./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 d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/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_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:03:07,286 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:03:07,397 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:03:07,411 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:03:07,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:03:07,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:03:07,451 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:03:07,452 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:03:07,452 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:03:07,452 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:03:07,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:03:07,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:03:07,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:03:07,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:03:07,453 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:03:07,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:03:07,453 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:03:07,453 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:03:07,454 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:03:07,454 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:03:07,454 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:03:07,454 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:03:07,454 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:03:07,454 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:03:07,454 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:03:07,454 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:03:07,454 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:03:07,455 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:03:07,455 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:03:07,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:03:07,455 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:03:07,455 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:03:07,455 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:03:07,455 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:03:07,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:03:07,456 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:03:07,456 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:03:07,456 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:03:07,456 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:03:07,456 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:03:07,456 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:03:07,456 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:03:07,456 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:03:07,457 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:03:07,457 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:03:07,457 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_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 [2024-11-28 04:03:07,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:03:07,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:03:07,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:03:07,838 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:03:07,839 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:03:07,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-28 04:03:11,061 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data/f1544f375/5f7a76f1c8864288b6e70c3eca2b5e0a/FLAG818dae847 [2024-11-28 04:03:11,508 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:03:11,513 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-28 04:03:11,539 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data/f1544f375/5f7a76f1c8864288b6e70c3eca2b5e0a/FLAG818dae847 [2024-11-28 04:03:11,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data/f1544f375/5f7a76f1c8864288b6e70c3eca2b5e0a [2024-11-28 04:03:11,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:03:11,570 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:03:11,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:03:11,572 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:03:11,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:03:11,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:03:11" (1/1) ... [2024-11-28 04:03:11,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a79086f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:11, skipping insertion in model container [2024-11-28 04:03:11,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:03:11" (1/1) ... [2024-11-28 04:03:11,646 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:03:11,876 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_4fac40f2-c754-4ec3-b681-60ea768d969c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-28 04:03:12,205 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:03:12,219 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:03:12,227 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_4fac40f2-c754-4ec3-b681-60ea768d969c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-28 04:03:12,432 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:03:12,450 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:03:12,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12 WrapperNode [2024-11-28 04:03:12,451 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:03:12,453 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:03:12,453 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:03:12,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:03:12,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:12,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:12,776 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1979 [2024-11-28 04:03:12,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:03:12,778 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:03:12,778 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:03:12,778 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:03:12,790 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:12,790 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:12,849 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:12,949 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]. [2024-11-28 04:03:12,949 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:12,949 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:13,070 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:13,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:13,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:13,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:13,133 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:13,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:03:13,182 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:03:13,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:03:13,182 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:03:13,184 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (1/1) ... [2024-11-28 04:03:13,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:03:13,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:03:13,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:03:13,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:03:13,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:03:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:03:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:03:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:03:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:03:13,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:03:13,672 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:03:13,675 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:03:18,000 INFO L? ?]: Removed 1004 outVars from TransFormulas that were not future-live. [2024-11-28 04:03:18,000 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:03:18,039 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:03:18,039 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 04:03:18,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:03:18 BoogieIcfgContainer [2024-11-28 04:03:18,039 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:03:18,049 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:03:18,049 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:03:18,061 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:03:18,061 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:03:11" (1/3) ... [2024-11-28 04:03:18,062 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db556a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:03:18, skipping insertion in model container [2024-11-28 04:03:18,062 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:03:12" (2/3) ... [2024-11-28 04:03:18,062 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1db556a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:03:18, skipping insertion in model container [2024-11-28 04:03:18,063 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:03:18" (3/3) ... [2024-11-28 04:03:18,065 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-28 04:03:18,085 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:03:18,087 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. [2024-11-28 04:03:18,208 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:03:18,228 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;@5d69f71f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:03:18,228 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:03:18,238 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) [2024-11-28 04:03:18,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-28 04:03:18,271 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:18,273 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] [2024-11-28 04:03:18,274 