFO L396 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:19,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:19,656 INFO L85 PathProgramCache]: Analyzing trace with hash -261383761, now seen corresponding path program 1 times [2024-11-24 01:12:19,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:19,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215292121] [2024-11-24 01:12:19,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:19,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:20,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:21,629 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:21,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:21,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215292121] [2024-11-24 01:12:21,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215292121] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:21,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:21,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:12:21,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988303910] [2024-11-24 01:12:21,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:21,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:12:21,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:21,631 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:12:21,631 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:12:21,631 INFO L87 Difference]: Start difference. First operand 9665 states and 12827 transitions. Second operand has 8 states, 8 states have (on average 34.0) internal successors, (272), 8 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:22,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:22,336 INFO L93 Difference]: Finished difference Result 15355 states and 20952 transitions. [2024-11-24 01:12:22,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:12:22,337 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.0) internal successors, (272), 8 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 279 [2024-11-24 01:12:22,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:22,349 INFO L225 Difference]: With dead ends: 15355 [2024-11-24 01:12:22,350 INFO L226 Difference]: Without dead ends: 10995 [2024-11-24 01:12:22,355 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:12:22,356 INFO L435 NwaCegarLoop]: 908 mSDtfsCounter, 1019 mSDsluCounter, 5336 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1019 SdHoareTripleChecker+Valid, 6244 SdHoareTripleChecker+Invalid, 566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:22,356 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1019 Valid, 6244 Invalid, 566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:12:22,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10995 states. [2024-11-24 01:12:22,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10995 to 10735. [2024-11-24 01:12:22,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10735 states, 10691 states have (on average 1.3412215882518006) internal successors, (14339), 10691 states have internal predecessors, (14339), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:22,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10735 states to 10735 states and 14423 transitions. [2024-11-24 01:12:22,588 INFO L78 Accepts]: Start accepts. Automaton has 10735 states and 14423 transitions. Word has length 279 [2024-11-24 01:12:22,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:22,589 INFO L471 AbstractCegarLoop]: Abstraction has 10735 states and 14423 transitions. [2024-11-24 01:12:22,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.0) internal successors, (272), 8 states have internal predecessors, (272), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:22,589 INFO L276 IsEmpty]: Start isEmpty. Operand 10735 states and 14423 transitions. [2024-11-24 01:12:22,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:22,595 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:22,595 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:22,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2024-11-24 01:12:22,596 INFO L396 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:22,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:22,596 INFO L85 PathProgramCache]: Analyzing trace with hash 488823893, now seen corresponding path program 1 times [2024-11-24 01:12:22,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:22,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766109566] [2024-11-24 01:12:22,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:22,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:24,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:24,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:24,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766109566] [2024-11-24 01:12:24,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766109566] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:24,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:24,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-24 01:12:24,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321443764] [2024-11-24 01:12:24,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:24,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 01:12:24,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:24,211 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 01:12:24,211 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:12:24,211 INFO L87 Difference]: Start difference. First operand 10735 states and 14423 transitions. Second operand has 14 states, 14 states have (on average 19.5) internal successors, (273), 14 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:25,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:25,874 INFO L93 Difference]: Finished difference Result 40916 states and 55615 transitions. [2024-11-24 01:12:25,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-24 01:12:25,874 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 19.5) internal successors, (273), 14 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-24 01:12:25,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:25,897 INFO L225 Difference]: With dead ends: 40916 [2024-11-24 01:12:25,897 INFO L226 Difference]: Without dead ends: 33857 [2024-11-24 01:12:25,907 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=194, Invalid=676, Unknown=0, NotChecked=0, Total=870 [2024-11-24 01:12:25,907 INFO L435 NwaCegarLoop]: 3025 mSDtfsCounter, 10338 mSDsluCounter, 19304 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10338 SdHoareTripleChecker+Valid, 22329 SdHoareTripleChecker+Invalid, 1012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:25,907 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10338 Valid, 22329 Invalid, 1012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 01:12:25,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33857 states. [2024-11-24 01:12:26,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33857 to 10767. [2024-11-24 01:12:26,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10767 states, 10723 states have (on average 1.3415089060897136) internal successors, (14385), 10723 states have internal predecessors, (14385), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:26,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10767 states to 10767 states and 14469 transitions. [2024-11-24 01:12:26,133 INFO L78 Accepts]: Start accepts. Automaton has 10767 states and 14469 transitions. Word has length 280 [2024-11-24 01:12:26,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:26,134 INFO L471 AbstractCegarLoop]: Abstraction has 10767 states and 14469 transitions. [2024-11-24 01:12:26,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 19.5) internal successors, (273), 14 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:26,134 INFO L276 IsEmpty]: Start isEmpty. Operand 10767 states and 14469 transitions. [2024-11-24 01:12:26,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:26,139 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:26,139 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:26,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2024-11-24 01:12:26,139 INFO L396 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:26,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:26,140 INFO L85 PathProgramCache]: Analyzing trace with hash 503422638, now seen corresponding path program 1 times [2024-11-24 01:12:26,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:26,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276518165] [2024-11-24 01:12:26,140 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:26,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:27,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:27,424 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:27,424 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276518165] [2024-11-24 01:12:27,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276518165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:27,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:27,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:12:27,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755422933] [2024-11-24 01:12:27,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:27,425 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:12:27,425 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:27,425 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:12:27,425 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:12:27,425 INFO L87 Difference]: Start difference. First operand 10767 states and 14469 transitions. Second operand has 10 states, 10 states have (on average 27.3) internal successors, (273), 10 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:28,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:28,269 INFO L93 Difference]: Finished difference Result 23786 states and 32025 transitions. [2024-11-24 01:12:28,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:12:28,270 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.3) internal successors, (273), 10 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-24 01:12:28,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:28,285 INFO L225 Difference]: With dead ends: 23786 [2024-11-24 01:12:28,286 INFO L226 Difference]: Without dead ends: 16144 [2024-11-24 01:12:28,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2024-11-24 01:12:28,296 INFO L435 NwaCegarLoop]: 1591 mSDtfsCounter, 2384 mSDsluCounter, 9025 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2384 SdHoareTripleChecker+Valid, 10616 SdHoareTripleChecker+Invalid, 517 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:28,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2384 Valid, 10616 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:12:28,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16144 states. [2024-11-24 01:12:28,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16144 to 10783. [2024-11-24 01:12:28,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10783 states, 10739 states have (on average 1.34100009311854) internal successors, (14401), 10739 states have internal predecessors, (14401), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:28,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10783 states to 10783 states and 14485 transitions. [2024-11-24 01:12:28,436 INFO L78 Accepts]: Start accepts. Automaton has 10783 states and 14485 transitions. Word has length 280 [2024-11-24 01:12:28,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:28,436 INFO L471 AbstractCegarLoop]: Abstraction has 10783 states and 14485 transitions. [2024-11-24 01:12:28,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.3) internal successors, (273), 10 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:28,436 INFO L276 IsEmpty]: Start isEmpty. Operand 10783 states and 14485 transitions. [2024-11-24 01:12:28,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:28,441 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:28,441 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:28,441 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2024-11-24 01:12:28,441 INFO L396 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:28,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:28,442 INFO L85 PathProgramCache]: Analyzing trace with hash 656349525, now seen corresponding path program 1 times [2024-11-24 01:12:28,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:28,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350541360] [2024-11-24 01:12:28,442 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:28,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:29,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:29,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:29,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350541360] [2024-11-24 01:12:29,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350541360] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:29,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:29,270 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:12:29,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553350118] [2024-11-24 01:12:29,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:29,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:12:29,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:29,271 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:12:29,271 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:12:29,271 INFO L87 Difference]: Start difference. First operand 10783 states and 14485 transitions. Second operand has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:29,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:29,872 INFO L93 Difference]: Finished difference Result 17393 states and 23685 transitions. [2024-11-24 01:12:29,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:12:29,872 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 280 [2024-11-24 01:12:29,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:29,881 INFO L225 Difference]: With dead ends: 17393 [2024-11-24 01:12:29,881 INFO L226 Difference]: Without dead ends: 10935 [2024-11-24 01:12:29,886 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2024-11-24 01:12:29,886 INFO L435 NwaCegarLoop]: 927 mSDtfsCounter, 1603 mSDsluCounter, 6330 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1605 SdHoareTripleChecker+Valid, 7257 SdHoareTripleChecker+Invalid, 553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:29,886 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1605 Valid, 7257 Invalid, 553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:12:29,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10935 states. [2024-11-24 01:12:29,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10935 to 10897. [2024-11-24 01:12:29,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10897 states, 10853 states have (on average 1.3409195614115912) internal successors, (14553), 10853 states have internal predecessors, (14553), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:29,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10897 states to 10897 states and 14637 transitions. [2024-11-24 01:12:29,984 INFO L78 Accepts]: Start accepts. Automaton has 10897 states and 14637 transitions. Word has length 280 [2024-11-24 01:12:29,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:29,985 INFO L471 AbstractCegarLoop]: Abstraction has 10897 states and 14637 transitions. [2024-11-24 01:12:29,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:29,985 INFO L276 IsEmpty]: Start isEmpty. Operand 10897 states and 14637 transitions. [2024-11-24 01:12:29,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:29,989 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:29,989 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:29,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2024-11-24 01:12:29,989 INFO L396 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:29,989 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:29,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1626388652, now seen corresponding path program 1 times [2024-11-24 01:12:29,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:29,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138410428] [2024-11-24 01:12:29,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:29,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:30,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:30,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:30,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138410428] [2024-11-24 01:12:30,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138410428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:30,841 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:30,841 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:12:30,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808345795] [2024-11-24 01:12:30,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:30,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:12:30,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:30,842 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:12:30,842 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:12:30,842 INFO L87 Difference]: Start difference. First operand 10897 states and 14637 transitions. Second operand has 8 states, 8 states have (on average 34.125) internal successors, (273), 8 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:34,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:12:35,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:35,756 INFO L93 Difference]: Finished difference Result 16926 states and 23001 transitions. [2024-11-24 01:12:35,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:12:35,757 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.125) internal successors, (273), 8 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-24 01:12:35,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:35,768 INFO L225 Difference]: With dead ends: 16926 [2024-11-24 01:12:35,768 INFO L226 Difference]: Without dead ends: 11423 [2024-11-24 01:12:35,772 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:12:35,773 INFO L435 NwaCegarLoop]: 947 mSDtfsCounter, 1117 mSDsluCounter, 4715 mSDsCounter, 0 mSdLazyCounter, 262 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 5662 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 262 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:35,773 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1117 Valid, 5662 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 262 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-24 01:12:35,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11423 states. [2024-11-24 01:12:35,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11423 to 10947. [2024-11-24 01:12:35,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10947 states, 10903 states have (on average 1.3395395762634137) internal successors, (14605), 10903 states have internal predecessors, (14605), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:35,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10947 states to 10947 states and 14689 transitions. [2024-11-24 01:12:35,877 INFO L78 Accepts]: Start accepts. Automaton has 10947 states and 14689 transitions. Word has length 280 [2024-11-24 01:12:35,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:35,877 INFO L471 AbstractCegarLoop]: Abstraction has 10947 states and 14689 transitions. [2024-11-24 01:12:35,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.125) internal successors, (273), 8 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 10947 states and 14689 transitions. [2024-11-24 01:12:35,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:35,882 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:35,882 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:35,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2024-11-24 01:12:35,882 INFO L396 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:35,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:35,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1692101173, now seen corresponding path program 1 times [2024-11-24 01:12:35,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:35,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717084063] [2024-11-24 01:12:35,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:35,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:36,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:37,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:37,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:37,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717084063] [2024-11-24 01:12:37,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717084063] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:37,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:37,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:12:37,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490772237] [2024-11-24 01:12:37,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:37,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:12:37,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:37,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:12:37,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:12:37,613 INFO L87 Difference]: Start difference. First operand 10947 states and 14689 transitions. Second operand has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:40,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:40,024 INFO L93 Difference]: Finished difference Result 16296 states and 22189 transitions. [2024-11-24 01:12:40,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:12:40,024 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 280 [2024-11-24 01:12:40,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:40,033 INFO L225 Difference]: With dead ends: 16296 [2024-11-24 01:12:40,033 INFO L226 Difference]: Without dead ends: 11305 [2024-11-24 01:12:40,037 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2024-11-24 01:12:40,038 INFO L435 NwaCegarLoop]: 873 mSDtfsCounter, 1965 mSDsluCounter, 6938 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1967 SdHoareTripleChecker+Valid, 7811 SdHoareTripleChecker+Invalid, 979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:40,038 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1967 Valid, 7811 Invalid, 979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-24 01:12:40,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11305 states. [2024-11-24 01:12:40,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11305 to 10953. [2024-11-24 01:12:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10953 states, 10909 states have (on average 1.3400861673847282) internal successors, (14619), 10909 states have internal predecessors, (14619), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:40,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10953 states to 10953 states and 14703 transitions. [2024-11-24 01:12:40,145 INFO L78 Accepts]: Start accepts. Automaton has 10953 states and 14703 transitions. Word has length 280 [2024-11-24 01:12:40,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:40,145 INFO L471 AbstractCegarLoop]: Abstraction has 10953 states and 14703 transitions. [2024-11-24 01:12:40,145 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:40,145 INFO L276 IsEmpty]: Start isEmpty. Operand 10953 states and 14703 transitions. [2024-11-24 01:12:40,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:40,150 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:40,150 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:40,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2024-11-24 01:12:40,150 INFO L396 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:40,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:40,150 INFO L85 PathProgramCache]: Analyzing trace with hash 2098721666, now seen corresponding path program 1 times [2024-11-24 01:12:40,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:40,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808831976] [2024-11-24 01:12:40,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:40,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:41,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:41,909 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:41,909 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [808831976] [2024-11-24 01:12:41,909 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [808831976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:41,909 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:41,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:12:41,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143961348] [2024-11-24 01:12:41,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:41,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:12:41,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:41,910 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:12:41,910 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:12:41,910 INFO L87 Difference]: Start difference. First operand 10953 states and 14703 transitions. Second operand has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:44,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:44,280 INFO L93 Difference]: Finished difference Result 16098 states and 21949 transitions. [2024-11-24 01:12:44,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:12:44,280 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 280 [2024-11-24 01:12:44,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:44,288 INFO L225 Difference]: With dead ends: 16098 [2024-11-24 01:12:44,288 INFO L226 Difference]: Without dead ends: 11075 [2024-11-24 01:12:44,293 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=76, Invalid=344, Unknown=0, NotChecked=0, Total=420 [2024-11-24 01:12:44,293 INFO L435 NwaCegarLoop]: 873 mSDtfsCounter, 1972 mSDsluCounter, 6938 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1974 SdHoareTripleChecker+Valid, 7811 SdHoareTripleChecker+Invalid, 979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 974 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:44,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1974 Valid, 7811 Invalid, 979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-24 01:12:44,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11075 states. [2024-11-24 01:12:44,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11075 to 10915. [2024-11-24 01:12:44,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10915 states, 10871 states have (on average 1.340723024560758) internal successors, (14575), 10871 states have internal predecessors, (14575), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:44,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10915 states to 10915 states and 14659 transitions. [2024-11-24 01:12:44,395 INFO L78 Accepts]: Start accepts. Automaton has 10915 states and 14659 transitions. Word has length 280 [2024-11-24 01:12:44,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:44,395 INFO L471 AbstractCegarLoop]: Abstraction has 10915 states and 14659 transitions. [2024-11-24 01:12:44,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.75) internal successors, (273), 12 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:44,396 INFO L276 IsEmpty]: Start isEmpty. Operand 10915 states and 14659 transitions. [2024-11-24 01:12:44,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:44,400 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:44,400 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:44,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2024-11-24 01:12:44,400 INFO L396 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:44,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:44,401 INFO L85 PathProgramCache]: Analyzing trace with hash 530166049, now seen corresponding path program 1 times [2024-11-24 01:12:44,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:44,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1762723352] [2024-11-24 01:12:44,401 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:44,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:45,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:45,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:45,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1762723352] [2024-11-24 01:12:45,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1762723352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:45,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:45,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:12:45,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367664693] [2024-11-24 01:12:45,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:45,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:12:45,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:45,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:12:45,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:12:45,547 INFO L87 Difference]: Start difference. First operand 10915 states and 14659 transitions. Second operand has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:46,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:46,672 INFO L93 Difference]: Finished difference Result 18289 states and 24895 transitions. [2024-11-24 01:12:46,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:12:46,672 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-24 01:12:46,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:46,682 INFO L225 Difference]: With dead ends: 18289 [2024-11-24 01:12:46,682 INFO L226 Difference]: Without dead ends: 12739 [2024-11-24 01:12:46,687 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:12:46,687 INFO L435 NwaCegarLoop]: 940 mSDtfsCounter, 1333 mSDsluCounter, 7448 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 8388 SdHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:46,687 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1333 Valid, 8388 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 384 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:12:46,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12739 states. [2024-11-24 01:12:46,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12739 to 11465. [2024-11-24 01:12:46,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11465 states, 11421 states have (on average 1.3386743717712986) internal successors, (15289), 11421 states have internal predecessors, (15289), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:46,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11465 states to 11465 states and 15373 transitions. [2024-11-24 01:12:46,853 INFO L78 Accepts]: Start accepts. Automaton has 11465 states and 15373 transitions. Word has length 280 [2024-11-24 01:12:46,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:46,853 INFO L471 AbstractCegarLoop]: Abstraction has 11465 states and 15373 transitions. [2024-11-24 01:12:46,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:46,853 INFO L276 IsEmpty]: Start isEmpty. Operand 11465 states and 15373 transitions. [2024-11-24 01:12:46,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:46,858 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:46,858 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:46,858 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2024-11-24 01:12:46,858 INFO L396 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:46,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:46,858 INFO L85 PathProgramCache]: Analyzing trace with hash 936786542, now seen corresponding path program 1 times [2024-11-24 01:12:46,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:46,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577484826] [2024-11-24 01:12:46,859 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:46,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:47,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:47,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:47,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577484826] [2024-11-24 01:12:47,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577484826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:47,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:47,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:12:47,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231460796] [2024-11-24 01:12:47,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:47,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:12:47,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:47,620 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:12:47,620 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:12:47,620 INFO L87 Difference]: Start difference. First operand 11465 states and 15373 transitions. Second operand has 9 states, 9 states have (on average 30.333333333333332) internal successors, (273), 9 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:48,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:48,316 INFO L93 Difference]: Finished difference Result 18881 states and 25661 transitions. [2024-11-24 01:12:48,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:12:48,316 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.333333333333332) internal successors, (273), 9 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-24 01:12:48,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:48,326 INFO L225 Difference]: With dead ends: 18881 [2024-11-24 01:12:48,326 INFO L226 Difference]: Without dead ends: 12759 [2024-11-24 01:12:48,331 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:12:48,331 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 1144 mSDsluCounter, 5644 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1144 SdHoareTripleChecker+Valid, 6597 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:48,331 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1144 Valid, 6597 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:12:48,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12759 states. [2024-11-24 01:12:48,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12759 to 11495. [2024-11-24 01:12:48,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11495 states, 11451 states have (on average 1.3384857217710244) internal successors, (15327), 11451 states have internal predecessors, (15327), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11495 states to 11495 states and 15411 transitions. [2024-11-24 01:12:48,443 INFO L78 Accepts]: Start accepts. Automaton has 11495 states and 15411 transitions. Word has length 280 [2024-11-24 01:12:48,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:48,444 INFO L471 AbstractCegarLoop]: Abstraction has 11495 states and 15411 transitions. [2024-11-24 01:12:48,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.333333333333332) internal successors, (273), 9 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:48,444 INFO L276 IsEmpty]: Start isEmpty. Operand 11495 states and 15411 transitions. [2024-11-24 01:12:48,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:48,448 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:48,449 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:48,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2024-11-24 01:12:48,449 INFO L396 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:48,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:48,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1400392151, now seen corresponding path program 1 times [2024-11-24 01:12:48,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:48,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022524529] [2024-11-24 01:12:48,449 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:48,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:50,856 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:50,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:50,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022524529] [2024-11-24 01:12:50,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022524529] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:50,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:50,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-24 01:12:50,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318773068] [2024-11-24 01:12:50,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:50,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-24 01:12:50,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:50,857 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-24 01:12:50,857 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2024-11-24 01:12:50,857 INFO L87 Difference]: Start difference. First operand 11495 states and 15411 transitions. Second operand has 17 states, 17 states have (on average 16.058823529411764) internal successors, (273), 17 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:53,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:53,954 INFO L93 Difference]: Finished difference Result 19035 states and 25771 transitions. [2024-11-24 01:12:53,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-24 01:12:53,954 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 16.058823529411764) internal successors, (273), 17 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 280 [2024-11-24 01:12:53,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:53,963 INFO L225 Difference]: With dead ends: 19035 [2024-11-24 01:12:53,963 INFO L226 Difference]: Without dead ends: 12281 [2024-11-24 01:12:53,968 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2024-11-24 01:12:53,969 INFO L435 NwaCegarLoop]: 846 mSDtfsCounter, 1766 mSDsluCounter, 7192 mSDsCounter, 0 mSdLazyCounter, 1367 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 8038 SdHoareTripleChecker+Invalid, 1371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:53,969 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1769 Valid, 8038 Invalid, 1371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1367 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-24 01:12:53,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12281 states. [2024-11-24 01:12:54,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12281 to 11535. [2024-11-24 01:12:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11535 states, 11491 states have (on average 1.337307458010617) internal successors, (15367), 11491 states have internal predecessors, (15367), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:54,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11535 states to 11535 states and 15451 transitions. [2024-11-24 01:12:54,080 INFO L78 Accepts]: Start accepts. Automaton has 11535 states and 15451 transitions. Word has length 280 [2024-11-24 01:12:54,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:54,080 INFO L471 AbstractCegarLoop]: Abstraction has 11535 states and 15451 transitions. [2024-11-24 01:12:54,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 16.058823529411764) internal successors, (273), 17 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:12:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand 11535 states and 15451 transitions. [2024-11-24 01:12:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:54,085 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:54,085 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:54,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2024-11-24 01:12:54,085 INFO L396 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:54,085 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:54,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1773722505, now seen corresponding path program 1 times [2024-11-24 01:12:54,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:54,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717061946] [2024-11-24 01:12:54,085 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:54,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:55,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:55,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717061946] [2024-11-24 01:12:55,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717061946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:55,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:55,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:12:55,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728027537] [2024-11-24 01:12:55,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:55,023 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:12:55,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:55,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:12:55,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:12:55,024 INFO L87 Difference]: Start difference. First operand 11535 states and 15451 transitions. Second operand has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:56,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:56,347 INFO L93 Difference]: Finished difference Result 18729 states and 25413 transitions. [2024-11-24 01:12:56,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:12:56,348 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-24 01:12:56,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:56,361 INFO L225 Difference]: With dead ends: 18729 [2024-11-24 01:12:56,362 INFO L226 Difference]: Without dead ends: 12415 [2024-11-24 01:12:56,368 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=301, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:12:56,368 INFO L435 NwaCegarLoop]: 1028 mSDtfsCounter, 1011 mSDsluCounter, 8007 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1011 SdHoareTripleChecker+Valid, 9035 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:56,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1011 Valid, 9035 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-24 01:12:56,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12415 states. [2024-11-24 01:12:56,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12415 to 11499. [2024-11-24 01:12:56,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11499 states, 11455 states have (on average 1.3366215626364033) internal successors, (15311), 11455 states have internal predecessors, (15311), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11499 states to 11499 states and 15395 transitions. [2024-11-24 01:12:56,529 INFO L78 Accepts]: Start accepts. Automaton has 11499 states and 15395 transitions. Word has length 280 [2024-11-24 01:12:56,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:56,529 INFO L471 AbstractCegarLoop]: Abstraction has 11499 states and 15395 transitions. [2024-11-24 01:12:56,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 11499 states and 15395 transitions. [2024-11-24 01:12:56,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:56,534 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:56,534 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:56,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2024-11-24 01:12:56,534 INFO L396 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:56,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:56,534 INFO L85 PathProgramCache]: Analyzing trace with hash 2019317896, now seen corresponding path program 1 times [2024-11-24 01:12:56,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:56,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337650288] [2024-11-24 01:12:56,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:56,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:12:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:12:57,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:12:57,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337650288] [2024-11-24 01:12:57,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337650288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:12:57,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:12:57,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:12:57,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730468105] [2024-11-24 01:12:57,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:12:57,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:12:57,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:12:57,690 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:12:57,690 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:12:57,690 INFO L87 Difference]: Start difference. First operand 11499 states and 15395 transitions. Second operand has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:59,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:12:59,049 INFO L93 Difference]: Finished difference Result 18869 states and 25575 transitions. [2024-11-24 01:12:59,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:12:59,049 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 280 [2024-11-24 01:12:59,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:12:59,059 INFO L225 Difference]: With dead ends: 18869 [2024-11-24 01:12:59,059 INFO L226 Difference]: Without dead ends: 12491 [2024-11-24 01:12:59,064 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:12:59,064 INFO L435 NwaCegarLoop]: 1021 mSDtfsCounter, 993 mSDsluCounter, 7938 mSDsCounter, 0 mSdLazyCounter, 636 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 993 SdHoareTripleChecker+Valid, 8959 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:12:59,064 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [993 Valid, 8959 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 636 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-24 01:12:59,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12491 states. [2024-11-24 01:12:59,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12491 to 11575. [2024-11-24 01:12:59,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11575 states, 11531 states have (on average 1.3347498048738184) internal successors, (15391), 11531 states have internal predecessors, (15391), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2024-11-24 01:12:59,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11575 states to 11575 states and 15475 transitions. [2024-11-24 01:12:59,170 INFO L78 Accepts]: Start accepts. Automaton has 11575 states and 15475 transitions. Word has length 280 [2024-11-24 01:12:59,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:12:59,170 INFO L471 AbstractCegarLoop]: Abstraction has 11575 states and 15475 transitions. [2024-11-24 01:12:59,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:12:59,170 INFO L276 IsEmpty]: Start isEmpty. Operand 11575 states and 15475 transitions. [2024-11-24 01:12:59,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-24 01:12:59,174 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:12:59,175 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:12:59,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2024-11-24 01:12:59,175 INFO L396 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:12:59,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:12:59,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1767672037, now seen corresponding path program 1 times [2024-11-24 01:12:59,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:12:59,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213094888] [2024-11-24 01:12:59,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:12:59,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:12:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:00,511 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:00,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213094888] [2024-11-24 01:13:00,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [213094888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:00,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:00,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:13:00,512 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116782754] [2024-11-24 01:13:00,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:00,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:13:00,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:00,512 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:13:00,512 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:13:00,513 INFO L87 Difference]: Start difference. First operand 11575 states and 15475 transitions. Second operand has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:02,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:02,145 INFO L93 Difference]: Finished difference Result 17794 states and 23750 transitions. [2024-11-24 01:13:02,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:13:02,145 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 280 [2024-11-24 01:13:02,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:02,152 INFO L225 Difference]: With dead ends: 17794 [2024-11-24 01:13:02,152 INFO L226 Difference]: Without dead ends: 7341 [2024-11-24 01:13:02,157 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:13:02,158 INFO L435 NwaCegarLoop]: 890 mSDtfsCounter, 2398 mSDsluCounter, 5618 mSDsCounter, 0 mSdLazyCounter, 795 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2398 SdHoareTripleChecker+Valid, 6508 SdHoareTripleChecker+Invalid, 799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:02,158 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2398 Valid, 6508 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 795 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-24 01:13:02,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7341 states. [2024-11-24 01:13:02,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7341 to 7341. [2024-11-24 01:13:02,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7341 states, 7303 states have (on average 1.3256196083801177) internal successors, (9681), 7303 states have internal predecessors, (9681), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:13:02,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7341 states to 7341 states and 9753 transitions. [2024-11-24 01:13:02,234 INFO L78 Accepts]: Start accepts. Automaton has 7341 states and 9753 transitions. Word has length 280 [2024-11-24 01:13:02,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:02,234 INFO L471 AbstractCegarLoop]: Abstraction has 7341 states and 9753 transitions. [2024-11-24 01:13:02,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.818181818181817) internal successors, (273), 11 states have internal predecessors, (273), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:02,235 INFO L276 IsEmpty]: Start isEmpty. Operand 7341 states and 9753 transitions. [2024-11-24 01:13:02,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-24 01:13:02,238 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:02,238 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:02,238 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2024-11-24 01:13:02,238 INFO L396 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:02,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:02,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1918364423, now seen corresponding path program 1 times [2024-11-24 01:13:02,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:02,239 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321001386] [2024-11-24 01:13:02,239 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:02,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:02,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:03,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:03,408 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:03,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321001386] [2024-11-24 01:13:03,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321001386] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:03,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:03,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:13:03,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461842204] [2024-11-24 01:13:03,409 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:03,409 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:13:03,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:03,410 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:13:03,410 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:13:03,410 INFO L87 Difference]: Start difference. First operand 7341 states and 9753 transitions. Second operand has 12 states, 12 states have (on average 22.833333333333332) internal successors, (274), 12 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:04,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:04,792 INFO L93 Difference]: Finished difference Result 17639 states and 23969 transitions. [2024-11-24 01:13:04,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-24 01:13:04,792 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.833333333333332) internal successors, (274), 12 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-24 01:13:04,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:04,803 INFO L225 Difference]: With dead ends: 17639 [2024-11-24 01:13:04,803 INFO L226 Difference]: Without dead ends: 14569 [2024-11-24 01:13:04,808 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=141, Invalid=459, Unknown=0, NotChecked=0, Total=600 [2024-11-24 01:13:04,808 INFO L435 NwaCegarLoop]: 1253 mSDtfsCounter, 3933 mSDsluCounter, 9994 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3935 SdHoareTripleChecker+Valid, 11247 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:04,808 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3935 Valid, 11247 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 599 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-24 01:13:04,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14569 states. [2024-11-24 01:13:04,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14569 to 10689. [2024-11-24 01:13:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10689 states, 10642 states have (on average 1.3395038526592746) internal successors, (14255), 10642 states have internal predecessors, (14255), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:13:04,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10689 states to 10689 states and 14345 transitions. [2024-11-24 01:13:04,968 INFO L78 Accepts]: Start accepts. Automaton has 10689 states and 14345 transitions. Word has length 281 [2024-11-24 01:13:04,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:04,969 INFO L471 AbstractCegarLoop]: Abstraction has 10689 states and 14345 transitions. [2024-11-24 01:13:04,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.833333333333332) internal successors, (274), 12 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:04,969 INFO L276 IsEmpty]: Start isEmpty. Operand 10689 states and 14345 transitions. [2024-11-24 01:13:04,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-24 01:13:04,972 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:04,972 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:04,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2024-11-24 01:13:04,972 INFO L396 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:04,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:04,973 INFO L85 PathProgramCache]: Analyzing trace with hash -828153168, now seen corresponding path program 1 times [2024-11-24 01:13:04,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:04,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886848856] [2024-11-24 01:13:04,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:04,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:05,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:05,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:05,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:05,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886848856] [2024-11-24 01:13:05,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886848856] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:05,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:05,702 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:13:05,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711346337] [2024-11-24 01:13:05,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:05,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:13:05,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:05,702 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:13:05,702 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:13:05,703 INFO L87 Difference]: Start difference. First operand 10689 states and 14345 transitions. Second operand has 9 states, 9 states have (on average 30.444444444444443) internal successors, (274), 9 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:06,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:06,210 INFO L93 Difference]: Finished difference Result 16825 states and 22945 transitions. [2024-11-24 01:13:06,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:13:06,210 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.444444444444443) internal successors, (274), 9 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-24 01:13:06,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:06,218 INFO L225 Difference]: With dead ends: 16825 [2024-11-24 01:13:06,218 INFO L226 Difference]: Without dead ends: 10994 [2024-11-24 01:13:06,223 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:13:06,223 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 1288 mSDsluCounter, 5703 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 6656 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:06,223 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1290 Valid, 6656 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 01:13:06,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10994 states. [2024-11-24 01:13:06,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10994 to 10970. [2024-11-24 01:13:06,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10970 states, 10923 states have (on average 1.3355305319051543) internal successors, (14588), 10923 states have internal predecessors, (14588), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:13:06,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10970 states to 10970 states and 14678 transitions. [2024-11-24 01:13:06,356 INFO L78 Accepts]: Start accepts. Automaton has 10970 states and 14678 transitions. Word has length 281 [2024-11-24 01:13:06,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:06,357 INFO L471 AbstractCegarLoop]: Abstraction has 10970 states and 14678 transitions. [2024-11-24 01:13:06,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.444444444444443) internal successors, (274), 9 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:06,357 INFO L276 IsEmpty]: Start isEmpty. Operand 10970 states and 14678 transitions. [2024-11-24 01:13:06,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-24 01:13:06,361 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:06,361 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:06,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2024-11-24 01:13:06,361 INFO L396 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:06,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:06,361 INFO L85 PathProgramCache]: Analyzing trace with hash -1332693521, now seen corresponding path program 1 times [2024-11-24 01:13:06,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:06,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398885460] [2024-11-24 01:13:06,362 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:06,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:07,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:07,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:07,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398885460] [2024-11-24 01:13:07,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398885460] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:07,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:07,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:13:07,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788049091] [2024-11-24 01:13:07,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:07,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:13:07,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:07,413 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:13:07,414 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:13:07,414 INFO L87 Difference]: Start difference. First operand 10970 states and 14678 transitions. Second operand has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:08,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:08,368 INFO L93 Difference]: Finished difference Result 16982 states and 23128 transitions. [2024-11-24 01:13:08,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:13:08,368 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-24 01:13:08,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:08,376 INFO L225 Difference]: With dead ends: 16982 [2024-11-24 01:13:08,376 INFO L226 Difference]: Without dead ends: 10977 [2024-11-24 01:13:08,380 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2024-11-24 01:13:08,381 INFO L435 NwaCegarLoop]: 939 mSDtfsCounter, 1723 mSDsluCounter, 6552 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1725 SdHoareTripleChecker+Valid, 7491 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:08,381 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1725 Valid, 7491 Invalid, 336 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:13:08,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10977 states. [2024-11-24 01:13:08,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10977 to 10652. [2024-11-24 01:13:08,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10652 states, 10605 states have (on average 1.338896746817539) internal successors, (14199), 10605 states have internal predecessors, (14199), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:13:08,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10652 states to 10652 states and 14289 transitions. [2024-11-24 01:13:08,519 INFO L78 Accepts]: Start accepts. Automaton has 10652 states and 14289 transitions. Word has length 281 [2024-11-24 01:13:08,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:08,520 INFO L471 AbstractCegarLoop]: Abstraction has 10652 states and 14289 transitions. [2024-11-24 01:13:08,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:08,520 INFO L276 IsEmpty]: Start isEmpty. Operand 10652 states and 14289 transitions. [2024-11-24 01:13:08,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-24 01:13:08,523 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:08,524 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:08,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2024-11-24 01:13:08,524 INFO L396 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:08,524 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:08,524 INFO L85 PathProgramCache]: Analyzing trace with hash -382014258, now seen corresponding path program 1 times [2024-11-24 01:13:08,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:08,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509607526] [2024-11-24 01:13:08,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:08,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:09,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:09,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509607526] [2024-11-24 01:13:09,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509607526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:09,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:09,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:13:09,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971566964] [2024-11-24 01:13:09,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:09,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:13:09,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:09,767 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:13:09,767 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:13:09,767 INFO L87 Difference]: Start difference. First operand 10652 states and 14289 transitions. Second operand has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:10,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:10,677 INFO L93 Difference]: Finished difference Result 21468 states and 29049 transitions. [2024-11-24 01:13:10,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:13:10,677 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 281 [2024-11-24 01:13:10,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:10,687 INFO L225 Difference]: With dead ends: 21468 [2024-11-24 01:13:10,688 INFO L226 Difference]: Without dead ends: 13968 [2024-11-24 01:13:10,693 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:13:10,693 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1767 mSDsluCounter, 7586 mSDsCounter, 0 mSdLazyCounter, 408 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 8537 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 408 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:10,693 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1769 Valid, 8537 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 408 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:13:10,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13968 states. [2024-11-24 01:13:10,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13968 to 10657. [2024-11-24 01:13:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10657 states, 10610 states have (on average 1.3385485391140433) internal successors, (14202), 10610 states have internal predecessors, (14202), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:13:10,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10657 states to 10657 states and 14292 transitions. [2024-11-24 01:13:10,806 INFO L78 Accepts]: Start accepts. Automaton has 10657 states and 14292 transitions. Word has length 281 [2024-11-24 01:13:10,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:10,806 INFO L471 AbstractCegarLoop]: Abstraction has 10657 states and 14292 transitions. [2024-11-24 01:13:10,806 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 24.90909090909091) internal successors, (274), 11 states have internal predecessors, (274), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:10,806 INFO L276 IsEmpty]: Start isEmpty. Operand 10657 states and 14292 transitions. [2024-11-24 01:13:10,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-24 01:13:10,810 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:10,810 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:10,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2024-11-24 01:13:10,810 INFO L396 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:10,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:10,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1923800012, now seen corresponding path program 1 times [2024-11-24 01:13:10,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:10,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542818014] [2024-11-24 01:13:10,811 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:10,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:11,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:12,474 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:12,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:12,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542818014] [2024-11-24 01:13:12,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542818014] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:12,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:12,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:13:12,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658621387] [2024-11-24 01:13:12,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:12,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:13:12,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:12,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:13:12,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:13:12,475 INFO L87 Difference]: Start difference. First operand 10657 states and 14292 transitions. Second operand has 12 states, 12 states have (on average 22.916666666666668) internal successors, (275), 12 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:13,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:13,323 INFO L93 Difference]: Finished difference Result 16913 states and 23046 transitions. [2024-11-24 01:13:13,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:13:13,324 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 22.916666666666668) internal successors, (275), 12 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 282 [2024-11-24 01:13:13,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:13,332 INFO L225 Difference]: With dead ends: 16913 [2024-11-24 01:13:13,332 INFO L226 Difference]: Without dead ends: 10657 [2024-11-24 01:13:13,336 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:13:13,337 INFO L435 NwaCegarLoop]: 952 mSDtfsCounter, 1138 mSDsluCounter, 8501 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 9453 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:13,337 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1140 Valid, 9453 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:13:13,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10657 states. [2024-11-24 01:13:13,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10657 to 10657. [2024-11-24 01:13:13,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10657 states, 10610 states have (on average 1.3382657869934025) internal successors, (14199), 10610 states have internal predecessors, (14199), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:13:13,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10657 states to 10657 states and 14289 transitions. [2024-11-24 01:13:13,464 INFO L78 Accepts]: Start accepts. Automaton has 10657 states and 14289 transitions. Word has length 282 [2024-11-24 01:13:13,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:13,464 INFO L471 AbstractCegarLoop]: Abstraction has 10657 states and 14289 transitions. [2024-11-24 01:13:13,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 22.916666666666668) internal successors, (275), 12 states have internal predecessors, (275), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:13,465 INFO L276 IsEmpty]: Start isEmpty. Operand 10657 states and 14289 transitions. [2024-11-24 01:13:13,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-24 01:13:13,468 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:13,469 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:13,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2024-11-24 01:13:13,469 INFO L396 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:13,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:13,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1781051297, now seen corresponding path program 1 times [2024-11-24 01:13:13,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:13,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444277291] [2024-11-24 01:13:13,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:13,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:14,566 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:14,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:14,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444277291] [2024-11-24 01:13:14,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444277291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:14,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:14,566 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:13:14,566 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183818088] [2024-11-24 01:13:14,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:14,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:13:14,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:14,567 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:13:14,567 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:13:14,567 INFO L87 Difference]: Start difference. First operand 10657 states and 14289 transitions. Second operand has 11 states, 11 states have (on average 25.0) internal successors, (275), 11 states have internal predecessors, (275), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:16,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:16,241 INFO L93 Difference]: Finished difference Result 16933 states and 23054 transitions. [2024-11-24 01:13:16,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:13:16,242 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.0) internal successors, (275), 11 states have internal predecessors, (275), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 282 [2024-11-24 01:13:16,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:16,250 INFO L225 Difference]: With dead ends: 16933 [2024-11-24 01:13:16,250 INFO L226 Difference]: Without dead ends: 10684 [2024-11-24 01:13:16,255 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:13:16,255 INFO L435 NwaCegarLoop]: 877 mSDtfsCounter, 1664 mSDsluCounter, 6940 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1666 SdHoareTripleChecker+Valid, 7817 SdHoareTripleChecker+Invalid, 919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:16,255 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1666 Valid, 7817 Invalid, 919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-24 01:13:16,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10684 states. [2024-11-24 01:13:16,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10684 to 10665. [2024-11-24 01:13:16,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10665 states, 10618 states have (on average 1.3380109248446035) internal successors, (14207), 10618 states have internal predecessors, (14207), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:13:16,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10665 states to 10665 states and 14297 transitions. [2024-11-24 01:13:16,360 INFO L78 Accepts]: Start accepts. Automaton has 10665 states and 14297 transitions. Word has length 282 [2024-11-24 01:13:16,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:16,360 INFO L471 AbstractCegarLoop]: Abstraction has 10665 states and 14297 transitions. [2024-11-24 01:13:16,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.0) internal successors, (275), 11 states have internal predecessors, (275), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:16,360 INFO L276 IsEmpty]: Start isEmpty. Operand 10665 states and 14297 transitions. [2024-11-24 01:13:16,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-24 01:13:16,364 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:16,364 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:16,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2024-11-24 01:13:16,364 INFO L396 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:16,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:16,365 INFO L85 PathProgramCache]: Analyzing trace with hash -2094415993, now seen corresponding path program 1 times [2024-11-24 01:13:16,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:16,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998291425] [2024-11-24 01:13:16,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:16,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:17,878 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:17,878 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998291425] [2024-11-24 01:13:17,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998291425] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:17,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:17,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:13:17,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788361255] [2024-11-24 01:13:17,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:17,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:13:17,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:17,879 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:13:17,879 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:13:17,879 INFO L87 Difference]: Start difference. First operand 10665 states and 14297 transitions. Second operand has 10 states, 10 states have (on average 27.6) internal successors, (276), 10 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:18,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:18,722 INFO L93 Difference]: Finished difference Result 20345 states and 27589 transitions. [2024-11-24 01:13:18,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:13:18,723 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.6) internal successors, (276), 10 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 283 [2024-11-24 01:13:18,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:18,733 INFO L225 Difference]: With dead ends: 20345 [2024-11-24 01:13:18,733 INFO L226 Difference]: Without dead ends: 13967 [2024-11-24 01:13:18,738 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-24 01:13:18,738 INFO L435 NwaCegarLoop]: 954 mSDtfsCounter, 2409 mSDsluCounter, 6635 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2411 SdHoareTripleChecker+Valid, 7589 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:18,738 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2411 Valid, 7589 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:13:18,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13967 states. [2024-11-24 01:13:18,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13967 to 10653. [2024-11-24 01:13:18,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10653 states, 10606 states have (on average 1.338016217235527) internal successors, (14191), 10606 states have internal predecessors, (14191), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:13:18,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10653 states to 10653 states and 14281 transitions. [2024-11-24 01:13:18,849 INFO L78 Accepts]: Start accepts. Automaton has 10653 states and 14281 transitions. Word has length 283 [2024-11-24 01:13:18,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:18,849 INFO L471 AbstractCegarLoop]: Abstraction has 10653 states and 14281 transitions. [2024-11-24 01:13:18,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.6) internal successors, (276), 10 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:18,849 INFO L276 IsEmpty]: Start isEmpty. Operand 10653 states and 14281 transitions. [2024-11-24 01:13:18,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-24 01:13:18,853 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:18,853 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:18,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2024-11-24 01:13:18,853 INFO L396 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:18,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:18,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1684409664, now seen corresponding path program 1 times [2024-11-24 01:13:18,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:18,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2099052927] [2024-11-24 01:13:18,853 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:18,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:20,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:20,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:20,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2099052927] [2024-11-24 01:13:20,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2099052927] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:20,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:20,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:13:20,066 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122599096] [2024-11-24 01:13:20,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:20,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:13:20,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:20,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:13:20,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:13:20,067 INFO L87 Difference]: Start difference. First operand 10653 states and 14281 transitions. Second operand has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:20,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:20,924 INFO L93 Difference]: Finished difference Result 16982 states and 23112 transitions. [2024-11-24 01:13:20,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:13:20,925 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 283 [2024-11-24 01:13:20,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:20,933 INFO L225 Difference]: With dead ends: 16982 [2024-11-24 01:13:20,933 INFO L226 Difference]: Without dead ends: 11044 [2024-11-24 01:13:20,937 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:13:20,937 INFO L435 NwaCegarLoop]: 945 mSDtfsCounter, 1859 mSDsluCounter, 7653 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1861 SdHoareTripleChecker+Valid, 8598 SdHoareTripleChecker+Invalid, 375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:20,938 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1861 Valid, 8598 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:13:20,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11044 states. [2024-11-24 01:13:21,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11044 to 10932. [2024-11-24 01:13:21,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10932 states, 10885 states have (on average 1.3347726228755168) internal successors, (14529), 10885 states have internal predecessors, (14529), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:13:21,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10932 states to 10932 states and 14619 transitions. [2024-11-24 01:13:21,061 INFO L78 Accepts]: Start accepts. Automaton has 10932 states and 14619 transitions. Word has length 283 [2024-11-24 01:13:21,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:21,061 INFO L471 AbstractCegarLoop]: Abstraction has 10932 states and 14619 transitions. [2024-11-24 01:13:21,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:21,061 INFO L276 IsEmpty]: Start isEmpty. Operand 10932 states and 14619 transitions. [2024-11-24 01:13:21,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-24 01:13:21,067 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:21,067 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:21,067 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2024-11-24 01:13:21,068 INFO L396 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:21,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:21,068 INFO L85 PathProgramCache]: Analyzing trace with hash -1228669432, now seen corresponding path program 1 times [2024-11-24 01:13:21,068 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:21,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146877584] [2024-11-24 01:13:21,068 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:21,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:21,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:21,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146877584] [2024-11-24 01:13:21,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146877584] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:21,492 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:21,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:13:21,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489455027] [2024-11-24 01:13:21,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:21,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:13:21,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:21,493 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:13:21,493 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:13:21,493 INFO L87 Difference]: Start difference. First operand 10932 states and 14619 transitions. Second operand has 5 states, 5 states have (on average 55.2) internal successors, (276), 5 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:21,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:21,640 INFO L93 Difference]: Finished difference Result 19696 states and 26417 transitions. [2024-11-24 01:13:21,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:13:21,641 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 55.2) internal successors, (276), 5 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 283 [2024-11-24 01:13:21,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:21,649 INFO L225 Difference]: With dead ends: 19696 [2024-11-24 01:13:21,649 INFO L226 Difference]: Without dead ends: 10952 [2024-11-24 01:13:21,654 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:13:21,655 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 2 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3886 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:21,655 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3886 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:13:21,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10952 states. [2024-11-24 01:13:21,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10952 to 10942. [2024-11-24 01:13:21,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10942 states, 10895 states have (on average 1.3344653510784763) internal successors, (14539), 10895 states have internal predecessors, (14539), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:13:21,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10942 states to 10942 states and 14629 transitions. [2024-11-24 01:13:21,769 INFO L78 Accepts]: Start accepts. Automaton has 10942 states and 14629 transitions. Word has length 283 [2024-11-24 01:13:21,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:21,769 INFO L471 AbstractCegarLoop]: Abstraction has 10942 states and 14629 transitions. [2024-11-24 01:13:21,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.2) internal successors, (276), 5 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:21,769 INFO L276 IsEmpty]: Start isEmpty. Operand 10942 states and 14629 transitions. [2024-11-24 01:13:21,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-24 01:13:21,773 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:21,773 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:21,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2024-11-24 01:13:21,773 INFO L396 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:21,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:21,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1067289692, now seen corresponding path program 1 times [2024-11-24 01:13:21,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:21,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40680267] [2024-11-24 01:13:21,773 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:21,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:22,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:23,258 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:23,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:23,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40680267] [2024-11-24 01:13:23,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40680267] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:23,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:23,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-24 01:13:23,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1700292196] [2024-11-24 01:13:23,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:23,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 01:13:23,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:23,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 01:13:23,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:13:23,259 INFO L87 Difference]: Start difference. First operand 10942 states and 14629 transitions. Second operand has 14 states, 14 states have (on average 19.714285714285715) internal successors, (276), 14 states have internal predecessors, (276), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:26,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:26,526 INFO L93 Difference]: Finished difference Result 24278 states and 32959 transitions. [2024-11-24 01:13:26,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-24 01:13:26,527 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 19.714285714285715) internal successors, (276), 14 states have internal predecessors, (276), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 283 [2024-11-24 01:13:26,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:26,545 INFO L225 Difference]: With dead ends: 24278 [2024-11-24 01:13:26,545 INFO L226 Difference]: Without dead ends: 17587 [2024-11-24 01:13:26,553 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=189, Invalid=741, Unknown=0, NotChecked=0, Total=930 [2024-11-24 01:13:26,553 INFO L435 NwaCegarLoop]: 1713 mSDtfsCounter, 2630 mSDsluCounter, 15009 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2630 SdHoareTripleChecker+Valid, 16722 SdHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:26,553 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2630 Valid, 16722 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-24 01:13:26,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17587 states. [2024-11-24 01:13:26,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17587 to 17369. [2024-11-24 01:13:26,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17369 states, 17310 states have (on average 1.3451761987290582) internal successors, (23285), 17310 states have internal predecessors, (23285), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:26,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17369 states to 17369 states and 23399 transitions. [2024-11-24 01:13:26,782 INFO L78 Accepts]: Start accepts. Automaton has 17369 states and 23399 transitions. Word has length 283 [2024-11-24 01:13:26,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:26,782 INFO L471 AbstractCegarLoop]: Abstraction has 17369 states and 23399 transitions. [2024-11-24 01:13:26,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 19.714285714285715) internal successors, (276), 14 states have internal predecessors, (276), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 17369 states and 23399 transitions. [2024-11-24 01:13:26,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-24 01:13:26,787 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:26,787 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:26,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2024-11-24 01:13:26,787 INFO L396 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:26,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:26,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1247195642, now seen corresponding path program 1 times [2024-11-24 01:13:26,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:26,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718534758] [2024-11-24 01:13:26,788 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:26,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:27,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:27,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:27,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718534758] [2024-11-24 01:13:27,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718534758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:27,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:27,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-24 01:13:27,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895037787] [2024-11-24 01:13:27,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:27,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:13:27,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:27,641 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:13:27,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:13:27,641 INFO L87 Difference]: Start difference. First operand 17369 states and 23399 transitions. Second operand has 9 states, 9 states have (on average 30.666666666666668) internal successors, (276), 9 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:28,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:28,246 INFO L93 Difference]: Finished difference Result 30192 states and 41179 transitions. [2024-11-24 01:13:28,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:13:28,247 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 30.666666666666668) internal successors, (276), 9 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 283 [2024-11-24 01:13:28,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:28,261 INFO L225 Difference]: With dead ends: 30192 [2024-11-24 01:13:28,261 INFO L226 Difference]: Without dead ends: 19369 [2024-11-24 01:13:28,269 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:13:28,270 INFO L435 NwaCegarLoop]: 952 mSDtfsCounter, 1128 mSDsluCounter, 5638 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1128 SdHoareTripleChecker+Valid, 6590 SdHoareTripleChecker+Invalid, 230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:28,270 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1128 Valid, 6590 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:13:28,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19369 states. [2024-11-24 01:13:28,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19369 to 17416. [2024-11-24 01:13:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17416 states, 17357 states have (on average 1.3464308348216858) internal successors, (23370), 17357 states have internal predecessors, (23370), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17416 states to 17416 states and 23484 transitions. [2024-11-24 01:13:28,447 INFO L78 Accepts]: Start accepts. Automaton has 17416 states and 23484 transitions. Word has length 283 [2024-11-24 01:13:28,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:28,447 INFO L471 AbstractCegarLoop]: Abstraction has 17416 states and 23484 transitions. [2024-11-24 01:13:28,447 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 30.666666666666668) internal successors, (276), 9 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:28,447 INFO L276 IsEmpty]: Start isEmpty. Operand 17416 states and 23484 transitions. [2024-11-24 01:13:28,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-24 01:13:28,452 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:28,452 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:28,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2024-11-24 01:13:28,452 INFO L396 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:28,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:28,452 INFO L85 PathProgramCache]: Analyzing trace with hash 179950851, now seen corresponding path program 1 times [2024-11-24 01:13:28,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:28,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455624795] [2024-11-24 01:13:28,453 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:28,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:29,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:29,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:29,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455624795] [2024-11-24 01:13:29,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455624795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:29,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:29,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:13:29,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285044555] [2024-11-24 01:13:29,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:29,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:13:29,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:29,288 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:13:29,288 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:13:29,288 INFO L87 Difference]: Start difference. First operand 17416 states and 23484 transitions. Second operand has 8 states, 8 states have (on average 34.5) internal successors, (276), 8 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:33,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 01:13:34,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:34,319 INFO L93 Difference]: Finished difference Result 30812 states and 42034 transitions. [2024-11-24 01:13:34,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:13:34,319 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.5) internal successors, (276), 8 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 283 [2024-11-24 01:13:34,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:34,333 INFO L225 Difference]: With dead ends: 30812 [2024-11-24 01:13:34,333 INFO L226 Difference]: Without dead ends: 19094 [2024-11-24 01:13:34,341 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:13:34,342 INFO L435 NwaCegarLoop]: 939 mSDtfsCounter, 1111 mSDsluCounter, 4678 mSDsCounter, 0 mSdLazyCounter, 291 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 5617 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 291 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:34,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1111 Valid, 5617 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 291 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-24 01:13:34,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19094 states. [2024-11-24 01:13:34,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19094 to 17644. [2024-11-24 01:13:34,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17644 states, 17585 states have (on average 1.3464884845038385) internal successors, (23678), 17585 states have internal predecessors, (23678), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:34,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17644 states to 17644 states and 23792 transitions. [2024-11-24 01:13:34,512 INFO L78 Accepts]: Start accepts. Automaton has 17644 states and 23792 transitions. Word has length 283 [2024-11-24 01:13:34,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:34,512 INFO L471 AbstractCegarLoop]: Abstraction has 17644 states and 23792 transitions. [2024-11-24 01:13:34,512 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.5) internal successors, (276), 8 states have internal predecessors, (276), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:34,512 INFO L276 IsEmpty]: Start isEmpty. Operand 17644 states and 23792 transitions. [2024-11-24 01:13:34,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-24 01:13:34,517 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:34,517 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:34,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2024-11-24 01:13:34,517 INFO L396 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:34,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:34,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1502990105, now seen corresponding path program 1 times [2024-11-24 01:13:34,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:34,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369554852] [2024-11-24 01:13:34,518 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:34,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:36,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:36,316 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:36,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369554852] [2024-11-24 01:13:36,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369554852] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:36,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:36,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:13:36,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762324624] [2024-11-24 01:13:36,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:36,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:13:36,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:36,317 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:13:36,317 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:13:36,317 INFO L87 Difference]: Start difference. First operand 17644 states and 23792 transitions. Second operand has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:38,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:38,918 INFO L93 Difference]: Finished difference Result 31968 states and 43327 transitions. [2024-11-24 01:13:38,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:13:38,919 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 283 [2024-11-24 01:13:38,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:38,938 INFO L225 Difference]: With dead ends: 31968 [2024-11-24 01:13:38,939 INFO L226 Difference]: Without dead ends: 17602 [2024-11-24 01:13:38,951 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2024-11-24 01:13:38,951 INFO L435 NwaCegarLoop]: 893 mSDtfsCounter, 2488 mSDsluCounter, 6483 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2488 SdHoareTripleChecker+Valid, 7376 SdHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:38,951 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2488 Valid, 7376 Invalid, 782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-24 01:13:38,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17602 states. [2024-11-24 01:13:39,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17602 to 17602. [2024-11-24 01:13:39,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17602 states, 17543 states have (on average 1.3465199794789944) internal successors, (23622), 17543 states have internal predecessors, (23622), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:39,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17602 states to 17602 states and 23736 transitions. [2024-11-24 01:13:39,199 INFO L78 Accepts]: Start accepts. Automaton has 17602 states and 23736 transitions. Word has length 283 [2024-11-24 01:13:39,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:39,199 INFO L471 AbstractCegarLoop]: Abstraction has 17602 states and 23736 transitions. [2024-11-24 01:13:39,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.0) internal successors, (276), 12 states have internal predecessors, (276), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:39,200 INFO L276 IsEmpty]: Start isEmpty. Operand 17602 states and 23736 transitions. [2024-11-24 01:13:39,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:13:39,206 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:39,206 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:39,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2024-11-24 01:13:39,206 INFO L396 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:39,206 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:39,206 INFO L85 PathProgramCache]: Analyzing trace with hash -79980253, now seen corresponding path program 1 times [2024-11-24 01:13:39,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:39,206 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276981274] [2024-11-24 01:13:39,207 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:39,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:40,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:40,806 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:40,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276981274] [2024-11-24 01:13:40,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276981274] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:40,807 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:40,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:13:40,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115766869] [2024-11-24 01:13:40,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:40,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:13:40,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:40,807 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:13:40,808 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:13:40,808 INFO L87 Difference]: Start difference. First operand 17602 states and 23736 transitions. Second operand has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:41,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:41,846 INFO L93 Difference]: Finished difference Result 26631 states and 36163 transitions. [2024-11-24 01:13:41,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:13:41,846 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:13:41,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:41,861 INFO L225 Difference]: With dead ends: 26631 [2024-11-24 01:13:41,861 INFO L226 Difference]: Without dead ends: 21052 [2024-11-24 01:13:41,868 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-24 01:13:41,868 INFO L435 NwaCegarLoop]: 957 mSDtfsCounter, 2408 mSDsluCounter, 6647 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2410 SdHoareTripleChecker+Valid, 7604 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:41,868 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2410 Valid, 7604 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:13:41,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21052 states. [2024-11-24 01:13:42,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21052 to 17626. [2024-11-24 01:13:42,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17626 states, 17567 states have (on average 1.3461604144133887) internal successors, (23648), 17567 states have internal predecessors, (23648), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:42,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17626 states to 17626 states and 23762 transitions. [2024-11-24 01:13:42,103 INFO L78 Accepts]: Start accepts. Automaton has 17626 states and 23762 transitions. Word has length 284 [2024-11-24 01:13:42,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:42,104 INFO L471 AbstractCegarLoop]: Abstraction has 17626 states and 23762 transitions. [2024-11-24 01:13:42,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:42,104 INFO L276 IsEmpty]: Start isEmpty. Operand 17626 states and 23762 transitions. [2024-11-24 01:13:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:13:42,111 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:42,111 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:42,112 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2024-11-24 01:13:42,112 INFO L396 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:42,112 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:42,112 INFO L85 PathProgramCache]: Analyzing trace with hash -970097555, now seen corresponding path program 1 times [2024-11-24 01:13:42,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:42,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757062864] [2024-11-24 01:13:42,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:42,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:43,652 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:43,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:43,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757062864] [2024-11-24 01:13:43,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757062864] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:43,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:43,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:13:43,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934643218] [2024-11-24 01:13:43,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:43,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:13:43,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:43,653 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:13:43,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:13:43,653 INFO L87 Difference]: Start difference. First operand 17626 states and 23762 transitions. Second operand has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:44,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:44,613 INFO L93 Difference]: Finished difference Result 28094 states and 38414 transitions. [2024-11-24 01:13:44,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:13:44,614 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:13:44,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:44,626 INFO L225 Difference]: With dead ends: 28094 [2024-11-24 01:13:44,626 INFO L226 Difference]: Without dead ends: 17642 [2024-11-24 01:13:44,633 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:13:44,633 INFO L435 NwaCegarLoop]: 941 mSDtfsCounter, 1472 mSDsluCounter, 7505 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 8446 SdHoareTripleChecker+Invalid, 356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:44,633 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1474 Valid, 8446 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:13:44,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17642 states. [2024-11-24 01:13:44,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17642 to 17620. [2024-11-24 01:13:44,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17620 states, 17561 states have (on average 1.3461647969933375) internal successors, (23640), 17561 states have internal predecessors, (23640), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:44,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17620 states to 17620 states and 23754 transitions. [2024-11-24 01:13:44,791 INFO L78 Accepts]: Start accepts. Automaton has 17620 states and 23754 transitions. Word has length 284 [2024-11-24 01:13:44,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:44,791 INFO L471 AbstractCegarLoop]: Abstraction has 17620 states and 23754 transitions. [2024-11-24 01:13:44,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:44,791 INFO L276 IsEmpty]: Start isEmpty. Operand 17620 states and 23754 transitions. [2024-11-24 01:13:44,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:13:44,796 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:44,796 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:44,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2024-11-24 01:13:44,796 INFO L396 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:44,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:44,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1376799196, now seen corresponding path program 1 times [2024-11-24 01:13:44,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:44,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123229037] [2024-11-24 01:13:44,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:44,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:46,075 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:46,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:46,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123229037] [2024-11-24 01:13:46,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123229037] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:46,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:46,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:13:46,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759595561] [2024-11-24 01:13:46,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:46,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:13:46,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:46,076 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:13:46,076 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:13:46,077 INFO L87 Difference]: Start difference. First operand 17620 states and 23754 transitions. Second operand has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:46,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:46,867 INFO L93 Difference]: Finished difference Result 28332 states and 38778 transitions. [2024-11-24 01:13:46,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:13:46,868 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:13:46,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:46,879 INFO L225 Difference]: With dead ends: 28332 [2024-11-24 01:13:46,879 INFO L226 Difference]: Without dead ends: 17486 [2024-11-24 01:13:46,886 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-11-24 01:13:46,886 INFO L435 NwaCegarLoop]: 942 mSDtfsCounter, 1375 mSDsluCounter, 6558 mSDsCounter, 0 mSdLazyCounter, 324 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 7500 SdHoareTripleChecker+Invalid, 326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 324 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:46,886 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1377 Valid, 7500 Invalid, 326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 324 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 01:13:46,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17486 states. [2024-11-24 01:13:47,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17486 to 17463. [2024-11-24 01:13:47,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17463 states, 17404 states have (on average 1.3475063203861182) internal successors, (23452), 17404 states have internal predecessors, (23452), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:47,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17463 states to 17463 states and 23566 transitions. [2024-11-24 01:13:47,057 INFO L78 Accepts]: Start accepts. Automaton has 17463 states and 23566 transitions. Word has length 284 [2024-11-24 01:13:47,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:47,057 INFO L471 AbstractCegarLoop]: Abstraction has 17463 states and 23566 transitions. [2024-11-24 01:13:47,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:47,057 INFO L276 IsEmpty]: Start isEmpty. Operand 17463 states and 23566 transitions. [2024-11-24 01:13:47,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:13:47,062 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:47,062 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:47,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2024-11-24 01:13:47,063 INFO L396 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:47,063 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:47,063 INFO L85 PathProgramCache]: Analyzing trace with hash 1798946288, now seen corresponding path program 1 times [2024-11-24 01:13:47,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:47,063 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911871379] [2024-11-24 01:13:47,063 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:47,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:47,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:48,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:48,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911871379] [2024-11-24 01:13:48,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911871379] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:48,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:48,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:13:48,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429697192] [2024-11-24 01:13:48,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:48,787 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:13:48,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:48,787 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:13:48,787 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:13:48,787 INFO L87 Difference]: Start difference. First operand 17463 states and 23566 transitions. Second operand has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:51,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:51,195 INFO L93 Difference]: Finished difference Result 29705 states and 40398 transitions. [2024-11-24 01:13:51,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:13:51,195 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 284 [2024-11-24 01:13:51,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:51,215 INFO L225 Difference]: With dead ends: 29705 [2024-11-24 01:13:51,215 INFO L226 Difference]: Without dead ends: 17145 [2024-11-24 01:13:51,227 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2024-11-24 01:13:51,227 INFO L435 NwaCegarLoop]: 892 mSDtfsCounter, 2492 mSDsluCounter, 6477 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2492 SdHoareTripleChecker+Valid, 7369 SdHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:51,227 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2492 Valid, 7369 Invalid, 782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-24 01:13:51,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17145 states. [2024-11-24 01:13:51,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17145 to 17145. [2024-11-24 01:13:51,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17145 states, 17086 states have (on average 1.3497600374575676) internal successors, (23062), 17086 states have internal predecessors, (23062), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:51,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17145 states to 17145 states and 23176 transitions. [2024-11-24 01:13:51,577 INFO L78 Accepts]: Start accepts. Automaton has 17145 states and 23176 transitions. Word has length 284 [2024-11-24 01:13:51,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:51,578 INFO L471 AbstractCegarLoop]: Abstraction has 17145 states and 23176 transitions. [2024-11-24 01:13:51,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:13:51,578 INFO L276 IsEmpty]: Start isEmpty. Operand 17145 states and 23176 transitions. [2024-11-24 01:13:51,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:13:51,582 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:51,582 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:51,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2024-11-24 01:13:51,582 INFO L396 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:51,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:51,583 INFO L85 PathProgramCache]: Analyzing trace with hash -177522550, now seen corresponding path program 1 times [2024-11-24 01:13:51,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:51,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457857893] [2024-11-24 01:13:51,583 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:51,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:53,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:53,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457857893] [2024-11-24 01:13:53,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457857893] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:53,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:53,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-24 01:13:53,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435677064] [2024-11-24 01:13:53,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:53,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-24 01:13:53,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:53,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-24 01:13:53,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:13:53,583 INFO L87 Difference]: Start difference. First operand 17145 states and 23176 transitions. Second operand has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:56,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:56,832 INFO L93 Difference]: Finished difference Result 28053 states and 38427 transitions. [2024-11-24 01:13:56,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-24 01:13:56,832 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:13:56,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:56,845 INFO L225 Difference]: With dead ends: 28053 [2024-11-24 01:13:56,845 INFO L226 Difference]: Without dead ends: 17115 [2024-11-24 01:13:56,852 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=91, Invalid=415, Unknown=0, NotChecked=0, Total=506 [2024-11-24 01:13:56,852 INFO L435 NwaCegarLoop]: 877 mSDtfsCounter, 1854 mSDsluCounter, 8024 mSDsCounter, 0 mSdLazyCounter, 1140 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1856 SdHoareTripleChecker+Valid, 8901 SdHoareTripleChecker+Invalid, 1148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:56,852 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1856 Valid, 8901 Invalid, 1148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1140 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-24 01:13:56,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17115 states. [2024-11-24 01:13:57,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17115 to 17099. [2024-11-24 01:13:57,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17099 states, 17040 states have (on average 1.3501173708920189) internal successors, (23006), 17040 states have internal predecessors, (23006), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:57,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17099 states to 17099 states and 23120 transitions. [2024-11-24 01:13:57,078 INFO L78 Accepts]: Start accepts. Automaton has 17099 states and 23120 transitions. Word has length 284 [2024-11-24 01:13:57,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:57,078 INFO L471 AbstractCegarLoop]: Abstraction has 17099 states and 23120 transitions. [2024-11-24 01:13:57,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 17099 states and 23120 transitions. [2024-11-24 01:13:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:13:57,082 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:57,082 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:57,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2024-11-24 01:13:57,083 INFO L396 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:57,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:57,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1385749125, now seen corresponding path program 1 times [2024-11-24 01:13:57,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:57,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [871594282] [2024-11-24 01:13:57,083 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:57,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:13:58,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:13:58,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:13:58,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [871594282] [2024-11-24 01:13:58,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [871594282] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:13:58,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:13:58,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:13:58,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654292440] [2024-11-24 01:13:58,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:13:58,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:13:58,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:13:58,007 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:13:58,007 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:13:58,007 INFO L87 Difference]: Start difference. First operand 17099 states and 23120 transitions. Second operand has 8 states, 8 states have (on average 34.625) internal successors, (277), 8 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:59,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:13:59,150 INFO L93 Difference]: Finished difference Result 29722 states and 40701 transitions. [2024-11-24 01:13:59,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:13:59,150 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.625) internal successors, (277), 8 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:13:59,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:13:59,170 INFO L225 Difference]: With dead ends: 29722 [2024-11-24 01:13:59,170 INFO L226 Difference]: Without dead ends: 18514 [2024-11-24 01:13:59,179 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:13:59,179 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1066 mSDsluCounter, 4738 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1066 SdHoareTripleChecker+Valid, 5689 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:13:59,180 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1066 Valid, 5689 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 01:13:59,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18514 states. [2024-11-24 01:13:59,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18514 to 18402. [2024-11-24 01:13:59,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18402 states, 18343 states have (on average 1.3446001199367605) internal successors, (24664), 18343 states have internal predecessors, (24664), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:13:59,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18402 states to 18402 states and 24778 transitions. [2024-11-24 01:13:59,368 INFO L78 Accepts]: Start accepts. Automaton has 18402 states and 24778 transitions. Word has length 284 [2024-11-24 01:13:59,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:13:59,369 INFO L471 AbstractCegarLoop]: Abstraction has 18402 states and 24778 transitions. [2024-11-24 01:13:59,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.625) internal successors, (277), 8 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:13:59,369 INFO L276 IsEmpty]: Start isEmpty. Operand 18402 states and 24778 transitions. [2024-11-24 01:13:59,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:13:59,373 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:13:59,373 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:13:59,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2024-11-24 01:13:59,374 INFO L396 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:13:59,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:13:59,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1890289478, now seen corresponding path program 1 times [2024-11-24 01:13:59,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:13:59,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897086867] [2024-11-24 01:13:59,374 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:13:59,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:13:59,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:00,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:00,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897086867] [2024-11-24 01:14:00,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897086867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:00,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:00,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:14:00,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599454295] [2024-11-24 01:14:00,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:00,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:14:00,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:00,849 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:14:00,849 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:14:00,850 INFO L87 Difference]: Start difference. First operand 18402 states and 24778 transitions. Second operand has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:02,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:02,014 INFO L93 Difference]: Finished difference Result 30279 states and 41416 transitions. [2024-11-24 01:14:02,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:14:02,014 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:14:02,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:02,030 INFO L225 Difference]: With dead ends: 30279 [2024-11-24 01:14:02,030 INFO L226 Difference]: Without dead ends: 16781 [2024-11-24 01:14:02,039 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:14:02,039 INFO L435 NwaCegarLoop]: 946 mSDtfsCounter, 2095 mSDsluCounter, 5650 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2095 SdHoareTripleChecker+Valid, 6596 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:02,039 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2095 Valid, 6596 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 01:14:02,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16781 states. [2024-11-24 01:14:02,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16781 to 16481. [2024-11-24 01:14:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16481 states, 16422 states have (on average 1.3466691024235782) internal successors, (22115), 16422 states have internal predecessors, (22115), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16481 states to 16481 states and 22229 transitions. [2024-11-24 01:14:02,227 INFO L78 Accepts]: Start accepts. Automaton has 16481 states and 22229 transitions. Word has length 284 [2024-11-24 01:14:02,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:02,227 INFO L471 AbstractCegarLoop]: Abstraction has 16481 states and 22229 transitions. [2024-11-24 01:14:02,227 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 16481 states and 22229 transitions. [2024-11-24 01:14:02,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:02,233 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:02,233 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:02,234 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2024-11-24 01:14:02,234 INFO L396 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:02,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:02,234 INFO L85 PathProgramCache]: Analyzing trace with hash -939610215, now seen corresponding path program 1 times [2024-11-24 01:14:02,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:02,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521306926] [2024-11-24 01:14:02,234 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:02,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:03,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:03,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:03,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521306926] [2024-11-24 01:14:03,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521306926] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:03,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:03,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:14:03,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388032762] [2024-11-24 01:14:03,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:03,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:14:03,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:03,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:14:03,712 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:14:03,712 INFO L87 Difference]: Start difference. First operand 16481 states and 22229 transitions. Second operand has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:04,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:04,750 INFO L93 Difference]: Finished difference Result 26831 states and 36683 transitions. [2024-11-24 01:14:04,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-24 01:14:04,751 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:14:04,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:04,763 INFO L225 Difference]: With dead ends: 26831 [2024-11-24 01:14:04,764 INFO L226 Difference]: Without dead ends: 16478 [2024-11-24 01:14:04,771 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:14:04,771 INFO L435 NwaCegarLoop]: 944 mSDtfsCounter, 2130 mSDsluCounter, 5641 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2132 SdHoareTripleChecker+Valid, 6585 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:04,771 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2132 Valid, 6585 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 303 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:14:04,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16478 states. [2024-11-24 01:14:04,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16478 to 16436. [2024-11-24 01:14:04,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16436 states, 16377 states have (on average 1.3452402759968247) internal successors, (22031), 16377 states have internal predecessors, (22031), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:04,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16436 states to 16436 states and 22145 transitions. [2024-11-24 01:14:04,944 INFO L78 Accepts]: Start accepts. Automaton has 16436 states and 22145 transitions. Word has length 284 [2024-11-24 01:14:04,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:04,944 INFO L471 AbstractCegarLoop]: Abstraction has 16436 states and 22145 transitions. [2024-11-24 01:14:04,944 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.7) internal successors, (277), 10 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:04,944 INFO L276 IsEmpty]: Start isEmpty. Operand 16436 states and 22145 transitions. [2024-11-24 01:14:04,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:04,949 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:04,949 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:04,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2024-11-24 01:14:04,949 INFO L396 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:04,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:04,949 INFO L85 PathProgramCache]: Analyzing trace with hash 1967250569, now seen corresponding path program 1 times [2024-11-24 01:14:04,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:04,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117685588] [2024-11-24 01:14:04,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:04,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:06,056 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:06,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:06,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117685588] [2024-11-24 01:14:06,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117685588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:06,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:06,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:06,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246415791] [2024-11-24 01:14:06,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:06,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:06,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:06,057 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:06,057 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:06,057 INFO L87 Difference]: Start difference. First operand 16436 states and 22145 transitions. Second operand has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:07,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:07,483 INFO L93 Difference]: Finished difference Result 29079 states and 39520 transitions. [2024-11-24 01:14:07,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:14:07,484 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:14:07,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:07,498 INFO L225 Difference]: With dead ends: 29079 [2024-11-24 01:14:07,498 INFO L226 Difference]: Without dead ends: 17744 [2024-11-24 01:14:07,507 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:14:07,507 INFO L435 NwaCegarLoop]: 932 mSDtfsCounter, 1344 mSDsluCounter, 6453 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1344 SdHoareTripleChecker+Valid, 7385 SdHoareTripleChecker+Invalid, 409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:07,508 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1344 Valid, 7385 Invalid, 409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 01:14:07,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17744 states. [2024-11-24 01:14:07,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17744 to 16394. [2024-11-24 01:14:07,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16394 states, 16335 states have (on average 1.3441689623507804) internal successors, (21957), 16335 states have internal predecessors, (21957), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16394 states to 16394 states and 22071 transitions. [2024-11-24 01:14:07,775 INFO L78 Accepts]: Start accepts. Automaton has 16394 states and 22071 transitions. Word has length 284 [2024-11-24 01:14:07,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:07,775 INFO L471 AbstractCegarLoop]: Abstraction has 16394 states and 22071 transitions. [2024-11-24 01:14:07,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:07,776 INFO L276 IsEmpty]: Start isEmpty. Operand 16394 states and 22071 transitions. [2024-11-24 01:14:07,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:07,783 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:07,786 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:07,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2024-11-24 01:14:07,786 INFO L396 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:07,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:07,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1126865950, now seen corresponding path program 1 times [2024-11-24 01:14:07,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:07,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808876722] [2024-11-24 01:14:07,787 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:07,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:08,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:08,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:08,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808876722] [2024-11-24 01:14:08,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808876722] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:08,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:08,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:08,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483689586] [2024-11-24 01:14:08,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:08,953 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:08,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:08,954 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:08,954 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:08,954 INFO L87 Difference]: Start difference. First operand 16394 states and 22071 transitions. Second operand has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:10,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:10,271 INFO L93 Difference]: Finished difference Result 28460 states and 38732 transitions. [2024-11-24 01:14:10,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:14:10,272 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:14:10,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:10,289 INFO L225 Difference]: With dead ends: 28460 [2024-11-24 01:14:10,289 INFO L226 Difference]: Without dead ends: 17726 [2024-11-24 01:14:10,300 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=70, Invalid=310, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:14:10,300 INFO L435 NwaCegarLoop]: 1031 mSDtfsCounter, 964 mSDsluCounter, 8021 mSDsCounter, 0 mSdLazyCounter, 519 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 964 SdHoareTripleChecker+Valid, 9052 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:10,301 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [964 Valid, 9052 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 519 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 01:14:10,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17726 states. [2024-11-24 01:14:10,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17726 to 16600. [2024-11-24 01:14:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16600 states, 16541 states have (on average 1.3424218608306633) internal successors, (22205), 16541 states have internal predecessors, (22205), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16600 states to 16600 states and 22319 transitions. [2024-11-24 01:14:10,489 INFO L78 Accepts]: Start accepts. Automaton has 16600 states and 22319 transitions. Word has length 284 [2024-11-24 01:14:10,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:10,490 INFO L471 AbstractCegarLoop]: Abstraction has 16600 states and 22319 transitions. [2024-11-24 01:14:10,490 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:10,490 INFO L276 IsEmpty]: Start isEmpty. Operand 16600 states and 22319 transitions. [2024-11-24 01:14:10,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:10,494 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:10,494 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:10,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2024-11-24 01:14:10,495 INFO L396 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:10,495 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:10,495 INFO L85 PathProgramCache]: Analyzing trace with hash 622325597, now seen corresponding path program 1 times [2024-11-24 01:14:10,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:10,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587619400] [2024-11-24 01:14:10,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:10,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:11,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:11,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587619400] [2024-11-24 01:14:11,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587619400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:11,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:11,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:11,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227697955] [2024-11-24 01:14:11,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:11,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:11,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:11,569 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:11,569 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:11,569 INFO L87 Difference]: Start difference. First operand 16600 states and 22319 transitions. Second operand has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:13,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:13,143 INFO L93 Difference]: Finished difference Result 28837 states and 39159 transitions. [2024-11-24 01:14:13,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:14:13,143 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:14:13,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:13,156 INFO L225 Difference]: With dead ends: 28837 [2024-11-24 01:14:13,156 INFO L226 Difference]: Without dead ends: 17546 [2024-11-24 01:14:13,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=301, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:14:13,163 INFO L435 NwaCegarLoop]: 1017 mSDtfsCounter, 1005 mSDsluCounter, 7925 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1005 SdHoareTripleChecker+Valid, 8942 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:13,163 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1005 Valid, 8942 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 01:14:13,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17546 states. [2024-11-24 01:14:13,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17546 to 16618. [2024-11-24 01:14:13,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16618 states, 16559 states have (on average 1.342049640678785) internal successors, (22223), 16559 states have internal predecessors, (22223), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:13,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16618 states to 16618 states and 22337 transitions. [2024-11-24 01:14:13,326 INFO L78 Accepts]: Start accepts. Automaton has 16618 states and 22337 transitions. Word has length 284 [2024-11-24 01:14:13,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:13,326 INFO L471 AbstractCegarLoop]: Abstraction has 16618 states and 22337 transitions. [2024-11-24 01:14:13,326 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 16618 states and 22337 transitions. [2024-11-24 01:14:13,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:13,330 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:13,330 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:13,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2024-11-24 01:14:13,331 INFO L396 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:13,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:13,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1648720135, now seen corresponding path program 1 times [2024-11-24 01:14:13,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:13,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858027081] [2024-11-24 01:14:13,331 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:13,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:15,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:15,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858027081] [2024-11-24 01:14:15,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858027081] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:15,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:15,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-24 01:14:15,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923391925] [2024-11-24 01:14:15,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:15,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-24 01:14:15,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:15,402 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-24 01:14:15,402 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-11-24 01:14:15,403 INFO L87 Difference]: Start difference. First operand 16618 states and 22337 transitions. Second operand has 15 states, 15 states have (on average 18.466666666666665) internal successors, (277), 15 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:18,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:18,934 INFO L93 Difference]: Finished difference Result 28193 states and 38357 transitions. [2024-11-24 01:14:18,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-24 01:14:18,934 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 18.466666666666665) internal successors, (277), 15 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 284 [2024-11-24 01:14:18,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:18,953 INFO L225 Difference]: With dead ends: 28193 [2024-11-24 01:14:18,953 INFO L226 Difference]: Without dead ends: 17254 [2024-11-24 01:14:18,962 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=117, Invalid=585, Unknown=0, NotChecked=0, Total=702 [2024-11-24 01:14:18,963 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1683 mSDsluCounter, 10376 mSDsCounter, 0 mSdLazyCounter, 1574 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1685 SdHoareTripleChecker+Valid, 11327 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:18,963 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1685 Valid, 11327 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1574 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-24 01:14:18,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17254 states. [2024-11-24 01:14:19,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17254 to 16595. [2024-11-24 01:14:19,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16595 states, 16536 states have (on average 1.3421625544267053) internal successors, (22194), 16536 states have internal predecessors, (22194), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:19,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16595 states to 16595 states and 22308 transitions. [2024-11-24 01:14:19,196 INFO L78 Accepts]: Start accepts. Automaton has 16595 states and 22308 transitions. Word has length 284 [2024-11-24 01:14:19,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:19,196 INFO L471 AbstractCegarLoop]: Abstraction has 16595 states and 22308 transitions. [2024-11-24 01:14:19,197 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 18.466666666666665) internal successors, (277), 15 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:19,197 INFO L276 IsEmpty]: Start isEmpty. Operand 16595 states and 22308 transitions. [2024-11-24 01:14:19,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:19,201 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:19,201 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:19,202 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2024-11-24 01:14:19,202 INFO L396 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:19,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:19,202 INFO L85 PathProgramCache]: Analyzing trace with hash 645770300, now seen corresponding path program 1 times [2024-11-24 01:14:19,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:19,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75993772] [2024-11-24 01:14:19,202 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:19,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:19,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:20,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:20,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:20,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75993772] [2024-11-24 01:14:20,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75993772] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:20,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:20,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:20,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211383016] [2024-11-24 01:14:20,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:20,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:20,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:20,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:20,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:20,582 INFO L87 Difference]: Start difference. First operand 16595 states and 22308 transitions. Second operand has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:22,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:22,320 INFO L93 Difference]: Finished difference Result 27216 states and 37032 transitions. [2024-11-24 01:14:22,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:14:22,321 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 284 [2024-11-24 01:14:22,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:22,333 INFO L225 Difference]: With dead ends: 27216 [2024-11-24 01:14:22,333 INFO L226 Difference]: Without dead ends: 16644 [2024-11-24 01:14:22,341 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:14:22,341 INFO L435 NwaCegarLoop]: 875 mSDtfsCounter, 1651 mSDsluCounter, 6297 mSDsCounter, 0 mSdLazyCounter, 848 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 7172 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:22,342 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1653 Valid, 7172 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 848 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-24 01:14:22,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16644 states. [2024-11-24 01:14:22,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16644 to 16613. [2024-11-24 01:14:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16613 states, 16554 states have (on average 1.3417905038057267) internal successors, (22212), 16554 states have internal predecessors, (22212), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:22,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16613 states to 16613 states and 22326 transitions. [2024-11-24 01:14:22,518 INFO L78 Accepts]: Start accepts. Automaton has 16613 states and 22326 transitions. Word has length 284 [2024-11-24 01:14:22,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:22,518 INFO L471 AbstractCegarLoop]: Abstraction has 16613 states and 22326 transitions. [2024-11-24 01:14:22,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:22,518 INFO L276 IsEmpty]: Start isEmpty. Operand 16613 states and 22326 transitions. [2024-11-24 01:14:22,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:22,523 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:22,523 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:22,523 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2024-11-24 01:14:22,523 INFO L396 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:22,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:22,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1033060481, now seen corresponding path program 1 times [2024-11-24 01:14:22,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:22,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174735155] [2024-11-24 01:14:22,524 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:22,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:22,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:23,160 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:23,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:23,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174735155] [2024-11-24 01:14:23,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174735155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:23,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:23,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:14:23,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77693381] [2024-11-24 01:14:23,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:23,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:14:23,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:23,162 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:14:23,162 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:14:23,162 INFO L87 Difference]: Start difference. First operand 16613 states and 22326 transitions. Second operand has 5 states, 5 states have (on average 55.4) internal successors, (277), 5 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:23,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:23,334 INFO L93 Difference]: Finished difference Result 29363 states and 39814 transitions. [2024-11-24 01:14:23,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:14:23,334 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 55.4) internal successors, (277), 5 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:14:23,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:23,348 INFO L225 Difference]: With dead ends: 29363 [2024-11-24 01:14:23,348 INFO L226 Difference]: Without dead ends: 16845 [2024-11-24 01:14:23,358 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:14:23,358 INFO L435 NwaCegarLoop]: 971 mSDtfsCounter, 2 mSDsluCounter, 2899 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 3870 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:23,358 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3870 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:14:23,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16845 states. [2024-11-24 01:14:23,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16845 to 16787. [2024-11-24 01:14:23,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16787 states, 16728 states have (on average 1.3396700143472022) internal successors, (22410), 16728 states have internal predecessors, (22410), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:23,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16787 states to 16787 states and 22524 transitions. [2024-11-24 01:14:23,544 INFO L78 Accepts]: Start accepts. Automaton has 16787 states and 22524 transitions. Word has length 284 [2024-11-24 01:14:23,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:23,545 INFO L471 AbstractCegarLoop]: Abstraction has 16787 states and 22524 transitions. [2024-11-24 01:14:23,545 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.4) internal successors, (277), 5 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:23,545 INFO L276 IsEmpty]: Start isEmpty. Operand 16787 states and 22524 transitions. [2024-11-24 01:14:23,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:23,549 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:23,550 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:23,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2024-11-24 01:14:23,550 INFO L396 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:23,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:23,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1244371583, now seen corresponding path program 1 times [2024-11-24 01:14:23,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:23,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303606353] [2024-11-24 01:14:23,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:23,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:23,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:24,625 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:24,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:24,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303606353] [2024-11-24 01:14:24,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303606353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:24,625 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:24,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:24,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647018011] [2024-11-24 01:14:24,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:24,626 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:24,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:24,626 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:24,626 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:24,626 INFO L87 Difference]: Start difference. First operand 16787 states and 22524 transitions. Second operand has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:25,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:25,650 INFO L93 Difference]: Finished difference Result 30040 states and 40687 transitions. [2024-11-24 01:14:25,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:14:25,651 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 284 [2024-11-24 01:14:25,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:25,664 INFO L225 Difference]: With dead ends: 30040 [2024-11-24 01:14:25,664 INFO L226 Difference]: Without dead ends: 19363 [2024-11-24 01:14:25,672 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:14:25,672 INFO L435 NwaCegarLoop]: 1028 mSDtfsCounter, 994 mSDsluCounter, 7840 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 994 SdHoareTripleChecker+Valid, 8868 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:25,672 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [994 Valid, 8868 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-24 01:14:25,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19363 states. [2024-11-24 01:14:25,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19363 to 16913. [2024-11-24 01:14:25,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16913 states, 16854 states have (on average 1.3398599738934378) internal successors, (22582), 16854 states have internal predecessors, (22582), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:25,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16913 states to 16913 states and 22696 transitions. [2024-11-24 01:14:25,846 INFO L78 Accepts]: Start accepts. Automaton has 16913 states and 22696 transitions. Word has length 284 [2024-11-24 01:14:25,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:25,846 INFO L471 AbstractCegarLoop]: Abstraction has 16913 states and 22696 transitions. [2024-11-24 01:14:25,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.181818181818183) internal successors, (277), 11 states have internal predecessors, (277), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:25,846 INFO L276 IsEmpty]: Start isEmpty. Operand 16913 states and 22696 transitions. [2024-11-24 01:14:25,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:25,850 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:25,850 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:25,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2024-11-24 01:14:25,851 INFO L396 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:25,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:25,851 INFO L85 PathProgramCache]: Analyzing trace with hash 64722212, now seen corresponding path program 1 times [2024-11-24 01:14:25,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:25,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272423671] [2024-11-24 01:14:25,851 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:25,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:27,132 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:27,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:27,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272423671] [2024-11-24 01:14:27,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272423671] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:27,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:27,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-24 01:14:27,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317837687] [2024-11-24 01:14:27,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:27,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-24 01:14:27,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:27,133 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-24 01:14:27,133 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:14:27,133 INFO L87 Difference]: Start difference. First operand 16913 states and 22696 transitions. Second operand has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:30,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:30,447 INFO L93 Difference]: Finished difference Result 41544 states and 56470 transitions. [2024-11-24 01:14:30,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-24 01:14:30,447 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 284 [2024-11-24 01:14:30,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:30,469 INFO L225 Difference]: With dead ends: 41544 [2024-11-24 01:14:30,469 INFO L226 Difference]: Without dead ends: 30327 [2024-11-24 01:14:30,479 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=206, Invalid=786, Unknown=0, NotChecked=0, Total=992 [2024-11-24 01:14:30,480 INFO L435 NwaCegarLoop]: 1718 mSDtfsCounter, 3400 mSDsluCounter, 13324 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3400 SdHoareTripleChecker+Valid, 15042 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:30,480 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3400 Valid, 15042 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-24 01:14:30,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30327 states. [2024-11-24 01:14:30,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30327 to 19374. [2024-11-24 01:14:30,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19374 states, 19315 states have (on average 1.334610406419881) internal successors, (25778), 19315 states have internal predecessors, (25778), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:30,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19374 states to 19374 states and 25892 transitions. [2024-11-24 01:14:30,717 INFO L78 Accepts]: Start accepts. Automaton has 19374 states and 25892 transitions. Word has length 284 [2024-11-24 01:14:30,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:30,717 INFO L471 AbstractCegarLoop]: Abstraction has 19374 states and 25892 transitions. [2024-11-24 01:14:30,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:30,717 INFO L276 IsEmpty]: Start isEmpty. Operand 19374 states and 25892 transitions. [2024-11-24 01:14:30,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:30,723 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:30,723 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:30,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2024-11-24 01:14:30,723 INFO L396 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:30,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:30,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1839053109, now seen corresponding path program 1 times [2024-11-24 01:14:30,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:30,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070469867] [2024-11-24 01:14:30,724 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:30,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:32,315 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:32,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:32,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070469867] [2024-11-24 01:14:32,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070469867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:32,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:32,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:14:32,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189805059] [2024-11-24 01:14:32,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:32,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:14:32,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:32,316 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:14:32,316 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:14:32,317 INFO L87 Difference]: Start difference. First operand 19374 states and 25892 transitions. Second operand has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:34,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:34,394 INFO L93 Difference]: Finished difference Result 34364 states and 46126 transitions. [2024-11-24 01:14:34,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:14:34,395 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 284 [2024-11-24 01:14:34,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:34,408 INFO L225 Difference]: With dead ends: 34364 [2024-11-24 01:14:34,408 INFO L226 Difference]: Without dead ends: 16850 [2024-11-24 01:14:34,418 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2024-11-24 01:14:34,418 INFO L435 NwaCegarLoop]: 893 mSDtfsCounter, 2479 mSDsluCounter, 6483 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2479 SdHoareTripleChecker+Valid, 7376 SdHoareTripleChecker+Invalid, 768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:34,418 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2479 Valid, 7376 Invalid, 768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-24 01:14:34,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16850 states. [2024-11-24 01:14:34,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16850 to 16755. [2024-11-24 01:14:34,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16755 states, 16696 states have (on average 1.3415189266890273) internal successors, (22398), 16696 states have internal predecessors, (22398), 57 states have call successors, (57), 1 states have call predecessors, (57), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2024-11-24 01:14:34,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16755 states to 16755 states and 22512 transitions. [2024-11-24 01:14:34,612 INFO L78 Accepts]: Start accepts. Automaton has 16755 states and 22512 transitions. Word has length 284 [2024-11-24 01:14:34,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:34,612 INFO L471 AbstractCegarLoop]: Abstraction has 16755 states and 22512 transitions. [2024-11-24 01:14:34,612 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.083333333333332) internal successors, (277), 12 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:34,612 INFO L276 IsEmpty]: Start isEmpty. Operand 16755 states and 22512 transitions. [2024-11-24 01:14:34,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-24 01:14:34,620 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:34,620 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:34,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2024-11-24 01:14:34,620 INFO L396 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:34,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:34,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1633250219, now seen corresponding path program 1 times [2024-11-24 01:14:34,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:34,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224995047] [2024-11-24 01:14:34,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:34,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:37,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:37,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:37,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224995047] [2024-11-24 01:14:37,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224995047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:37,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:37,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-24 01:14:37,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509202228] [2024-11-24 01:14:37,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:37,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-24 01:14:37,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:37,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-24 01:14:37,171 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:14:37,171 INFO L87 Difference]: Start difference. First operand 16755 states and 22512 transitions. Second operand has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:39,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:39,258 INFO L93 Difference]: Finished difference Result 16761 states and 22516 transitions. [2024-11-24 01:14:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:14:39,258 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 284 [2024-11-24 01:14:39,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:39,267 INFO L225 Difference]: With dead ends: 16761 [2024-11-24 01:14:39,267 INFO L226 Difference]: Without dead ends: 11076 [2024-11-24 01:14:39,272 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:14:39,272 INFO L435 NwaCegarLoop]: 860 mSDtfsCounter, 2493 mSDsluCounter, 6646 mSDsCounter, 0 mSdLazyCounter, 988 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2494 SdHoareTripleChecker+Valid, 7506 SdHoareTripleChecker+Invalid, 994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:39,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2494 Valid, 7506 Invalid, 994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 988 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-24 01:14:39,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11076 states. [2024-11-24 01:14:39,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11076 to 11007. [2024-11-24 01:14:39,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11007 states, 10960 states have (on average 1.3313868613138686) internal successors, (14592), 10960 states have internal predecessors, (14592), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:14:39,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11007 states to 11007 states and 14682 transitions. [2024-11-24 01:14:39,394 INFO L78 Accepts]: Start accepts. Automaton has 11007 states and 14682 transitions. Word has length 284 [2024-11-24 01:14:39,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:39,394 INFO L471 AbstractCegarLoop]: Abstraction has 11007 states and 14682 transitions. [2024-11-24 01:14:39,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 21.307692307692307) internal successors, (277), 13 states have internal predecessors, (277), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:39,395 INFO L276 IsEmpty]: Start isEmpty. Operand 11007 states and 14682 transitions. [2024-11-24 01:14:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:14:39,398 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:39,398 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:39,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2024-11-24 01:14:39,398 INFO L396 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:39,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:39,399 INFO L85 PathProgramCache]: Analyzing trace with hash -89611986, now seen corresponding path program 1 times [2024-11-24 01:14:39,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:39,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315651066] [2024-11-24 01:14:39,399 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:39,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:40,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:40,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:40,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315651066] [2024-11-24 01:14:40,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315651066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:40,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:40,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-24 01:14:40,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499163010] [2024-11-24 01:14:40,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:40,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-24 01:14:40,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:40,655 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-24 01:14:40,655 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:14:40,655 INFO L87 Difference]: Start difference. First operand 11007 states and 14682 transitions. Second operand has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:41,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:41,793 INFO L93 Difference]: Finished difference Result 17486 states and 23627 transitions. [2024-11-24 01:14:41,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:14:41,794 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-24 01:14:41,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:41,808 INFO L225 Difference]: With dead ends: 17486 [2024-11-24 01:14:41,808 INFO L226 Difference]: Without dead ends: 11325 [2024-11-24 01:14:41,815 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:14:41,815 INFO L435 NwaCegarLoop]: 940 mSDtfsCounter, 1716 mSDsluCounter, 7581 mSDsCounter, 0 mSdLazyCounter, 374 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1718 SdHoareTripleChecker+Valid, 8521 SdHoareTripleChecker+Invalid, 376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:41,815 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1718 Valid, 8521 Invalid, 376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:14:41,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11325 states. [2024-11-24 01:14:41,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11325 to 11307. [2024-11-24 01:14:41,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11307 states, 11260 states have (on average 1.327886323268206) internal successors, (14952), 11260 states have internal predecessors, (14952), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:14:41,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11307 states to 11307 states and 15042 transitions. [2024-11-24 01:14:41,998 INFO L78 Accepts]: Start accepts. Automaton has 11307 states and 15042 transitions. Word has length 285 [2024-11-24 01:14:41,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:41,998 INFO L471 AbstractCegarLoop]: Abstraction has 11307 states and 15042 transitions. [2024-11-24 01:14:41,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 23.166666666666668) internal successors, (278), 12 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:41,998 INFO L276 IsEmpty]: Start isEmpty. Operand 11307 states and 15042 transitions. [2024-11-24 01:14:42,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:14:42,002 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:42,002 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:42,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2024-11-24 01:14:42,002 INFO L396 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:42,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:42,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1437987761, now seen corresponding path program 1 times [2024-11-24 01:14:42,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:42,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438985226] [2024-11-24 01:14:42,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:42,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:44,350 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:44,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:44,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438985226] [2024-11-24 01:14:44,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438985226] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:44,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:44,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-24 01:14:44,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089507260] [2024-11-24 01:14:44,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:44,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 01:14:44,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:44,352 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 01:14:44,352 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:14:44,352 INFO L87 Difference]: Start difference. First operand 11307 states and 15042 transitions. Second operand has 14 states, 14 states have (on average 19.857142857142858) internal successors, (278), 14 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:46,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:46,634 INFO L93 Difference]: Finished difference Result 18440 states and 24872 transitions. [2024-11-24 01:14:46,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 01:14:46,634 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 19.857142857142858) internal successors, (278), 14 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 285 [2024-11-24 01:14:46,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:46,643 INFO L225 Difference]: With dead ends: 18440 [2024-11-24 01:14:46,643 INFO L226 Difference]: Without dead ends: 11307 [2024-11-24 01:14:46,648 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600 [2024-11-24 01:14:46,648 INFO L435 NwaCegarLoop]: 911 mSDtfsCounter, 1641 mSDsluCounter, 9826 mSDsCounter, 0 mSdLazyCounter, 917 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1643 SdHoareTripleChecker+Valid, 10737 SdHoareTripleChecker+Invalid, 923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:46,648 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1643 Valid, 10737 Invalid, 923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 917 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-24 01:14:46,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11307 states. [2024-11-24 01:14:46,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11307 to 11307. [2024-11-24 01:14:46,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11307 states, 11260 states have (on average 1.3273534635879218) internal successors, (14946), 11260 states have internal predecessors, (14946), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:14:46,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11307 states to 11307 states and 15036 transitions. [2024-11-24 01:14:46,807 INFO L78 Accepts]: Start accepts. Automaton has 11307 states and 15036 transitions. Word has length 285 [2024-11-24 01:14:46,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:46,808 INFO L471 AbstractCegarLoop]: Abstraction has 11307 states and 15036 transitions. [2024-11-24 01:14:46,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 19.857142857142858) internal successors, (278), 14 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:46,808 INFO L276 IsEmpty]: Start isEmpty. Operand 11307 states and 15036 transitions. [2024-11-24 01:14:46,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:14:46,812 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:46,812 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:46,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2024-11-24 01:14:46,812 INFO L396 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:46,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:46,813 INFO L85 PathProgramCache]: Analyzing trace with hash -2121804925, now seen corresponding path program 1 times [2024-11-24 01:14:46,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:46,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886623797] [2024-11-24 01:14:46,813 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:46,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:47,964 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:47,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:47,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886623797] [2024-11-24 01:14:47,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886623797] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:47,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:47,964 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:47,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110035722] [2024-11-24 01:14:47,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:47,965 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:47,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:47,965 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:47,965 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:47,965 INFO L87 Difference]: Start difference. First operand 11307 states and 15036 transitions. Second operand has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:49,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:49,775 INFO L93 Difference]: Finished difference Result 17966 states and 24268 transitions. [2024-11-24 01:14:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:14:49,775 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 285 [2024-11-24 01:14:49,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:49,784 INFO L225 Difference]: With dead ends: 17966 [2024-11-24 01:14:49,784 INFO L226 Difference]: Without dead ends: 11334 [2024-11-24 01:14:49,789 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:14:49,790 INFO L435 NwaCegarLoop]: 874 mSDtfsCounter, 1636 mSDsluCounter, 6916 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1638 SdHoareTripleChecker+Valid, 7790 SdHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:49,790 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1638 Valid, 7790 Invalid, 910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-24 01:14:49,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11334 states. [2024-11-24 01:14:49,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11334 to 11310. [2024-11-24 01:14:49,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11310 states, 11263 states have (on average 1.3272662700878983) internal successors, (14949), 11263 states have internal predecessors, (14949), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:14:49,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11310 states to 11310 states and 15039 transitions. [2024-11-24 01:14:49,968 INFO L78 Accepts]: Start accepts. Automaton has 11310 states and 15039 transitions. Word has length 285 [2024-11-24 01:14:49,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:49,968 INFO L471 AbstractCegarLoop]: Abstraction has 11310 states and 15039 transitions. [2024-11-24 01:14:49,968 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:14:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 11310 states and 15039 transitions. [2024-11-24 01:14:49,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:14:49,972 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:49,972 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:49,972 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2024-11-24 01:14:49,972 INFO L396 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:49,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:49,973 INFO L85 PathProgramCache]: Analyzing trace with hash -750952856, now seen corresponding path program 1 times [2024-11-24 01:14:49,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:49,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175896105] [2024-11-24 01:14:49,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:49,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:51,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:51,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:51,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175896105] [2024-11-24 01:14:51,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175896105] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:51,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:51,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:51,124 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284845777] [2024-11-24 01:14:51,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:51,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:51,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:51,125 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:51,125 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:51,125 INFO L87 Difference]: Start difference. First operand 11310 states and 15039 transitions. Second operand has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:52,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:52,390 INFO L93 Difference]: Finished difference Result 19897 states and 26694 transitions. [2024-11-24 01:14:52,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:14:52,390 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-24 01:14:52,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:52,402 INFO L225 Difference]: With dead ends: 19897 [2024-11-24 01:14:52,402 INFO L226 Difference]: Without dead ends: 13463 [2024-11-24 01:14:52,408 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:14:52,408 INFO L435 NwaCegarLoop]: 940 mSDtfsCounter, 1146 mSDsluCounter, 6500 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 7440 SdHoareTripleChecker+Invalid, 348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:52,408 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1146 Valid, 7440 Invalid, 348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 345 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:14:52,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13463 states. [2024-11-24 01:14:52,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13463 to 11618. [2024-11-24 01:14:52,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11618 states, 11571 states have (on average 1.3280615331432029) internal successors, (15367), 11571 states have internal predecessors, (15367), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:14:52,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11618 states to 11618 states and 15457 transitions. [2024-11-24 01:14:52,543 INFO L78 Accepts]: Start accepts. Automaton has 11618 states and 15457 transitions. Word has length 285 [2024-11-24 01:14:52,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:52,543 INFO L471 AbstractCegarLoop]: Abstraction has 11618 states and 15457 transitions. [2024-11-24 01:14:52,543 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:52,543 INFO L276 IsEmpty]: Start isEmpty. Operand 11618 states and 15457 transitions. [2024-11-24 01:14:52,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:14:52,547 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:52,548 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:52,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2024-11-24 01:14:52,548 INFO L396 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:52,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:52,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1255493209, now seen corresponding path program 1 times [2024-11-24 01:14:52,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:52,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858474022] [2024-11-24 01:14:52,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:52,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:53,793 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:53,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:53,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858474022] [2024-11-24 01:14:53,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858474022] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:53,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:53,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:53,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286131142] [2024-11-24 01:14:53,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:53,794 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:53,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:53,794 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:53,794 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:53,794 INFO L87 Difference]: Start difference. First operand 11618 states and 15457 transitions. Second operand has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:55,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:55,104 INFO L93 Difference]: Finished difference Result 20052 states and 26907 transitions. [2024-11-24 01:14:55,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:14:55,105 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-24 01:14:55,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:55,119 INFO L225 Difference]: With dead ends: 20052 [2024-11-24 01:14:55,119 INFO L226 Difference]: Without dead ends: 13028 [2024-11-24 01:14:55,125 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:14:55,126 INFO L435 NwaCegarLoop]: 926 mSDtfsCounter, 1232 mSDsluCounter, 6412 mSDsCounter, 0 mSdLazyCounter, 452 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1232 SdHoareTripleChecker+Valid, 7338 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:55,126 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1232 Valid, 7338 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 01:14:55,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13028 states. [2024-11-24 01:14:55,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13028 to 11558. [2024-11-24 01:14:55,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11558 states, 11511 states have (on average 1.3295977760403093) internal successors, (15305), 11511 states have internal predecessors, (15305), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:14:55,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11558 states to 11558 states and 15395 transitions. [2024-11-24 01:14:55,279 INFO L78 Accepts]: Start accepts. Automaton has 11558 states and 15395 transitions. Word has length 285 [2024-11-24 01:14:55,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:55,279 INFO L471 AbstractCegarLoop]: Abstraction has 11558 states and 15395 transitions. [2024-11-24 01:14:55,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:55,280 INFO L276 IsEmpty]: Start isEmpty. Operand 11558 states and 15395 transitions. [2024-11-24 01:14:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:14:55,285 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:55,285 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:55,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2024-11-24 01:14:55,285 INFO L396 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:55,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:55,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1887055293, now seen corresponding path program 1 times [2024-11-24 01:14:55,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:55,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921830492] [2024-11-24 01:14:55,286 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:55,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:56,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:56,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:56,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921830492] [2024-11-24 01:14:56,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921830492] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:56,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:56,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:56,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063806121] [2024-11-24 01:14:56,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:56,973 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:56,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:56,974 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:56,974 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:56,974 INFO L87 Difference]: Start difference. First operand 11558 states and 15395 transitions. Second operand has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:58,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:14:58,762 INFO L93 Difference]: Finished difference Result 18426 states and 24930 transitions. [2024-11-24 01:14:58,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:14:58,763 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-24 01:14:58,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:14:58,772 INFO L225 Difference]: With dead ends: 18426 [2024-11-24 01:14:58,772 INFO L226 Difference]: Without dead ends: 11282 [2024-11-24 01:14:58,777 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:14:58,777 INFO L435 NwaCegarLoop]: 927 mSDtfsCounter, 1142 mSDsluCounter, 7282 mSDsCounter, 0 mSdLazyCounter, 863 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1144 SdHoareTripleChecker+Valid, 8209 SdHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:14:58,777 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1144 Valid, 8209 Invalid, 866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 863 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-24 01:14:58,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11282 states. [2024-11-24 01:14:58,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11282 to 11276. [2024-11-24 01:14:58,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11276 states, 11229 states have (on average 1.3319975064564966) internal successors, (14957), 11229 states have internal predecessors, (14957), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:14:58,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11276 states to 11276 states and 15047 transitions. [2024-11-24 01:14:58,901 INFO L78 Accepts]: Start accepts. Automaton has 11276 states and 15047 transitions. Word has length 285 [2024-11-24 01:14:58,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:14:58,901 INFO L471 AbstractCegarLoop]: Abstraction has 11276 states and 15047 transitions. [2024-11-24 01:14:58,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:14:58,901 INFO L276 IsEmpty]: Start isEmpty. Operand 11276 states and 15047 transitions. [2024-11-24 01:14:58,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:14:58,905 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:14:58,905 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:14:58,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2024-11-24 01:14:58,905 INFO L396 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:14:58,905 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:14:58,905 INFO L85 PathProgramCache]: Analyzing trace with hash 323614433, now seen corresponding path program 1 times [2024-11-24 01:14:58,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:14:58,905 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856527353] [2024-11-24 01:14:58,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:14:58,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:14:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:14:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:14:59,987 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:14:59,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856527353] [2024-11-24 01:14:59,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856527353] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:14:59,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:14:59,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:14:59,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619187971] [2024-11-24 01:14:59,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:14:59,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:14:59,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:14:59,989 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:14:59,989 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:14:59,989 INFO L87 Difference]: Start difference. First operand 11276 states and 15047 transitions. Second operand has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:01,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:01,183 INFO L93 Difference]: Finished difference Result 19505 states and 26266 transitions. [2024-11-24 01:15:01,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:15:01,183 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-24 01:15:01,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:01,197 INFO L225 Difference]: With dead ends: 19505 [2024-11-24 01:15:01,197 INFO L226 Difference]: Without dead ends: 12787 [2024-11-24 01:15:01,203 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2024-11-24 01:15:01,203 INFO L435 NwaCegarLoop]: 1023 mSDtfsCounter, 989 mSDsluCounter, 7809 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 989 SdHoareTripleChecker+Valid, 8832 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:01,204 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [989 Valid, 8832 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 01:15:01,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12787 states. [2024-11-24 01:15:01,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12787 to 10956. [2024-11-24 01:15:01,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10956 states, 10909 states have (on average 1.3312860940507838) internal successors, (14523), 10909 states have internal predecessors, (14523), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:15:01,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10956 states to 10956 states and 14613 transitions. [2024-11-24 01:15:01,355 INFO L78 Accepts]: Start accepts. Automaton has 10956 states and 14613 transitions. Word has length 285 [2024-11-24 01:15:01,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:01,356 INFO L471 AbstractCegarLoop]: Abstraction has 10956 states and 14613 transitions. [2024-11-24 01:15:01,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.272727272727273) internal successors, (278), 11 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:01,356 INFO L276 IsEmpty]: Start isEmpty. Operand 10956 states and 14613 transitions. [2024-11-24 01:15:01,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:15:01,360 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:01,360 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:01,360 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2024-11-24 01:15:01,360 INFO L396 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:01,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:01,360 INFO L85 PathProgramCache]: Analyzing trace with hash -180925920, now seen corresponding path program 1 times [2024-11-24 01:15:01,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:01,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1392065540] [2024-11-24 01:15:01,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:01,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:02,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:02,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1392065540] [2024-11-24 01:15:02,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1392065540] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:02,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:02,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:15:02,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793397780] [2024-11-24 01:15:02,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:02,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:15:02,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:02,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:15:02,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:15:02,601 INFO L87 Difference]: Start difference. First operand 10956 states and 14613 transitions. Second operand has 10 states, 10 states have (on average 27.8) internal successors, (278), 10 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:03,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:03,793 INFO L93 Difference]: Finished difference Result 19227 states and 25808 transitions. [2024-11-24 01:15:03,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:15:03,794 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.8) internal successors, (278), 10 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-24 01:15:03,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:03,803 INFO L225 Difference]: With dead ends: 19227 [2024-11-24 01:15:03,803 INFO L226 Difference]: Without dead ends: 12255 [2024-11-24 01:15:03,809 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2024-11-24 01:15:03,809 INFO L435 NwaCegarLoop]: 924 mSDtfsCounter, 1157 mSDsluCounter, 6406 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 7330 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:03,809 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1157 Valid, 7330 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 01:15:03,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12255 states. [2024-11-24 01:15:03,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12255 to 10964. [2024-11-24 01:15:03,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10964 states, 10917 states have (on average 1.3306769258953925) internal successors, (14527), 10917 states have internal predecessors, (14527), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:15:03,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10964 states to 10964 states and 14617 transitions. [2024-11-24 01:15:03,935 INFO L78 Accepts]: Start accepts. Automaton has 10964 states and 14617 transitions. Word has length 285 [2024-11-24 01:15:03,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:03,936 INFO L471 AbstractCegarLoop]: Abstraction has 10964 states and 14617 transitions. [2024-11-24 01:15:03,936 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.8) internal successors, (278), 10 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:03,936 INFO L276 IsEmpty]: Start isEmpty. Operand 10964 states and 14617 transitions. [2024-11-24 01:15:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:15:03,939 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:03,939 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:03,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2024-11-24 01:15:03,940 INFO L396 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:03,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:03,940 INFO L85 PathProgramCache]: Analyzing trace with hash -812488004, now seen corresponding path program 1 times [2024-11-24 01:15:03,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:03,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729452720] [2024-11-24 01:15:03,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:03,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:04,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:04,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:04,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729452720] [2024-11-24 01:15:04,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729452720] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:04,374 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:04,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 01:15:04,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753130285] [2024-11-24 01:15:04,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:04,374 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:15:04,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:04,375 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:15:04,375 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:15:04,375 INFO L87 Difference]: Start difference. First operand 10964 states and 14617 transitions. Second operand has 4 states, 4 states have (on average 69.5) internal successors, (278), 4 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:04,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:04,481 INFO L93 Difference]: Finished difference Result 18913 states and 25461 transitions. [2024-11-24 01:15:04,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:15:04,482 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 69.5) internal successors, (278), 4 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-24 01:15:04,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:04,491 INFO L225 Difference]: With dead ends: 18913 [2024-11-24 01:15:04,491 INFO L226 Difference]: Without dead ends: 11132 [2024-11-24 01:15:04,497 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 01:15:04,497 INFO L435 NwaCegarLoop]: 973 mSDtfsCounter, 0 mSDsluCounter, 1934 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2907 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:04,497 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2907 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:15:04,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11132 states. [2024-11-24 01:15:04,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11132 to 11132. [2024-11-24 01:15:04,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11132 states, 11085 states have (on average 1.3276499774470005) internal successors, (14717), 11085 states have internal predecessors, (14717), 45 states have call successors, (45), 1 states have call predecessors, (45), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2024-11-24 01:15:04,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11132 states to 11132 states and 14807 transitions. [2024-11-24 01:15:04,613 INFO L78 Accepts]: Start accepts. Automaton has 11132 states and 14807 transitions. Word has length 285 [2024-11-24 01:15:04,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:04,613 INFO L471 AbstractCegarLoop]: Abstraction has 11132 states and 14807 transitions. [2024-11-24 01:15:04,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 69.5) internal successors, (278), 4 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:04,613 INFO L276 IsEmpty]: Start isEmpty. Operand 11132 states and 14807 transitions. [2024-11-24 01:15:04,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-24 01:15:04,616 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:04,617 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:04,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2024-11-24 01:15:04,617 INFO L396 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:04,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:04,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1532121004, now seen corresponding path program 1 times [2024-11-24 01:15:04,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:04,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038994595] [2024-11-24 01:15:04,617 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:04,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:06,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:06,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038994595] [2024-11-24 01:15:06,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038994595] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:06,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:06,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-24 01:15:06,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794923727] [2024-11-24 01:15:06,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:06,231 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:15:06,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:06,232 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:15:06,232 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:15:06,232 INFO L87 Difference]: Start difference. First operand 11132 states and 14807 transitions. Second operand has 10 states, 10 states have (on average 27.8) internal successors, (278), 10 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:07,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:07,242 INFO L93 Difference]: Finished difference Result 13608 states and 18112 transitions. [2024-11-24 01:15:07,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:15:07,243 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 27.8) internal successors, (278), 10 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 285 [2024-11-24 01:15:07,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:07,254 INFO L225 Difference]: With dead ends: 13608 [2024-11-24 01:15:07,254 INFO L226 Difference]: Without dead ends: 10039 [2024-11-24 01:15:07,259 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-24 01:15:07,259 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 1739 mSDsluCounter, 6633 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1741 SdHoareTripleChecker+Valid, 7586 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:07,259 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1741 Valid, 7586 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:15:07,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10039 states. [2024-11-24 01:15:07,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10039 to 7569. [2024-11-24 01:15:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7569 states, 7531 states have (on average 1.3139025361837737) internal successors, (9895), 7531 states have internal predecessors, (9895), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:15:07,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 9967 transitions. [2024-11-24 01:15:07,361 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 9967 transitions. Word has length 285 [2024-11-24 01:15:07,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:07,361 INFO L471 AbstractCegarLoop]: Abstraction has 7569 states and 9967 transitions. [2024-11-24 01:15:07,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 27.8) internal successors, (278), 10 states have internal predecessors, (278), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:07,361 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 9967 transitions. [2024-11-24 01:15:07,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-24 01:15:07,364 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:07,364 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:07,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2024-11-24 01:15:07,364 INFO L396 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:07,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:07,365 INFO L85 PathProgramCache]: Analyzing trace with hash 940277645, now seen corresponding path program 1 times [2024-11-24 01:15:07,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:07,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380099867] [2024-11-24 01:15:07,365 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:07,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:09,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:09,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:09,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380099867] [2024-11-24 01:15:09,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380099867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:09,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:09,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-24 01:15:09,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373147579] [2024-11-24 01:15:09,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:09,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 01:15:09,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:09,227 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 01:15:09,227 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:15:09,227 INFO L87 Difference]: Start difference. First operand 7569 states and 9967 transitions. Second operand has 14 states, 14 states have (on average 19.928571428571427) internal successors, (279), 14 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:11,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:11,896 INFO L93 Difference]: Finished difference Result 11593 states and 15483 transitions. [2024-11-24 01:15:11,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-24 01:15:11,897 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 19.928571428571427) internal successors, (279), 14 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 286 [2024-11-24 01:15:11,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:11,903 INFO L225 Difference]: With dead ends: 11593 [2024-11-24 01:15:11,903 INFO L226 Difference]: Without dead ends: 7615 [2024-11-24 01:15:11,907 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2024-11-24 01:15:11,907 INFO L435 NwaCegarLoop]: 909 mSDtfsCounter, 1362 mSDsluCounter, 9992 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 10901 SdHoareTripleChecker+Invalid, 809 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:11,907 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1364 Valid, 10901 Invalid, 809 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-24 01:15:11,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7615 states. [2024-11-24 01:15:11,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7615 to 7569. [2024-11-24 01:15:11,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7569 states, 7531 states have (on average 1.3133713982206878) internal successors, (9891), 7531 states have internal predecessors, (9891), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:15:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 9963 transitions. [2024-11-24 01:15:11,995 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 9963 transitions. Word has length 286 [2024-11-24 01:15:11,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:11,995 INFO L471 AbstractCegarLoop]: Abstraction has 7569 states and 9963 transitions. [2024-11-24 01:15:11,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 19.928571428571427) internal successors, (279), 14 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:11,995 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 9963 transitions. [2024-11-24 01:15:11,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-24 01:15:11,998 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:11,998 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:11,998 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2024-11-24 01:15:11,998 INFO L396 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:11,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:11,999 INFO L85 PathProgramCache]: Analyzing trace with hash -958210134, now seen corresponding path program 1 times [2024-11-24 01:15:11,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:11,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481355076] [2024-11-24 01:15:11,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:11,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:13,641 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:13,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481355076] [2024-11-24 01:15:13,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481355076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:13,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:13,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-24 01:15:13,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728530774] [2024-11-24 01:15:13,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:13,641 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-24 01:15:13,641 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:13,642 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-24 01:15:13,642 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2024-11-24 01:15:13,642 INFO L87 Difference]: Start difference. First operand 7569 states and 9963 transitions. Second operand has 13 states, 13 states have (on average 21.46153846153846) internal successors, (279), 13 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:15,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:15,519 INFO L93 Difference]: Finished difference Result 11235 states and 15055 transitions. [2024-11-24 01:15:15,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 01:15:15,519 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 21.46153846153846) internal successors, (279), 13 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 286 [2024-11-24 01:15:15,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:15,525 INFO L225 Difference]: With dead ends: 11235 [2024-11-24 01:15:15,525 INFO L226 Difference]: Without dead ends: 7557 [2024-11-24 01:15:15,528 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2024-11-24 01:15:15,529 INFO L435 NwaCegarLoop]: 907 mSDtfsCounter, 1817 mSDsluCounter, 8124 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 9031 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:15,529 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1819 Valid, 9031 Invalid, 815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-24 01:15:15,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7557 states. [2024-11-24 01:15:15,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7557 to 7553. [2024-11-24 01:15:15,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7553 states, 7515 states have (on average 1.3135063206919495) internal successors, (9871), 7515 states have internal predecessors, (9871), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:15:15,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7553 states to 7553 states and 9943 transitions. [2024-11-24 01:15:15,619 INFO L78 Accepts]: Start accepts. Automaton has 7553 states and 9943 transitions. Word has length 286 [2024-11-24 01:15:15,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:15,619 INFO L471 AbstractCegarLoop]: Abstraction has 7553 states and 9943 transitions. [2024-11-24 01:15:15,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 21.46153846153846) internal successors, (279), 13 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:15,620 INFO L276 IsEmpty]: Start isEmpty. Operand 7553 states and 9943 transitions. [2024-11-24 01:15:15,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-24 01:15:15,623 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:15,624 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:15,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2024-11-24 01:15:15,624 INFO L396 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:15,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:15,624 INFO L85 PathProgramCache]: Analyzing trace with hash -118324484, now seen corresponding path program 1 times [2024-11-24 01:15:15,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:15,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637984548] [2024-11-24 01:15:15,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:15,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:16,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:16,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:16,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637984548] [2024-11-24 01:15:16,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637984548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:16,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:16,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:15:16,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968684522] [2024-11-24 01:15:16,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:16,128 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:15:16,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:16,129 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:15:16,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:15:16,129 INFO L87 Difference]: Start difference. First operand 7553 states and 9943 transitions. Second operand has 5 states, 5 states have (on average 55.8) internal successors, (279), 5 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:16,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:16,369 INFO L93 Difference]: Finished difference Result 11665 states and 15573 transitions. [2024-11-24 01:15:16,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:15:16,369 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 55.8) internal successors, (279), 5 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 286 [2024-11-24 01:15:16,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:16,376 INFO L225 Difference]: With dead ends: 11665 [2024-11-24 01:15:16,376 INFO L226 Difference]: Without dead ends: 7645 [2024-11-24 01:15:16,379 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:15:16,379 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 833 mSDsluCounter, 1902 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 833 SdHoareTripleChecker+Valid, 2855 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:16,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [833 Valid, 2855 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:15:16,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7645 states. [2024-11-24 01:15:16,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7645 to 7573. [2024-11-24 01:15:16,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7573 states, 7535 states have (on average 1.3132050431320503) internal successors, (9895), 7535 states have internal predecessors, (9895), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:15:16,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7573 states to 7573 states and 9967 transitions. [2024-11-24 01:15:16,463 INFO L78 Accepts]: Start accepts. Automaton has 7573 states and 9967 transitions. Word has length 286 [2024-11-24 01:15:16,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:16,463 INFO L471 AbstractCegarLoop]: Abstraction has 7573 states and 9967 transitions. [2024-11-24 01:15:16,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 55.8) internal successors, (279), 5 states have internal predecessors, (279), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:16,463 INFO L276 IsEmpty]: Start isEmpty. Operand 7573 states and 9967 transitions. [2024-11-24 01:15:16,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-24 01:15:16,466 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:16,466 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:16,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2024-11-24 01:15:16,467 INFO L396 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:16,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:16,467 INFO L85 PathProgramCache]: Analyzing trace with hash -475589060, now seen corresponding path program 1 times [2024-11-24 01:15:16,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:16,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127935019] [2024-11-24 01:15:16,467 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:16,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:16,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:17,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:17,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:17,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127935019] [2024-11-24 01:15:17,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127935019] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:17,634 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:17,634 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:15:17,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323532818] [2024-11-24 01:15:17,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:17,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:15:17,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:17,635 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:15:17,635 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:15:17,635 INFO L87 Difference]: Start difference. First operand 7573 states and 9967 transitions. Second operand has 11 states, 11 states have (on average 25.363636363636363) internal successors, (279), 11 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:19,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:19,112 INFO L93 Difference]: Finished difference Result 11259 states and 15085 transitions. [2024-11-24 01:15:19,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:15:19,112 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.363636363636363) internal successors, (279), 11 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 286 [2024-11-24 01:15:19,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:19,118 INFO L225 Difference]: With dead ends: 11259 [2024-11-24 01:15:19,118 INFO L226 Difference]: Without dead ends: 7587 [2024-11-24 01:15:19,121 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:15:19,122 INFO L435 NwaCegarLoop]: 875 mSDtfsCounter, 1798 mSDsluCounter, 5454 mSDsCounter, 0 mSdLazyCounter, 736 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1800 SdHoareTripleChecker+Valid, 6329 SdHoareTripleChecker+Invalid, 741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:19,122 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1800 Valid, 6329 Invalid, 741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 736 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-24 01:15:19,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7587 states. [2024-11-24 01:15:19,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7587 to 7409. [2024-11-24 01:15:19,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7409 states, 7371 states have (on average 1.315289648622982) internal successors, (9695), 7371 states have internal predecessors, (9695), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:15:19,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7409 states to 7409 states and 9767 transitions. [2024-11-24 01:15:19,207 INFO L78 Accepts]: Start accepts. Automaton has 7409 states and 9767 transitions. Word has length 286 [2024-11-24 01:15:19,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:19,207 INFO L471 AbstractCegarLoop]: Abstraction has 7409 states and 9767 transitions. [2024-11-24 01:15:19,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.363636363636363) internal successors, (279), 11 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:19,207 INFO L276 IsEmpty]: Start isEmpty. Operand 7409 states and 9767 transitions. [2024-11-24 01:15:19,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-24 01:15:19,210 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:19,210 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:19,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2024-11-24 01:15:19,211 INFO L396 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:19,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:19,211 INFO L85 PathProgramCache]: Analyzing trace with hash 26603251, now seen corresponding path program 1 times [2024-11-24 01:15:19,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:19,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463933454] [2024-11-24 01:15:19,211 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:19,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:20,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:20,375 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:20,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463933454] [2024-11-24 01:15:20,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463933454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:20,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:20,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-24 01:15:20,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386557305] [2024-11-24 01:15:20,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:20,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-24 01:15:20,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:20,376 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-24 01:15:20,376 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:15:20,376 INFO L87 Difference]: Start difference. First operand 7409 states and 9767 transitions. Second operand has 11 states, 11 states have (on average 25.363636363636363) internal successors, (279), 11 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:22,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:22,157 INFO L93 Difference]: Finished difference Result 11057 states and 14841 transitions. [2024-11-24 01:15:22,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-24 01:15:22,158 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 25.363636363636363) internal successors, (279), 11 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 286 [2024-11-24 01:15:22,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:22,164 INFO L225 Difference]: With dead ends: 11057 [2024-11-24 01:15:22,164 INFO L226 Difference]: Without dead ends: 7417 [2024-11-24 01:15:22,166 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-11-24 01:15:22,166 INFO L435 NwaCegarLoop]: 873 mSDtfsCounter, 1621 mSDsluCounter, 6908 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1623 SdHoareTripleChecker+Valid, 7781 SdHoareTripleChecker+Invalid, 919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:22,167 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1623 Valid, 7781 Invalid, 919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-24 01:15:22,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7417 states. [2024-11-24 01:15:22,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7417 to 7411. [2024-11-24 01:15:22,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7411 states, 7373 states have (on average 1.3152041231520413) internal successors, (9697), 7373 states have internal predecessors, (9697), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:15:22,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 9769 transitions. [2024-11-24 01:15:22,258 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 9769 transitions. Word has length 286 [2024-11-24 01:15:22,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:22,258 INFO L471 AbstractCegarLoop]: Abstraction has 7411 states and 9769 transitions. [2024-11-24 01:15:22,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 25.363636363636363) internal successors, (279), 11 states have internal predecessors, (279), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:22,259 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 9769 transitions. [2024-11-24 01:15:22,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-24 01:15:22,263 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:22,263 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:22,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2024-11-24 01:15:22,263 INFO L396 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:22,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:22,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1979536256, now seen corresponding path program 1 times [2024-11-24 01:15:22,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:22,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411522702] [2024-11-24 01:15:22,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:22,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:23,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-24 01:15:23,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:23,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411522702] [2024-11-24 01:15:23,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411522702] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:15:23,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1349173129] [2024-11-24 01:15:23,097 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:23,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:23,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:15:23,100 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:15:23,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:15:25,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:25,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 1241 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-24 01:15:25,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:25,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 01:15:25,229 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:15:25,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1349173129] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:25,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:15:25,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-24 01:15:25,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172916306] [2024-11-24 01:15:25,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:25,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:15:25,231 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:25,231 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:15:25,231 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:15:25,231 INFO L87 Difference]: Start difference. First operand 7411 states and 9769 transitions. Second operand has 6 states, 5 states have (on average 56.6) internal successors, (283), 6 states have internal predecessors, (283), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:25,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:25,465 INFO L93 Difference]: Finished difference Result 14558 states and 19144 transitions. [2024-11-24 01:15:25,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:15:25,465 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 56.6) internal successors, (283), 6 states have internal predecessors, (283), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 287 [2024-11-24 01:15:25,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:25,473 INFO L225 Difference]: With dead ends: 14558 [2024-11-24 01:15:25,473 INFO L226 Difference]: Without dead ends: 7411 [2024-11-24 01:15:25,476 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 292 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-24 01:15:25,476 INFO L435 NwaCegarLoop]: 970 mSDtfsCounter, 0 mSDsluCounter, 3867 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4837 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:25,476 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4837 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 01:15:25,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7411 states. [2024-11-24 01:15:25,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7411 to 7411. [2024-11-24 01:15:25,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7411 states, 7373 states have (on average 1.31194900311949) internal successors, (9673), 7373 states have internal predecessors, (9673), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:15:25,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 9745 transitions. [2024-11-24 01:15:25,618 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 9745 transitions. Word has length 287 [2024-11-24 01:15:25,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:25,618 INFO L471 AbstractCegarLoop]: Abstraction has 7411 states and 9745 transitions. [2024-11-24 01:15:25,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 56.6) internal successors, (283), 6 states have internal predecessors, (283), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:25,618 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 9745 transitions. [2024-11-24 01:15:25,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-24 01:15:25,623 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:25,623 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:25,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 01:15:25,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:25,823 INFO L396 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:25,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:25,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1048042333, now seen corresponding path program 1 times [2024-11-24 01:15:25,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:25,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603656607] [2024-11-24 01:15:25,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:25,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:26,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:26,679 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:26,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:26,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603656607] [2024-11-24 01:15:26,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603656607] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:26,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:26,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-24 01:15:26,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717609865] [2024-11-24 01:15:26,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:26,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:15:26,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:26,681 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:15:26,681 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:15:26,681 INFO L87 Difference]: Start difference. First operand 7411 states and 9745 transitions. Second operand has 8 states, 8 states have (on average 35.125) internal successors, (281), 8 states have internal predecessors, (281), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:27,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:27,495 INFO L93 Difference]: Finished difference Result 14853 states and 19519 transitions. [2024-11-24 01:15:27,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:15:27,495 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 35.125) internal successors, (281), 8 states have internal predecessors, (281), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 288 [2024-11-24 01:15:27,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:27,502 INFO L225 Difference]: With dead ends: 14853 [2024-11-24 01:15:27,502 INFO L226 Difference]: Without dead ends: 7592 [2024-11-24 01:15:27,506 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:15:27,506 INFO L435 NwaCegarLoop]: 901 mSDtfsCounter, 1001 mSDsluCounter, 4478 mSDsCounter, 0 mSdLazyCounter, 452 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1003 SdHoareTripleChecker+Valid, 5379 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:27,506 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1003 Valid, 5379 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-24 01:15:27,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7592 states. [2024-11-24 01:15:27,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7592 to 7592. [2024-11-24 01:15:27,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7592 states, 7554 states have (on average 1.3126820227693936) internal successors, (9916), 7554 states have internal predecessors, (9916), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:15:27,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7592 states to 7592 states and 9988 transitions. [2024-11-24 01:15:27,605 INFO L78 Accepts]: Start accepts. Automaton has 7592 states and 9988 transitions. Word has length 288 [2024-11-24 01:15:27,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:27,605 INFO L471 AbstractCegarLoop]: Abstraction has 7592 states and 9988 transitions. [2024-11-24 01:15:27,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 35.125) internal successors, (281), 8 states have internal predecessors, (281), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 7592 states and 9988 transitions. [2024-11-24 01:15:27,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-24 01:15:27,608 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:27,609 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:27,609 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2024-11-24 01:15:27,609 INFO L396 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:27,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:27,609 INFO L85 PathProgramCache]: Analyzing trace with hash 2083128953, now seen corresponding path program 1 times [2024-11-24 01:15:27,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:27,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378860305] [2024-11-24 01:15:27,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:27,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:27,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:27,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 01:15:27,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378860305] [2024-11-24 01:15:27,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378860305] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:27,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:27,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 01:15:27,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183317582] [2024-11-24 01:15:27,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:27,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 01:15:27,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 01:15:27,978 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 01:15:27,978 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:15:27,978 INFO L87 Difference]: Start difference. First operand 7592 states and 9988 transitions. Second operand has 5 states, 5 states have (on average 56.4) internal successors, (282), 5 states have internal predecessors, (282), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:28,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:28,115 INFO L93 Difference]: Finished difference Result 14799 states and 19429 transitions. [2024-11-24 01:15:28,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 01:15:28,116 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 56.4) internal successors, (282), 5 states have internal predecessors, (282), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 289 [2024-11-24 01:15:28,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:28,122 INFO L225 Difference]: With dead ends: 14799 [2024-11-24 01:15:28,122 INFO L226 Difference]: Without dead ends: 7411 [2024-11-24 01:15:28,126 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 01:15:28,126 INFO L435 NwaCegarLoop]: 971 mSDtfsCounter, 36 mSDsluCounter, 2901 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 3872 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:28,126 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 3872 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:15:28,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7411 states. [2024-11-24 01:15:28,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7411 to 7411. [2024-11-24 01:15:28,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7411 states, 7373 states have (on average 1.3118133731181338) internal successors, (9672), 7373 states have internal predecessors, (9672), 36 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 01:15:28,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 9744 transitions. [2024-11-24 01:15:28,244 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 9744 transitions. Word has length 289 [2024-11-24 01:15:28,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:28,245 INFO L471 AbstractCegarLoop]: Abstraction has 7411 states and 9744 transitions. [2024-11-24 01:15:28,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 56.4) internal successors, (282), 5 states have internal predecessors, (282), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:28,245 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 9744 transitions. [2024-11-24 01:15:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-24 01:15:28,248 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:28,248 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:28,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2024-11-24 01:15:28,248 INFO L396 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:28,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:28,248 INFO L85 PathProgramCache]: Analyzing trace with hash -348360737, now seen corresponding path program 1 times [2024-11-24 01:15:28,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 01:15:28,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952426092] [2024-11-24 01:15:28,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:28,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 01:15:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:15:28,706 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 01:15:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 01:15:29,793 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 01:15:29,794 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 01:15:29,795 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 01:15:29,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2024-11-24 01:15:29,800 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:30,094 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 01:15:30,096 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 01:15:30 BoogieIcfgContainer [2024-11-24 01:15:30,096 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 01:15:30,097 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 01:15:30,098 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 01:15:30,098 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 01:15:30,099 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:09:18" (3/4) ... [2024-11-24 01:15:30,103 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 01:15:30,104 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 01:15:30,104 INFO L158 Benchmark]: Toolchain (without parser) took 377428.49ms. Allocated memory was 142.6MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 118.0MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 337.4MB. Max. memory is 16.1GB. [2024-11-24 01:15:30,104 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:15:30,105 INFO L158 Benchmark]: CACSL2BoogieTranslator took 914.97ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 83.3MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-24 01:15:30,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 341.60ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 86.8MB in the end (delta: -3.8MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. [2024-11-24 01:15:30,105 INFO L158 Benchmark]: Boogie Preprocessor took 295.48ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 64.8MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 01:15:30,105 INFO L158 Benchmark]: RCFGBuilder took 4286.59ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 64.8MB in the beginning and 193.0MB in the end (delta: -128.2MB). Peak memory consumption was 173.1MB. Max. memory is 16.1GB. [2024-11-24 01:15:30,105 INFO L158 Benchmark]: TraceAbstraction took 371575.67ms. Allocated memory was 385.9MB in the beginning and 2.4GB in the end (delta: 2.0GB). Free memory was 190.2MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 165.8MB. Max. memory is 16.1GB. [2024-11-24 01:15:30,105 INFO L158 Benchmark]: Witness Printer took 6.83ms. Allocated memory is still 2.4GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 211.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 01:15:30,106 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 914.97ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 83.3MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 341.60ms. Allocated memory is still 142.6MB. Free memory was 83.0MB in the beginning and 86.8MB in the end (delta: -3.8MB). Peak memory consumption was 40.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 295.48ms. Allocated memory is still 142.6MB. Free memory was 86.8MB in the beginning and 64.8MB in the end (delta: 22.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4286.59ms. Allocated memory was 142.6MB in the beginning and 385.9MB in the end (delta: 243.3MB). Free memory was 64.8MB in the beginning and 193.0MB in the end (delta: -128.2MB). Peak memory consumption was 173.1MB. Max. memory is 16.1GB. * TraceAbstraction took 371575.67ms. Allocated memory was 385.9MB in the beginning and 2.4GB in the end (delta: 2.0GB). Free memory was 190.2MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 165.8MB. Max. memory is 16.1GB. * Witness Printer took 6.83ms. Allocated memory is still 2.4GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 211.6kB). 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: 21]: 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 bitwiseOr at line 202, overapproximation of bitwiseAnd at line 193, overapproximation of bitwiseAnd at line 203, overapproximation of bitwiseAnd at line 231, overapproximation of bitwiseAnd at line 296, overapproximation of bitwiseAnd at line 227, overapproximation of bitwiseAnd at line 288, overapproximation of bitwiseAnd at line 284, overapproximation of bitwiseAnd at line 243, overapproximation of bitwiseAnd at line 300, overapproximation of bitwiseAnd at line 247, overapproximation of bitwiseAnd at line 292, overapproximation of bitwiseAnd at line 235, overapproximation of bitwiseAnd at line 239, overapproximation of bitwiseAnd at line 256, overapproximation of bitwiseAnd at line 439, overapproximation of bitwiseAnd at line 260, overapproximation of bitwiseAnd at line 188, overapproximation of bitwiseAnd at line 268, overapproximation of bitwiseAnd at line 272, overapproximation of bitwiseAnd at line 280. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 31); [L30] const SORT_9 msb_SORT_9 = (SORT_9)1 << (31 - 1); [L32] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 16); [L33] const SORT_11 msb_SORT_11 = (SORT_11)1 << (16 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 3); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (3 - 1); [L38] const SORT_15 mask_SORT_15 = (SORT_15)-1 >> (sizeof(SORT_15) * 8 - 4); [L39] const SORT_15 msb_SORT_15 = (SORT_15)1 << (4 - 1); [L41] const SORT_17 mask_SORT_17 = (SORT_17)-1 >> (sizeof(SORT_17) * 8 - 5); [L42] const SORT_17 msb_SORT_17 = (SORT_17)1 << (5 - 1); [L44] const SORT_19 mask_SORT_19 = (SORT_19)-1 >> (sizeof(SORT_19) * 8 - 6); [L45] const SORT_19 msb_SORT_19 = (SORT_19)1 << (6 - 1); [L47] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 7); [L48] const SORT_21 msb_SORT_21 = (SORT_21)1 << (7 - 1); [L50] const SORT_23 mask_SORT_23 = (SORT_23)-1 >> (sizeof(SORT_23) * 8 - 8); [L51] const SORT_23 msb_SORT_23 = (SORT_23)1 << (8 - 1); [L53] const SORT_25 mask_SORT_25 = (SORT_25)-1 >> (sizeof(SORT_25) * 8 - 9); [L54] const SORT_25 msb_SORT_25 = (SORT_25)1 << (9 - 1); [L56] const SORT_27 mask_SORT_27 = (SORT_27)-1 >> (sizeof(SORT_27) * 8 - 10); [L57] const SORT_27 msb_SORT_27 = (SORT_27)1 << (10 - 1); [L59] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 11); [L60] const SORT_29 msb_SORT_29 = (SORT_29)1 << (11 - 1); [L62] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 12); [L63] const SORT_31 msb_SORT_31 = (SORT_31)1 << (12 - 1); [L65] const SORT_33 mask_SORT_33 = (SORT_33)-1 >> (sizeof(SORT_33) * 8 - 13); [L66] const SORT_33 msb_SORT_33 = (SORT_33)1 << (13 - 1); [L68] const SORT_35 mask_SORT_35 = (SORT_35)-1 >> (sizeof(SORT_35) * 8 - 14); [L69] const SORT_35 msb_SORT_35 = (SORT_35)1 << (14 - 1); [L71] const SORT_37 mask_SORT_37 = (SORT_37)-1 >> (sizeof(SORT_37) * 8 - 15); [L72] const SORT_37 msb_SORT_37 = (SORT_37)1 << (15 - 1); [L74] const SORT_62 mask_SORT_62 = (SORT_62)-1 >> (sizeof(SORT_62) * 8 - 32); [L75] const SORT_62 msb_SORT_62 = (SORT_62)1 << (32 - 1); [L77] const SORT_65 mask_SORT_65 = (SORT_65)-1 >> (sizeof(SORT_65) * 8 - 17); [L78] const SORT_65 msb_SORT_65 = (SORT_65)1 << (17 - 1); [L80] const SORT_68 mask_SORT_68 = (SORT_68)-1 >> (sizeof(SORT_68) * 8 - 18); [L81] const SORT_68 msb_SORT_68 = (SORT_68)1 << (18 - 1); [L83] const SORT_71 mask_SORT_71 = (SORT_71)-1 >> (sizeof(SORT_71) * 8 - 19); [L84] const SORT_71 msb_SORT_71 = (SORT_71)1 << (19 - 1); [L86] const SORT_74 mask_SORT_74 = (SORT_74)-1 >> (sizeof(SORT_74) * 8 - 20); [L87] const SORT_74 msb_SORT_74 = (SORT_74)1 << (20 - 1); [L89] const SORT_77 mask_SORT_77 = (SORT_77)-1 >> (sizeof(SORT_77) * 8 - 21); [L90] const SORT_77 msb_SORT_77 = (SORT_77)1 << (21 - 1); [L92] const SORT_80 mask_SORT_80 = (SORT_80)-1 >> (sizeof(SORT_80) * 8 - 22); [L93] const SORT_80 msb_SORT_80 = (SORT_80)1 << (22 - 1); [L95] const SORT_83 mask_SORT_83 = (SORT_83)-1 >> (sizeof(SORT_83) * 8 - 23); [L96] const SORT_83 msb_SORT_83 = (SORT_83)1 << (23 - 1); [L98] const SORT_86 mask_SORT_86 = (SORT_86)-1 >> (sizeof(SORT_86) * 8 - 24); [L99] const SORT_86 msb_SORT_86 = (SORT_86)1 << (24 - 1); [L101] const SORT_89 mask_SORT_89 = (SORT_89)-1 >> (sizeof(SORT_89) * 8 - 25); [L102] const SORT_89 msb_SORT_89 = (SORT_89)1 << (25 - 1); [L104] const SORT_92 mask_SORT_92 = (SORT_92)-1 >> (sizeof(SORT_92) * 8 - 26); [L105] const SORT_92 msb_SORT_92 = (SORT_92)1 << (26 - 1); [L107] const SORT_95 mask_SORT_95 = (SORT_95)-1 >> (sizeof(SORT_95) * 8 - 27); [L108] const SORT_95 msb_SORT_95 = (SORT_95)1 << (27 - 1); [L110] const SORT_98 mask_SORT_98 = (SORT_98)-1 >> (sizeof(SORT_98) * 8 - 28); [L111] const SORT_98 msb_SORT_98 = (SORT_98)1 << (28 - 1); [L113] const SORT_101 mask_SORT_101 = (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 29); [L114] const SORT_101 msb_SORT_101 = (SORT_101)1 << (29 - 1); [L116] const SORT_104 mask_SORT_104 = (SORT_104)-1 >> (sizeof(SORT_104) * 8 - 30); [L117] const SORT_104 msb_SORT_104 = (SORT_104)1 << (30 - 1); [L119] const SORT_153 mask_SORT_153 = (SORT_153)-1 >> (sizeof(SORT_153) * 8 - 2); [L120] const SORT_153 msb_SORT_153 = (SORT_153)1 << (2 - 1); [L122] const SORT_1 var_7 = 0; [L123] const SORT_1 var_8 = 1; [L124] const SORT_9 var_10 = 0; [L125] const SORT_12 var_13 = 4; [L126] const SORT_12 var_114 = 5; [L127] const SORT_11 var_116 = 0; [L128] const SORT_11 var_150 = 64; [L129] const SORT_153 var_154 = 1; [L130] const SORT_23 var_189 = 127; [L131] const SORT_11 var_197 = 1; [L132] const SORT_11 var_199 = 127; [L133] const SORT_12 var_247 = 6; [L134] const SORT_15 var_251 = 9; [L135] const SORT_21 var_269 = 64; [L136] const SORT_12 var_282 = 0; [L137] const SORT_15 var_285 = 0; [L139] SORT_1 input_2; [L140] SORT_1 input_3; [L141] SORT_1 input_4; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L143] SORT_1 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L144] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_40=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L145] SORT_11 state_56 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_40=0, state_56=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L146] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L147] SORT_11 state_117 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_15 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L148] SORT_15 state_137 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L149] EXPR __VERIFIER_nondet_uchar() & mask_SORT_15 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_137=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L149] SORT_15 state_140 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L150] EXPR __VERIFIER_nondet_ushort() & mask_SORT_11 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_137=0, state_140=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_116=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L150] SORT_11 state_144 = __VERIFIER_nondet_ushort() & mask_SORT_11; [L152] SORT_11 init_118_arg_1 = var_116; [L153] state_117 = init_118_arg_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L156] input_2 = __VERIFIER_nondet_uchar() [L157] input_3 = __VERIFIER_nondet_uchar() [L158] EXPR input_3 & mask_SORT_1 VAL [mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L158] input_3 = input_3 & mask_SORT_1 [L159] input_4 = __VERIFIER_nondet_uchar() [L160] EXPR input_4 & mask_SORT_1 VAL [input_3=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, state_5=1, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L160] input_4 = input_4 & mask_SORT_1 [L162] SORT_1 var_125_arg_0 = state_5; [L163] SORT_1 var_125 = ~var_125_arg_0; [L164] SORT_1 var_126_arg_0 = var_125; [L165] SORT_1 var_126 = ~var_126_arg_0; [L166] SORT_1 var_127_arg_0 = state_5; [L167] SORT_1 var_127_arg_1 = var_126; VAL [input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_127_arg_0=1, var_127_arg_1=-255, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L168] EXPR var_127_arg_0 | var_127_arg_1 VAL [input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L168] SORT_1 var_127 = var_127_arg_0 | var_127_arg_1; [L169] EXPR var_127 & mask_SORT_1 VAL [input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L169] var_127 = var_127 & mask_SORT_1 [L170] SORT_1 constr_128_arg_0 = var_127; VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L171] CALL assume_abort_if_not(constr_128_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) VAL [\old(cond)=1] [L171] RET assume_abort_if_not(constr_128_arg_0) VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L172] SORT_1 var_129_arg_0 = var_8; VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_129_arg_0=1, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L173] EXPR var_129_arg_0 & mask_SORT_1 VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L173] var_129_arg_0 = var_129_arg_0 & mask_SORT_1 [L174] SORT_11 var_129 = var_129_arg_0; [L175] SORT_11 var_130_arg_0 = state_117; [L176] SORT_11 var_130_arg_1 = var_129; [L177] SORT_1 var_130 = var_130_arg_0 <= var_130_arg_1; [L178] SORT_1 var_131_arg_0 = input_4; [L179] SORT_1 var_131_arg_1 = var_130; VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_131_arg_0=0, var_131_arg_1=1, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L180] EXPR var_131_arg_0 ^ var_131_arg_1 VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L180] SORT_1 var_131 = var_131_arg_0 ^ var_131_arg_1; [L181] SORT_1 var_132_arg_0 = var_131; [L182] SORT_1 var_132 = ~var_132_arg_0; [L183] SORT_1 var_133_arg_0 = var_131; [L184] SORT_1 var_133 = ~var_133_arg_0; [L185] SORT_1 var_134_arg_0 = var_132; [L186] SORT_1 var_134_arg_1 = var_133; VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_134_arg_0=-2, var_134_arg_1=-2, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L187] EXPR var_134_arg_0 | var_134_arg_1 VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L187] SORT_1 var_134 = var_134_arg_0 | var_134_arg_1; [L188] EXPR var_134 & mask_SORT_1 VAL [constr_128_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L188] var_134 = var_134 & mask_SORT_1 [L189] SORT_1 constr_135_arg_0 = var_134; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L190] CALL assume_abort_if_not(constr_135_arg_0) VAL [\old(cond)=1] [L22] COND FALSE !(!cond) VAL [\old(cond)=1] [L190] RET assume_abort_if_not(constr_135_arg_0) VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L192] SORT_12 var_115_arg_0 = var_114; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_115_arg_0=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L193] EXPR var_115_arg_0 & mask_SORT_12 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L193] var_115_arg_0 = var_115_arg_0 & mask_SORT_12 [L194] SORT_11 var_115 = var_115_arg_0; [L195] SORT_11 var_119_arg_0 = var_115; [L196] SORT_11 var_119_arg_1 = state_117; [L197] SORT_1 var_119 = var_119_arg_0 < var_119_arg_1; [L198] SORT_1 var_14_arg_0 = input_3; [L199] SORT_1 var_14 = ~var_14_arg_0; [L200] SORT_1 var_16_arg_0 = var_14; [L201] SORT_12 var_16_arg_1 = var_13; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_16_arg_0=-1, var_16_arg_1=4, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L202] EXPR ((SORT_15)var_16_arg_0 << 3) | var_16_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L202] SORT_15 var_16 = ((SORT_15)var_16_arg_0 << 3) | var_16_arg_1; [L203] EXPR var_16 & mask_SORT_15 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L203] var_16 = var_16 & mask_SORT_15 [L204] SORT_1 var_18_arg_0 = input_3; [L205] SORT_15 var_18_arg_1 = var_16; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_18_arg_0=0, var_18_arg_1=0, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L206] EXPR ((SORT_17)var_18_arg_0 << 4) | var_18_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L206] SORT_17 var_18 = ((SORT_17)var_18_arg_0 << 4) | var_18_arg_1; [L207] EXPR var_18 & mask_SORT_17 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L207] var_18 = var_18 & mask_SORT_17 [L208] SORT_1 var_20_arg_0 = input_3; [L209] SORT_17 var_20_arg_1 = var_18; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_20_arg_0=0, var_20_arg_1=0, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L210] EXPR ((SORT_19)var_20_arg_0 << 5) | var_20_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L210] SORT_19 var_20 = ((SORT_19)var_20_arg_0 << 5) | var_20_arg_1; [L211] EXPR var_20 & mask_SORT_19 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L211] var_20 = var_20 & mask_SORT_19 [L212] SORT_1 var_22_arg_0 = input_3; [L213] SORT_19 var_22_arg_1 = var_20; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_22_arg_0=0, var_22_arg_1=0, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L214] EXPR ((SORT_21)var_22_arg_0 << 6) | var_22_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L214] SORT_21 var_22 = ((SORT_21)var_22_arg_0 << 6) | var_22_arg_1; [L215] EXPR var_22 & mask_SORT_21 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L215] var_22 = var_22 & mask_SORT_21 [L216] SORT_1 var_24_arg_0 = input_3; [L217] SORT_21 var_24_arg_1 = var_22; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_24_arg_0=0, var_24_arg_1=0, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L218] EXPR ((SORT_23)var_24_arg_0 << 7) | var_24_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L218] SORT_23 var_24 = ((SORT_23)var_24_arg_0 << 7) | var_24_arg_1; [L219] EXPR var_24 & mask_SORT_23 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L219] var_24 = var_24 & mask_SORT_23 [L220] SORT_1 var_26_arg_0 = input_3; [L221] SORT_23 var_26_arg_1 = var_24; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_26_arg_0=0, var_26_arg_1=0, var_282=0, var_285=0, var_7=0, var_8=1] [L222] EXPR ((SORT_25)var_26_arg_0 << 8) | var_26_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L222] SORT_25 var_26 = ((SORT_25)var_26_arg_0 << 8) | var_26_arg_1; [L223] EXPR var_26 & mask_SORT_25 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L223] var_26 = var_26 & mask_SORT_25 [L224] SORT_1 var_28_arg_0 = var_14; [L225] SORT_25 var_28_arg_1 = var_26; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_28_arg_0=-1, var_28_arg_1=0, var_7=0, var_8=1] [L226] EXPR ((SORT_27)var_28_arg_0 << 9) | var_28_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L226] SORT_27 var_28 = ((SORT_27)var_28_arg_0 << 9) | var_28_arg_1; [L227] EXPR var_28 & mask_SORT_27 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L227] var_28 = var_28 & mask_SORT_27 [L228] SORT_1 var_30_arg_0 = var_14; [L229] SORT_27 var_30_arg_1 = var_28; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_30_arg_0=-1, var_30_arg_1=0, var_7=0, var_8=1] [L230] EXPR ((SORT_29)var_30_arg_0 << 10) | var_30_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L230] SORT_29 var_30 = ((SORT_29)var_30_arg_0 << 10) | var_30_arg_1; [L231] EXPR var_30 & mask_SORT_29 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L231] var_30 = var_30 & mask_SORT_29 [L232] SORT_1 var_32_arg_0 = var_14; [L233] SORT_29 var_32_arg_1 = var_30; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_32_arg_0=-1, var_32_arg_1=0, var_7=0, var_8=1] [L234] EXPR ((SORT_31)var_32_arg_0 << 11) | var_32_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L234] SORT_31 var_32 = ((SORT_31)var_32_arg_0 << 11) | var_32_arg_1; [L235] EXPR var_32 & mask_SORT_31 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L235] var_32 = var_32 & mask_SORT_31 [L236] SORT_1 var_34_arg_0 = var_14; [L237] SORT_31 var_34_arg_1 = var_32; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_34_arg_0=-1, var_34_arg_1=0, var_7=0, var_8=1] [L238] EXPR ((SORT_33)var_34_arg_0 << 12) | var_34_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L238] SORT_33 var_34 = ((SORT_33)var_34_arg_0 << 12) | var_34_arg_1; [L239] EXPR var_34 & mask_SORT_33 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L239] var_34 = var_34 & mask_SORT_33 [L240] SORT_1 var_36_arg_0 = var_14; [L241] SORT_33 var_36_arg_1 = var_34; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_36_arg_0=-1, var_36_arg_1=0, var_7=0, var_8=1] [L242] EXPR ((SORT_35)var_36_arg_0 << 13) | var_36_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L242] SORT_35 var_36 = ((SORT_35)var_36_arg_0 << 13) | var_36_arg_1; [L243] EXPR var_36 & mask_SORT_35 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L243] var_36 = var_36 & mask_SORT_35 [L244] SORT_1 var_38_arg_0 = var_14; [L245] SORT_35 var_38_arg_1 = var_36; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_38_arg_0=-1, var_38_arg_1=0, var_7=0, var_8=1] [L246] EXPR ((SORT_37)var_38_arg_0 << 14) | var_38_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L246] SORT_37 var_38 = ((SORT_37)var_38_arg_0 << 14) | var_38_arg_1; [L247] EXPR var_38 & mask_SORT_37 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_14=-1, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L247] var_38 = var_38 & mask_SORT_37 [L248] SORT_1 var_39_arg_0 = var_14; [L249] SORT_37 var_39_arg_1 = var_38; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39_arg_0=-1, var_39_arg_1=0, var_7=0, var_8=1] [L250] EXPR ((SORT_11)var_39_arg_0 << 15) | var_39_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_7=0, var_8=1] [L250] SORT_11 var_39 = ((SORT_11)var_39_arg_0 << 15) | var_39_arg_1; [L251] SORT_1 var_41_arg_0 = state_40; [L252] SORT_1 var_41 = ~var_41_arg_0; [L253] SORT_1 var_42_arg_0 = state_40; [L254] SORT_12 var_42_arg_1 = var_13; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_42_arg_0=0, var_42_arg_1=4, var_7=0, var_8=1] [L255] EXPR ((SORT_15)var_42_arg_0 << 3) | var_42_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L255] SORT_15 var_42 = ((SORT_15)var_42_arg_0 << 3) | var_42_arg_1; [L256] EXPR var_42 & mask_SORT_15 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L256] var_42 = var_42 & mask_SORT_15 [L257] SORT_1 var_43_arg_0 = var_41; [L258] SORT_15 var_43_arg_1 = var_42; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_43_arg_0=-1, var_43_arg_1=0, var_7=0, var_8=1] [L259] EXPR ((SORT_17)var_43_arg_0 << 4) | var_43_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L259] SORT_17 var_43 = ((SORT_17)var_43_arg_0 << 4) | var_43_arg_1; [L260] EXPR var_43 & mask_SORT_17 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L260] var_43 = var_43 & mask_SORT_17 [L261] SORT_1 var_44_arg_0 = state_40; [L262] SORT_17 var_44_arg_1 = var_43; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_44_arg_0=0, var_44_arg_1=0, var_7=0, var_8=1] [L263] EXPR ((SORT_19)var_44_arg_0 << 5) | var_44_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L263] SORT_19 var_44 = ((SORT_19)var_44_arg_0 << 5) | var_44_arg_1; [L264] EXPR var_44 & mask_SORT_19 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L264] var_44 = var_44 & mask_SORT_19 [L265] SORT_1 var_45_arg_0 = var_41; [L266] SORT_19 var_45_arg_1 = var_44; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_45_arg_0=-1, var_45_arg_1=0, var_7=0, var_8=1] [L267] EXPR ((SORT_21)var_45_arg_0 << 6) | var_45_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L267] SORT_21 var_45 = ((SORT_21)var_45_arg_0 << 6) | var_45_arg_1; [L268] EXPR var_45 & mask_SORT_21 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L268] var_45 = var_45 & mask_SORT_21 [L269] SORT_1 var_46_arg_0 = var_41; [L270] SORT_21 var_46_arg_1 = var_45; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_46_arg_0=-1, var_46_arg_1=0, var_7=0, var_8=1] [L271] EXPR ((SORT_23)var_46_arg_0 << 7) | var_46_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L271] SORT_23 var_46 = ((SORT_23)var_46_arg_0 << 7) | var_46_arg_1; [L272] EXPR var_46 & mask_SORT_23 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_40=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L272] var_46 = var_46 & mask_SORT_23 [L273] SORT_1 var_47_arg_0 = state_40; [L274] SORT_23 var_47_arg_1 = var_46; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_47_arg_0=0, var_47_arg_1=0, var_7=0, var_8=1] [L275] EXPR ((SORT_25)var_47_arg_0 << 8) | var_47_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L275] SORT_25 var_47 = ((SORT_25)var_47_arg_0 << 8) | var_47_arg_1; [L276] EXPR var_47 & mask_SORT_25 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L276] var_47 = var_47 & mask_SORT_25 [L277] SORT_1 var_48_arg_0 = var_41; [L278] SORT_25 var_48_arg_1 = var_47; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_48_arg_0=-1, var_48_arg_1=0, var_7=0, var_8=1] [L279] EXPR ((SORT_27)var_48_arg_0 << 9) | var_48_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L279] SORT_27 var_48 = ((SORT_27)var_48_arg_0 << 9) | var_48_arg_1; [L280] EXPR var_48 & mask_SORT_27 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L280] var_48 = var_48 & mask_SORT_27 [L281] SORT_1 var_49_arg_0 = var_41; [L282] SORT_27 var_49_arg_1 = var_48; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_49_arg_0=-1, var_49_arg_1=0, var_7=0, var_8=1] [L283] EXPR ((SORT_29)var_49_arg_0 << 10) | var_49_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L283] SORT_29 var_49 = ((SORT_29)var_49_arg_0 << 10) | var_49_arg_1; [L284] EXPR var_49 & mask_SORT_29 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L284] var_49 = var_49 & mask_SORT_29 [L285] SORT_1 var_50_arg_0 = var_41; [L286] SORT_29 var_50_arg_1 = var_49; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_50_arg_0=-1, var_50_arg_1=0, var_7=0, var_8=1] [L287] EXPR ((SORT_31)var_50_arg_0 << 11) | var_50_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L287] SORT_31 var_50 = ((SORT_31)var_50_arg_0 << 11) | var_50_arg_1; [L288] EXPR var_50 & mask_SORT_31 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L288] var_50 = var_50 & mask_SORT_31 [L289] SORT_1 var_51_arg_0 = var_41; [L290] SORT_31 var_51_arg_1 = var_50; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_51_arg_0=-1, var_51_arg_1=0, var_7=0, var_8=1] [L291] EXPR ((SORT_33)var_51_arg_0 << 12) | var_51_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L291] SORT_33 var_51 = ((SORT_33)var_51_arg_0 << 12) | var_51_arg_1; [L292] EXPR var_51 & mask_SORT_33 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L292] var_51 = var_51 & mask_SORT_33 [L293] SORT_1 var_52_arg_0 = var_41; [L294] SORT_33 var_52_arg_1 = var_51; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_52_arg_0=-1, var_52_arg_1=0, var_7=0, var_8=1] [L295] EXPR ((SORT_35)var_52_arg_0 << 13) | var_52_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L295] SORT_35 var_52 = ((SORT_35)var_52_arg_0 << 13) | var_52_arg_1; [L296] EXPR var_52 & mask_SORT_35 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L296] var_52 = var_52 & mask_SORT_35 [L297] SORT_1 var_53_arg_0 = var_41; [L298] SORT_35 var_53_arg_1 = var_52; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_53_arg_0=-1, var_53_arg_1=0, var_7=0, var_8=1] [L299] EXPR ((SORT_37)var_53_arg_0 << 14) | var_53_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L299] SORT_37 var_53 = ((SORT_37)var_53_arg_0 << 14) | var_53_arg_1; [L300] EXPR var_53 & mask_SORT_37 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_41=-1, var_7=0, var_8=1] [L300] var_53 = var_53 & mask_SORT_37 [L301] SORT_1 var_54_arg_0 = var_41; [L302] SORT_37 var_54_arg_1 = var_53; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_54_arg_0=-1, var_54_arg_1=0, var_7=0, var_8=1] [L303] EXPR ((SORT_11)var_54_arg_0 << 15) | var_54_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_39=8355840, var_7=0, var_8=1] [L303] SORT_11 var_54 = ((SORT_11)var_54_arg_0 << 15) | var_54_arg_1; [L304] SORT_11 var_55_arg_0 = var_39; [L305] SORT_11 var_55_arg_1 = var_54; [L306] SORT_11 var_55 = var_55_arg_0 + var_55_arg_1; [L307] SORT_11 var_57_arg_0 = state_56; [L308] SORT_11 var_57 = -var_57_arg_0; [L309] SORT_1 var_59_arg_0 = state_58; [L310] SORT_11 var_59_arg_1 = var_57; [L311] SORT_11 var_59_arg_2 = state_56; [L312] SORT_11 var_59 = var_59_arg_0 ? var_59_arg_1 : var_59_arg_2; [L313] SORT_11 var_60_arg_0 = var_55; [L314] SORT_11 var_60_arg_1 = var_59; [L315] SORT_11 var_60 = var_60_arg_0 + var_60_arg_1; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L316] EXPR var_60 & mask_SORT_11 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_7=0, var_8=1] [L316] var_60 = var_60 & mask_SORT_11 [L317] SORT_11 var_61_arg_0 = var_60; [L318] SORT_1 var_61 = var_61_arg_0 >> 15; [L319] SORT_1 var_63_arg_0 = var_61; [L320] SORT_9 var_63_arg_1 = var_10; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63_arg_0=0, var_63_arg_1=0, var_7=0, var_8=1] [L321] EXPR ((SORT_62)var_63_arg_0 << 31) | var_63_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L321] SORT_62 var_63 = ((SORT_62)var_63_arg_0 << 31) | var_63_arg_1; [L322] EXPR var_63 & mask_SORT_62 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L322] var_63 = var_63 & mask_SORT_62 [L323] SORT_11 var_106_arg_0 = var_60; [L324] SORT_1 var_106 = var_106_arg_0 >> 15; [L325] SORT_11 var_103_arg_0 = var_60; [L326] SORT_1 var_103 = var_103_arg_0 >> 15; [L327] SORT_11 var_100_arg_0 = var_60; [L328] SORT_1 var_100 = var_100_arg_0 >> 15; [L329] SORT_11 var_97_arg_0 = var_60; [L330] SORT_1 var_97 = var_97_arg_0 >> 15; [L331] SORT_11 var_94_arg_0 = var_60; [L332] SORT_1 var_94 = var_94_arg_0 >> 15; [L333] SORT_11 var_91_arg_0 = var_60; [L334] SORT_1 var_91 = var_91_arg_0 >> 15; [L335] SORT_11 var_88_arg_0 = var_60; [L336] SORT_1 var_88 = var_88_arg_0 >> 15; [L337] SORT_11 var_85_arg_0 = var_60; [L338] SORT_1 var_85 = var_85_arg_0 >> 15; [L339] SORT_11 var_82_arg_0 = var_60; [L340] SORT_1 var_82 = var_82_arg_0 >> 15; [L341] SORT_11 var_79_arg_0 = var_60; [L342] SORT_1 var_79 = var_79_arg_0 >> 15; [L343] SORT_11 var_76_arg_0 = var_60; [L344] SORT_1 var_76 = var_76_arg_0 >> 15; [L345] SORT_11 var_73_arg_0 = var_60; [L346] SORT_1 var_73 = var_73_arg_0 >> 15; [L347] SORT_11 var_70_arg_0 = var_60; [L348] SORT_1 var_70 = var_70_arg_0 >> 15; [L349] SORT_11 var_67_arg_0 = var_60; [L350] SORT_1 var_67 = var_67_arg_0 >> 15; [L351] SORT_11 var_64_arg_0 = var_60; [L352] SORT_1 var_64 = var_64_arg_0 >> 15; [L353] SORT_1 var_66_arg_0 = var_64; [L354] SORT_11 var_66_arg_1 = var_60; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_66_arg_0=0, var_66_arg_1=0, var_67=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L355] EXPR ((SORT_65)var_66_arg_0 << 16) | var_66_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_67=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L355] SORT_65 var_66 = ((SORT_65)var_66_arg_0 << 16) | var_66_arg_1; [L356] EXPR var_66 & mask_SORT_65 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_67=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L356] var_66 = var_66 & mask_SORT_65 [L357] SORT_1 var_69_arg_0 = var_67; [L358] SORT_65 var_69_arg_1 = var_66; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_69_arg_0=0, var_69_arg_1=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L359] EXPR ((SORT_68)var_69_arg_0 << 17) | var_69_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L359] SORT_68 var_69 = ((SORT_68)var_69_arg_0 << 17) | var_69_arg_1; [L360] EXPR var_69 & mask_SORT_68 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_70=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L360] var_69 = var_69 & mask_SORT_68 [L361] SORT_1 var_72_arg_0 = var_70; [L362] SORT_68 var_72_arg_1 = var_69; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_72_arg_0=0, var_72_arg_1=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L363] EXPR ((SORT_71)var_72_arg_0 << 18) | var_72_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L363] SORT_71 var_72 = ((SORT_71)var_72_arg_0 << 18) | var_72_arg_1; [L364] EXPR var_72 & mask_SORT_71 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_73=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L364] var_72 = var_72 & mask_SORT_71 [L365] SORT_1 var_75_arg_0 = var_73; [L366] SORT_71 var_75_arg_1 = var_72; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_75_arg_0=0, var_75_arg_1=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L367] EXPR ((SORT_74)var_75_arg_0 << 19) | var_75_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L367] SORT_74 var_75 = ((SORT_74)var_75_arg_0 << 19) | var_75_arg_1; [L368] EXPR var_75 & mask_SORT_74 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_76=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L368] var_75 = var_75 & mask_SORT_74 [L369] SORT_1 var_78_arg_0 = var_76; [L370] SORT_74 var_78_arg_1 = var_75; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_78_arg_0=0, var_78_arg_1=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L371] EXPR ((SORT_77)var_78_arg_0 << 20) | var_78_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L371] SORT_77 var_78 = ((SORT_77)var_78_arg_0 << 20) | var_78_arg_1; [L372] EXPR var_78 & mask_SORT_77 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_79=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L372] var_78 = var_78 & mask_SORT_77 [L373] SORT_1 var_81_arg_0 = var_79; [L374] SORT_77 var_81_arg_1 = var_78; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_81_arg_0=0, var_81_arg_1=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L375] EXPR ((SORT_80)var_81_arg_0 << 21) | var_81_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L375] SORT_80 var_81 = ((SORT_80)var_81_arg_0 << 21) | var_81_arg_1; [L376] EXPR var_81 & mask_SORT_80 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_82=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L376] var_81 = var_81 & mask_SORT_80 [L377] SORT_1 var_84_arg_0 = var_82; [L378] SORT_80 var_84_arg_1 = var_81; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_84_arg_0=0, var_84_arg_1=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L379] EXPR ((SORT_83)var_84_arg_0 << 22) | var_84_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L379] SORT_83 var_84 = ((SORT_83)var_84_arg_0 << 22) | var_84_arg_1; [L380] EXPR var_84 & mask_SORT_83 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_85=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L380] var_84 = var_84 & mask_SORT_83 [L381] SORT_1 var_87_arg_0 = var_85; [L382] SORT_83 var_87_arg_1 = var_84; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_87_arg_0=0, var_87_arg_1=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L383] EXPR ((SORT_86)var_87_arg_0 << 23) | var_87_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L383] SORT_86 var_87 = ((SORT_86)var_87_arg_0 << 23) | var_87_arg_1; [L384] EXPR var_87 & mask_SORT_86 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_88=0, var_8=1, var_91=0, var_94=0, var_97=0] [L384] var_87 = var_87 & mask_SORT_86 [L385] SORT_1 var_90_arg_0 = var_88; [L386] SORT_86 var_90_arg_1 = var_87; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_90_arg_0=0, var_90_arg_1=0, var_91=0, var_94=0, var_97=0] [L387] EXPR ((SORT_89)var_90_arg_0 << 24) | var_90_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_91=0, var_94=0, var_97=0] [L387] SORT_89 var_90 = ((SORT_89)var_90_arg_0 << 24) | var_90_arg_1; [L388] EXPR var_90 & mask_SORT_89 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_91=0, var_94=0, var_97=0] [L388] var_90 = var_90 & mask_SORT_89 [L389] SORT_1 var_93_arg_0 = var_91; [L390] SORT_89 var_93_arg_1 = var_90; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_93_arg_0=0, var_93_arg_1=0, var_94=0, var_97=0] [L391] EXPR ((SORT_92)var_93_arg_0 << 25) | var_93_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_94=0, var_97=0] [L391] SORT_92 var_93 = ((SORT_92)var_93_arg_0 << 25) | var_93_arg_1; [L392] EXPR var_93 & mask_SORT_92 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_94=0, var_97=0] [L392] var_93 = var_93 & mask_SORT_92 [L393] SORT_1 var_96_arg_0 = var_94; [L394] SORT_92 var_96_arg_1 = var_93; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_96_arg_0=0, var_96_arg_1=0, var_97=0] [L395] EXPR ((SORT_95)var_96_arg_0 << 26) | var_96_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_97=0] [L395] SORT_95 var_96 = ((SORT_95)var_96_arg_0 << 26) | var_96_arg_1; [L396] EXPR var_96 & mask_SORT_95 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_97=0] [L396] var_96 = var_96 & mask_SORT_95 [L397] SORT_1 var_99_arg_0 = var_97; [L398] SORT_95 var_99_arg_1 = var_96; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1, var_99_arg_0=0, var_99_arg_1=0] [L399] EXPR ((SORT_98)var_99_arg_0 << 27) | var_99_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L399] SORT_98 var_99 = ((SORT_98)var_99_arg_0 << 27) | var_99_arg_1; [L400] EXPR var_99 & mask_SORT_98 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_100=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L400] var_99 = var_99 & mask_SORT_98 [L401] SORT_1 var_102_arg_0 = var_100; [L402] SORT_98 var_102_arg_1 = var_99; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_102_arg_0=0, var_102_arg_1=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L403] EXPR ((SORT_101)var_102_arg_0 << 28) | var_102_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L403] SORT_101 var_102 = ((SORT_101)var_102_arg_0 << 28) | var_102_arg_1; [L404] EXPR var_102 & mask_SORT_101 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_103=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L404] var_102 = var_102 & mask_SORT_101 [L405] SORT_1 var_105_arg_0 = var_103; [L406] SORT_101 var_105_arg_1 = var_102; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_105_arg_0=0, var_105_arg_1=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L407] EXPR ((SORT_104)var_105_arg_0 << 29) | var_105_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L407] SORT_104 var_105 = ((SORT_104)var_105_arg_0 << 29) | var_105_arg_1; [L408] EXPR var_105 & mask_SORT_104 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_106=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L408] var_105 = var_105 & mask_SORT_104 [L409] SORT_1 var_107_arg_0 = var_106; [L410] SORT_104 var_107_arg_1 = var_105; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_107_arg_0=0, var_107_arg_1=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L411] EXPR ((SORT_9)var_107_arg_0 << 30) | var_107_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L411] SORT_9 var_107 = ((SORT_9)var_107_arg_0 << 30) | var_107_arg_1; [L412] SORT_9 var_108_arg_0 = var_107; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_108_arg_0=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L413] EXPR var_108_arg_0 & mask_SORT_9 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_63=0, var_7=0, var_8=1] [L413] var_108_arg_0 = var_108_arg_0 & mask_SORT_9 [L414] SORT_62 var_108 = var_108_arg_0; [L415] SORT_62 var_109_arg_0 = var_63; [L416] SORT_62 var_109_arg_1 = var_108; [L417] SORT_1 var_109 = var_109_arg_0 <= var_109_arg_1; [L418] SORT_1 var_110_arg_0 = var_109; [L419] SORT_1 var_110_arg_1 = var_8; [L420] SORT_1 var_110_arg_2 = var_7; [L421] SORT_1 var_110 = var_110_arg_0 ? var_110_arg_1 : var_110_arg_2; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L422] EXPR var_110 & mask_SORT_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L422] var_110 = var_110 & mask_SORT_1 [L423] SORT_1 var_111_arg_0 = input_3; [L424] SORT_1 var_111_arg_1 = var_110; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_111_arg_0=0, var_111_arg_1=1, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L425] EXPR var_111_arg_0 ^ var_111_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_119=0, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L425] SORT_1 var_111 = var_111_arg_0 ^ var_111_arg_1; [L426] SORT_1 var_112_arg_0 = var_111; [L427] SORT_1 var_112 = ~var_112_arg_0; [L428] SORT_1 var_120_arg_0 = var_119; [L429] SORT_1 var_120_arg_1 = var_112; [L430] SORT_1 var_120_arg_2 = var_8; [L431] SORT_1 var_120 = var_120_arg_0 ? var_120_arg_1 : var_120_arg_2; [L432] SORT_1 var_121_arg_0 = var_120; [L433] SORT_1 var_121 = ~var_121_arg_0; [L434] SORT_1 var_122_arg_0 = var_120; [L435] SORT_1 var_122 = ~var_122_arg_0; [L436] SORT_1 var_123_arg_0 = var_121; [L437] SORT_1 var_123_arg_1 = var_122; VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_123_arg_0=-2, var_123_arg_1=-2, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L438] EXPR var_123_arg_0 & var_123_arg_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L438] SORT_1 var_123 = var_123_arg_0 & var_123_arg_1; [L439] EXPR var_123 & mask_SORT_1 VAL [constr_128_arg_0=1, constr_135_arg_0=1, input_3=0, input_4=0, mask_SORT_101=536870911, mask_SORT_104=1073741823, mask_SORT_11=65535, mask_SORT_12=7, mask_SORT_153=3, mask_SORT_15=15, mask_SORT_17=31, mask_SORT_19=63, mask_SORT_1=1, mask_SORT_21=127, mask_SORT_23=255, mask_SORT_25=511, mask_SORT_27=1023, mask_SORT_29=2047, mask_SORT_31=4095, mask_SORT_33=8191, mask_SORT_35=16383, mask_SORT_37=32767, mask_SORT_62=-1, mask_SORT_65=131071, mask_SORT_68=262143, mask_SORT_71=524287, mask_SORT_74=1048575, mask_SORT_77=2097151, mask_SORT_80=4194303, mask_SORT_83=8388607, mask_SORT_86=16777215, mask_SORT_89=33554431, mask_SORT_92=67108863, mask_SORT_95=134217727, mask_SORT_98=268435455, mask_SORT_9=2147483647, msb_SORT_11=32768, msb_SORT_153=2, msb_SORT_23=128, state_117=0, state_137=0, state_140=0, state_144=0, state_56=0, state_58=0, var_10=0, var_110=1, var_114=5, var_13=4, var_154=1, var_189=127, var_197=1, var_247=6, var_251=9, var_269=64, var_282=0, var_285=0, var_55=65536, var_60=0, var_7=0, var_8=1] [L439] var_123 = var_123 & mask_SORT_1 [L440] SORT_1 bad_124_arg_0 = var_123; [L441] CALL __VERIFIER_assert(!(bad_124_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 672 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 371.2s, OverallIterations: 212, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, AutomataDifference: 146.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 256736 SdHoareTripleChecker+Valid, 101.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 256559 mSDsluCounter, 1261257 SdHoareTripleChecker+Invalid, 91.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1051954 mSDsCounter, 363 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 73344 IncrementalHoareTripleChecker+Invalid, 73709 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 363 mSolverCounterUnsat, 209303 mSDtfsCounter, 73344 mSolverCounterSat, 2.7s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3357 GetRequests, 1193 SyntacticMatches, 27 SemanticMatches, 2137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2911 ImplicationChecksByTransitivity, 46.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19374occurred in iteration=191, InterpolantAutomatonStates: 1811, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 18.6s AutomataMinimizationTime, 211 MinimizatonAttempts, 113946 StatesRemovedByMinimization, 172 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.3s SsaConstructionTime, 49.1s SatisfiabilityAnalysisTime, 141.1s InterpolantComputationTime, 56782 NumberOfCodeBlocks, 56782 NumberOfCodeBlocksAsserted, 214 NumberOfCheckSat, 56280 ConstructedInterpolants, 0 QuantifiedInterpolants, 307726 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2338 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 213 InterpolantComputations, 211 PerfectInterpolantSequences, 847/852 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 01:15:30,320 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-24 01:15:30,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 01:15:33,021 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 01:15:33,096 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-24 01:15:33,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 01:15:33,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 01:15:33,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 01:15:33,186 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 01:15:33,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 01:15:33,195 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 01:15:33,199 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 01:15:33,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 01:15:33,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 01:15:33,200 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 01:15:33,200 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 01:15:33,200 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 01:15:33,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 01:15:33,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 01:15:33,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 01:15:33,202 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 01:15:33,202 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:15:33,202 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:15:33,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:15:33,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:15:33,202 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 01:15:33,202 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 01:15:33,204 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 01:15:33,204 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 01:15:33,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:15:33,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 01:15:33,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 01:15:33,209 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 01:15:33,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 01:15:33,209 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 01:15:33,209 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 01:15:33,209 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 01:15:33,210 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 01:15:33,210 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 01:15:33,210 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 01:15:33,210 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_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 [2024-11-24 01:15:33,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 01:15:33,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 01:15:33,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 01:15:33,542 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 01:15:33,543 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 01:15:33,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-24 01:15:36,715 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data/7e3cd1193/5a55d7f49b3f4acc8facb4d6ab8a62a2/FLAGc12528286 [2024-11-24 01:15:37,161 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 01:15:37,164 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-24 01:15:37,184 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data/7e3cd1193/5a55d7f49b3f4acc8facb4d6ab8a62a2/FLAGc12528286 [2024-11-24 01:15:37,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/data/7e3cd1193/5a55d7f49b3f4acc8facb4d6ab8a62a2 [2024-11-24 01:15:37,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 01:15:37,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 01:15:37,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 01:15:37,212 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 01:15:37,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 01:15:37,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:37,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe9307c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37, skipping insertion in model container [2024-11-24 01:15:37,219 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:37,262 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 01:15:37,448 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_a9bd88b3-030f-4c94-8083-54c48c2d89ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-24 01:15:37,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:15:37,745 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 01:15:37,760 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_a9bd88b3-030f-4c94-8083-54c48c2d89ff/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-24 01:15:37,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 01:15:37,975 INFO L204 MainTranslator]: Completed translation [2024-11-24 01:15:37,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37 WrapperNode [2024-11-24 01:15:37,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 01:15:37,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 01:15:37,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 01:15:37,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 01:15:37,985 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,012 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,089 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2024-11-24 01:15:38,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 01:15:38,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 01:15:38,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 01:15:38,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 01:15:38,099 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,099 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,107 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,127 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-24 01:15:38,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,143 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,145 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,155 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,165 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 01:15:38,170 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 01:15:38,170 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 01:15:38,170 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 01:15:38,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (1/1) ... [2024-11-24 01:15:38,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 01:15:38,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:15:38,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 01:15:38,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 01:15:38,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 01:15:38,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 01:15:38,265 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 01:15:38,265 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 01:15:38,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 01:15:38,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 01:15:38,523 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 01:15:38,527 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 01:15:39,523 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2024-11-24 01:15:39,523 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 01:15:39,534 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 01:15:39,535 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 01:15:39,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:15:39 BoogieIcfgContainer [2024-11-24 01:15:39,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 01:15:39,540 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 01:15:39,540 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 01:15:39,546 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 01:15:39,546 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 01:15:37" (1/3) ... [2024-11-24 01:15:39,547 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e66f826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:15:39, skipping insertion in model container [2024-11-24 01:15:39,547 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 01:15:37" (2/3) ... [2024-11-24 01:15:39,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e66f826 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 01:15:39, skipping insertion in model container [2024-11-24 01:15:39,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 01:15:39" (3/3) ... [2024-11-24 01:15:39,549 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-24 01:15:39,565 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 01:15:39,567 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c that has 2 procedures, 18 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 01:15:39,626 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 01:15:39,643 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;@7248eb1a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 01:15:39,643 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 01:15:39,648 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 14 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:39,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-24 01:15:39,656 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:39,657 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:39,657 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:39,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:39,663 INFO L85 PathProgramCache]: Analyzing trace with hash 584130565, now seen corresponding path program 1 times [2024-11-24 01:15:39,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:15:39,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [72058398] [2024-11-24 01:15:39,677 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:39,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:39,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:15:39,680 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:15:39,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 01:15:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:40,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 01:15:40,150 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:40,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-24 01:15:40,180 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:15:40,182 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:15:40,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72058398] [2024-11-24 01:15:40,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [72058398] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:40,185 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 01:15:40,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 01:15:40,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100936492] [2024-11-24 01:15:40,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:40,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 01:15:40,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:15:40,241 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 01:15:40,241 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:15:40,243 INFO L87 Difference]: Start difference. First operand has 18 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 14 states have internal predecessors, (17), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:40,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:40,261 INFO L93 Difference]: Finished difference Result 31 states and 40 transitions. [2024-11-24 01:15:40,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 01:15:40,264 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 17 [2024-11-24 01:15:40,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:40,270 INFO L225 Difference]: With dead ends: 31 [2024-11-24 01:15:40,270 INFO L226 Difference]: Without dead ends: 15 [2024-11-24 01:15:40,273 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 01:15:40,280 INFO L435 NwaCegarLoop]: 16 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, 16 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:40,281 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 01:15:40,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2024-11-24 01:15:40,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-24 01:15:40,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:40,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2024-11-24 01:15:40,320 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 17 [2024-11-24 01:15:40,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:40,320 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2024-11-24 01:15:40,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 01:15:40,321 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-24 01:15:40,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-24 01:15:40,324 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:40,324 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:40,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 01:15:40,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:40,529 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:40,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:40,530 INFO L85 PathProgramCache]: Analyzing trace with hash 899554305, now seen corresponding path program 1 times [2024-11-24 01:15:40,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:15:40,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [439308973] [2024-11-24 01:15:40,531 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:40,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:40,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:15:40,534 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:15:40,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 01:15:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:40,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-24 01:15:40,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:41,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-24 01:15:41,348 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:15:41,674 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:15:41,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439308973] [2024-11-24 01:15:41,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439308973] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:15:41,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [227833139] [2024-11-24 01:15:41,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:41,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 01:15:41,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 01:15:41,679 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 01:15:41,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-24 01:15:42,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:42,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-24 01:15:42,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:42,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 01:15:42,495 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 01:15:42,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [227833139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 01:15:42,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 01:15:42,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 7 [2024-11-24 01:15:42,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750155961] [2024-11-24 01:15:42,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 01:15:42,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 01:15:42,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:15:42,498 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 01:15:42,498 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-24 01:15:42,499 INFO L87 Difference]: Start difference. First operand 15 states and 16 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:42,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:42,767 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2024-11-24 01:15:42,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-24 01:15:42,768 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 17 [2024-11-24 01:15:42,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:42,769 INFO L225 Difference]: With dead ends: 24 [2024-11-24 01:15:42,769 INFO L226 Difference]: Without dead ends: 22 [2024-11-24 01:15:42,771 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:15:42,772 INFO L435 NwaCegarLoop]: 11 mSDtfsCounter, 2 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:42,772 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 32 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 01:15:42,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-11-24 01:15:42,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2024-11-24 01:15:42,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 15 states have (on average 1.0666666666666667) internal successors, (16), 15 states have internal predecessors, (16), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-24 01:15:42,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2024-11-24 01:15:42,782 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 17 [2024-11-24 01:15:42,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:42,783 INFO L471 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-24 01:15:42,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-24 01:15:42,784 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-11-24 01:15:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-24 01:15:42,785 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:42,785 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-11-24 01:15:42,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-24 01:15:42,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 01:15:43,188 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:43,189 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:43,189 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:43,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1718916253, now seen corresponding path program 1 times [2024-11-24 01:15:43,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:15:43,191 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [511483891] [2024-11-24 01:15:43,191 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:43,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:43,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:15:43,195 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:15:43,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 01:15:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:43,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 01:15:43,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 01:15:44,327 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:15:44,548 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:15:44,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511483891] [2024-11-24 01:15:44,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511483891] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:15:44,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [558359579] [2024-11-24 01:15:44,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 01:15:44,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 01:15:44,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 01:15:44,552 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 01:15:44,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-24 01:15:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 01:15:45,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-24 01:15:45,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:46,059 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-24 01:15:46,059 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:15:46,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [558359579] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:15:46,234 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:15:46,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2024-11-24 01:15:46,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561921297] [2024-11-24 01:15:46,235 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:15:46,235 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:15:46,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:15:46,236 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:15:46,236 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:15:46,236 INFO L87 Difference]: Start difference. First operand 21 states and 24 transitions. Second operand has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-24 01:15:46,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:46,738 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2024-11-24 01:15:46,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 01:15:46,739 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 32 [2024-11-24 01:15:46,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:46,740 INFO L225 Difference]: With dead ends: 31 [2024-11-24 01:15:46,740 INFO L226 Difference]: Without dead ends: 29 [2024-11-24 01:15:46,740 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 63 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:15:46,741 INFO L435 NwaCegarLoop]: 11 mSDtfsCounter, 2 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:46,741 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 32 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 01:15:46,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2024-11-24 01:15:46,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 28. [2024-11-24 01:15:46,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 6 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2024-11-24 01:15:46,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2024-11-24 01:15:46,749 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 33 transitions. Word has length 32 [2024-11-24 01:15:46,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:46,749 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 33 transitions. [2024-11-24 01:15:46,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-24 01:15:46,750 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2024-11-24 01:15:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-24 01:15:46,751 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:46,751 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1] [2024-11-24 01:15:46,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-24 01:15:46,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-24 01:15:47,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:47,156 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:47,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:47,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1689441343, now seen corresponding path program 2 times [2024-11-24 01:15:47,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:15:47,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2126475164] [2024-11-24 01:15:47,159 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 01:15:47,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:47,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:15:47,165 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:15:47,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-24 01:15:47,860 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-24 01:15:47,861 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:15:47,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-24 01:15:47,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-24 01:15:48,553 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:15:48,755 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:15:48,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2126475164] [2024-11-24 01:15:48,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2126475164] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:15:48,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1340373320] [2024-11-24 01:15:48,755 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 01:15:48,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 01:15:48,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 01:15:48,758 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 01:15:48,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-24 01:15:50,175 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-24 01:15:50,176 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:15:50,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-24 01:15:50,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:50,731 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-24 01:15:50,732 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:15:50,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1340373320] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:15:50,901 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:15:50,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2024-11-24 01:15:50,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083782051] [2024-11-24 01:15:50,902 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:15:50,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-24 01:15:50,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:15:50,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-24 01:15:50,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-24 01:15:50,904 INFO L87 Difference]: Start difference. First operand 28 states and 33 transitions. Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-24 01:15:51,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:15:51,818 INFO L93 Difference]: Finished difference Result 38 states and 45 transitions. [2024-11-24 01:15:51,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-24 01:15:51,820 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 47 [2024-11-24 01:15:51,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:15:51,823 INFO L225 Difference]: With dead ends: 38 [2024-11-24 01:15:51,823 INFO L226 Difference]: Without dead ends: 36 [2024-11-24 01:15:51,825 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 93 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:15:51,828 INFO L435 NwaCegarLoop]: 15 mSDtfsCounter, 2 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-24 01:15:51,829 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 59 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-24 01:15:51,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2024-11-24 01:15:51,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2024-11-24 01:15:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 25 states have (on average 1.04) internal successors, (26), 25 states have internal predecessors, (26), 8 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-24 01:15:51,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 42 transitions. [2024-11-24 01:15:51,848 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 42 transitions. Word has length 47 [2024-11-24 01:15:51,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:15:51,849 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 42 transitions. [2024-11-24 01:15:51,849 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 3 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-24 01:15:51,851 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2024-11-24 01:15:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-24 01:15:51,853 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:15:51,853 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1] [2024-11-24 01:15:51,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-24 01:15:52,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-24 01:15:52,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:52,254 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:15:52,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:15:52,255 INFO L85 PathProgramCache]: Analyzing trace with hash -110959709, now seen corresponding path program 3 times [2024-11-24 01:15:52,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:15:52,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [437965240] [2024-11-24 01:15:52,267 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-24 01:15:52,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:15:52,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:15:52,271 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:15:52,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-24 01:15:55,046 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-24 01:15:55,047 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:15:55,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-24 01:15:55,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:56,018 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-24 01:15:56,019 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:15:56,234 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:15:56,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [437965240] [2024-11-24 01:15:56,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [437965240] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:15:56,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [116232164] [2024-11-24 01:15:56,235 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-24 01:15:56,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 01:15:56,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 01:15:56,237 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 01:15:56,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-24 01:15:58,142 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-24 01:15:58,142 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:15:58,184 INFO L256 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-24 01:15:58,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:15:58,829 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-24 01:15:58,829 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:15:58,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [116232164] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:15:58,966 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:15:58,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2024-11-24 01:15:58,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30466330] [2024-11-24 01:15:58,966 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:15:58,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-24 01:15:58,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:15:58,967 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-24 01:15:58,967 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-24 01:15:58,968 INFO L87 Difference]: Start difference. First operand 35 states and 42 transitions. Second operand has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 4 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2024-11-24 01:16:00,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:16:00,090 INFO L93 Difference]: Finished difference Result 45 states and 54 transitions. [2024-11-24 01:16:00,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-24 01:16:00,091 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 4 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) Word has length 62 [2024-11-24 01:16:00,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:16:00,092 INFO L225 Difference]: With dead ends: 45 [2024-11-24 01:16:00,092 INFO L226 Difference]: Without dead ends: 43 [2024-11-24 01:16:00,092 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 121 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-11-24 01:16:00,093 INFO L435 NwaCegarLoop]: 23 mSDtfsCounter, 2 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 01:16:00,093 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 101 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 01:16:00,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-11-24 01:16:00,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42. [2024-11-24 01:16:00,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 30 states have (on average 1.0333333333333334) internal successors, (31), 30 states have internal predecessors, (31), 10 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-24 01:16:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 51 transitions. [2024-11-24 01:16:00,103 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 51 transitions. Word has length 62 [2024-11-24 01:16:00,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:16:00,104 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 51 transitions. [2024-11-24 01:16:00,104 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.375) internal successors, (27), 8 states have internal predecessors, (27), 4 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 4 states have call predecessors, (8), 4 states have call successors, (8) [2024-11-24 01:16:00,104 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2024-11-24 01:16:00,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-24 01:16:00,106 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:16:00,106 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1] [2024-11-24 01:16:00,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-24 01:16:00,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-24 01:16:00,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 01:16:00,507 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:16:00,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:16:00,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1997417345, now seen corresponding path program 4 times [2024-11-24 01:16:00,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:16:00,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [482991810] [2024-11-24 01:16:00,509 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-24 01:16:00,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:16:00,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:16:00,511 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:16:00,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-24 01:16:01,679 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-24 01:16:01,679 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:16:01,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 1374 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-24 01:16:01,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:16:02,738 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-24 01:16:02,738 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:16:02,940 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:16:02,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [482991810] [2024-11-24 01:16:02,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [482991810] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:16:02,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [126143722] [2024-11-24 01:16:02,940 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-24 01:16:02,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 01:16:02,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 01:16:02,943 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 01:16:02,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-24 01:16:05,430 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-24 01:16:05,430 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:16:05,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 1374 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-24 01:16:05,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:16:06,426 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-24 01:16:06,426 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:16:06,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [126143722] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:16:06,614 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:16:06,614 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2024-11-24 01:16:06,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836931089] [2024-11-24 01:16:06,615 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:16:06,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-24 01:16:06,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:16:06,616 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-24 01:16:06,616 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-24 01:16:06,616 INFO L87 Difference]: Start difference. First operand 42 states and 51 transitions. Second operand has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 5 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2024-11-24 01:16:09,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:16:09,139 INFO L93 Difference]: Finished difference Result 52 states and 63 transitions. [2024-11-24 01:16:09,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-24 01:16:09,140 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 5 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) Word has length 77 [2024-11-24 01:16:09,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:16:09,141 INFO L225 Difference]: With dead ends: 52 [2024-11-24 01:16:09,141 INFO L226 Difference]: Without dead ends: 50 [2024-11-24 01:16:09,141 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240 [2024-11-24 01:16:09,142 INFO L435 NwaCegarLoop]: 27 mSDtfsCounter, 2 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-24 01:16:09,142 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 133 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-24 01:16:09,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-24 01:16:09,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 49. [2024-11-24 01:16:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-24 01:16:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 60 transitions. [2024-11-24 01:16:09,154 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 60 transitions. Word has length 77 [2024-11-24 01:16:09,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:16:09,154 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 60 transitions. [2024-11-24 01:16:09,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.5555555555555554) internal successors, (32), 9 states have internal predecessors, (32), 5 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 5 states have call predecessors, (10), 5 states have call successors, (10) [2024-11-24 01:16:09,154 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2024-11-24 01:16:09,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-24 01:16:09,157 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:16:09,157 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 6, 6, 6, 6, 6, 6, 6, 5, 5, 1, 1, 1, 1] [2024-11-24 01:16:09,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-24 01:16:09,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-24 01:16:09,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 01:16:09,558 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:16:09,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:16:09,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1626706973, now seen corresponding path program 5 times [2024-11-24 01:16:09,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:16:09,559 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1529004332] [2024-11-24 01:16:09,559 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-24 01:16:09,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:16:09,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:16:09,561 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:16:09,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-24 01:16:32,361 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-11-24 01:16:32,361 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:16:32,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-24 01:16:32,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:16:33,597 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-24 01:16:33,598 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:16:33,782 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 01:16:33,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1529004332] [2024-11-24 01:16:33,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1529004332] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:16:33,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1572669063] [2024-11-24 01:16:33,783 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-24 01:16:33,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 01:16:33,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 01:16:33,785 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 01:16:33,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-24 01:16:41,741 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-11-24 01:16:41,741 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:16:41,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-24 01:16:41,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 01:16:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-24 01:16:42,882 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 01:16:43,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1572669063] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 01:16:43,077 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 01:16:43,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 10 [2024-11-24 01:16:43,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287619499] [2024-11-24 01:16:43,077 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 01:16:43,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-24 01:16:43,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 01:16:43,080 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-24 01:16:43,080 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-11-24 01:16:43,081 INFO L87 Difference]: Start difference. First operand 49 states and 60 transitions. Second operand has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 6 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 6 states have call predecessors, (12), 6 states have call successors, (12) [2024-11-24 01:16:45,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 01:16:45,046 INFO L93 Difference]: Finished difference Result 59 states and 72 transitions. [2024-11-24 01:16:45,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 01:16:45,047 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 6 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 6 states have call predecessors, (12), 6 states have call successors, (12) Word has length 92 [2024-11-24 01:16:45,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 01:16:45,048 INFO L225 Difference]: With dead ends: 59 [2024-11-24 01:16:45,048 INFO L226 Difference]: Without dead ends: 57 [2024-11-24 01:16:45,048 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 179 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2024-11-24 01:16:45,049 INFO L435 NwaCegarLoop]: 31 mSDtfsCounter, 2 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-24 01:16:45,049 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 186 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-24 01:16:45,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-24 01:16:45,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2024-11-24 01:16:45,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 40 states have (on average 1.025) internal successors, (41), 40 states have internal predecessors, (41), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-24 01:16:45,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 69 transitions. [2024-11-24 01:16:45,061 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 69 transitions. Word has length 92 [2024-11-24 01:16:45,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 01:16:45,061 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 69 transitions. [2024-11-24 01:16:45,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.7) internal successors, (37), 10 states have internal predecessors, (37), 6 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 6 states have call predecessors, (12), 6 states have call successors, (12) [2024-11-24 01:16:45,062 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2024-11-24 01:16:45,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-24 01:16:45,063 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 01:16:45,063 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 7, 7, 7, 7, 7, 6, 6, 1, 1, 1, 1] [2024-11-24 01:16:45,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-24 01:16:45,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-24 01:16:45,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt [2024-11-24 01:16:45,464 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 01:16:45,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 01:16:45,464 INFO L85 PathProgramCache]: Analyzing trace with hash -790815935, now seen corresponding path program 6 times [2024-11-24 01:16:45,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 01:16:45,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [450913519] [2024-11-24 01:16:45,466 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-24 01:16:45,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 01:16:45,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 01:16:45,467 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 01:16:45,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9bd88b3-030f-4c94-8083-54c48c2d89ff/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-24 01:16:54,876 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-11-24 01:16:54,876 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 01:16:54,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 691 conjuncts are in the unsatisfiable core [2024-11-24 01:16:55,035 INFO L279 TraceCheckSpWp]: Computing forward predicates...