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:18,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:18,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1887466058, now seen corresponding path program 1 times [2024-11-28 04:03:18,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:18,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497502799] [2024-11-28 04:03:18,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:18,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:19,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-28 04:03:19,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:19,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497502799] [2024-11-28 04:03:19,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497502799] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:03:19,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1073835139] [2024-11-28 04:03:19,051 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:19,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:03:19,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:03:19,057 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:03:19,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:03:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:19,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 1097 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:03:19,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:03:19,738 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-28 04:03:19,738 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:03:19,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1073835139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:19,738 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:03:19,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:03:19,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502912798] [2024-11-28 04:03:19,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:19,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:03:19,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:19,781 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:03:19,781 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:03:19,786 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) [2024-11-28 04:03:19,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:19,893 INFO L93 Difference]: Finished difference Result 1307 states and 1964 transitions. [2024-11-28 04:03:19,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:03:19,899 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 [2024-11-28 04:03:19,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:19,919 INFO L225 Difference]: With dead ends: 1307 [2024-11-28 04:03:19,923 INFO L226 Difference]: Without dead ends: 669 [2024-11-28 04:03:19,928 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 [2024-11-28 04:03:19,934 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 [2024-11-28 04:03:19,935 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] [2024-11-28 04:03:19,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2024-11-28 04:03:20,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 669. [2024-11-28 04:03:20,029 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) [2024-11-28 04:03:20,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 994 transitions. [2024-11-28 04:03:20,048 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 994 transitions. Word has length 225 [2024-11-28 04:03:20,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:20,050 INFO L471 AbstractCegarLoop]: Abstraction has 669 states and 994 transitions. [2024-11-28 04:03:20,051 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) [2024-11-28 04:03:20,051 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 994 transitions. [2024-11-28 04:03:20,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-28 04:03:20,060 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:20,060 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] [2024-11-28 04:03:20,075 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 04:03:20,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 04:03:20,263 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:20,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:20,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1455970234, now seen corresponding path program 1 times [2024-11-28 04:03:20,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:20,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659041803] [2024-11-28 04:03:20,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:20,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:20,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:22,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:22,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659041803] [2024-11-28 04:03:22,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659041803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:22,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:22,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:03:22,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740919715] [2024-11-28 04:03:22,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:22,478 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:03:22,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:22,483 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:03:22,484 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:03:22,484 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) [2024-11-28 04:03:22,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:22,857 INFO L93 Difference]: Finished difference Result 1303 states and 1937 transitions. [2024-11-28 04:03:22,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:03:22,858 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 [2024-11-28 04:03:22,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:22,865 INFO L225 Difference]: With dead ends: 1303 [2024-11-28 04:03:22,865 INFO L226 Difference]: Without dead ends: 668 [2024-11-28 04:03:22,866 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 [2024-11-28 04:03:22,868 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 [2024-11-28 04:03:22,868 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] [2024-11-28 04:03:22,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2024-11-28 04:03:22,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 668. [2024-11-28 04:03:22,901 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) [2024-11-28 04:03:22,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 991 transitions. [2024-11-28 04:03:22,907 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 991 transitions. Word has length 225 [2024-11-28 04:03:22,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:22,909 INFO L471 AbstractCegarLoop]: Abstraction has 668 states and 991 transitions. [2024-11-28 04:03:22,909 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) [2024-11-28 04:03:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 991 transitions. [2024-11-28 04:03:22,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-28 04:03:22,914 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:22,914 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] [2024-11-28 04:03:22,914 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:03:22,915 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:22,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:22,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1486134020, now seen corresponding path program 1 times [2024-11-28 04:03:22,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:22,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101603145] [2024-11-28 04:03:22,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:22,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:24,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:24,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:24,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101603145] [2024-11-28 04:03:24,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101603145] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:24,446 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:24,446 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:03:24,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660226483] [2024-11-28 04:03:24,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:24,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:03:24,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:24,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:03:24,448 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:03:24,448 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) [2024-11-28 04:03:24,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:24,519 INFO L93 Difference]: Finished difference Result 672 states and 995 transitions. [2024-11-28 04:03:24,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:03:24,520 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 [2024-11-28 04:03:24,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:24,528 INFO L225 Difference]: With dead ends: 672 [2024-11-28 04:03:24,528 INFO L226 Difference]: Without dead ends: 670 [2024-11-28 04:03:24,528 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 [2024-11-28 04:03:24,529 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 [2024-11-28 04:03:24,530 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] [2024-11-28 04:03:24,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2024-11-28 04:03:24,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 670. [2024-11-28 04:03:24,546 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) [2024-11-28 04:03:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 993 transitions. [2024-11-28 04:03:24,551 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 993 transitions. Word has length 226 [2024-11-28 04:03:24,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:24,552 INFO L471 AbstractCegarLoop]: Abstraction has 670 states and 993 transitions. [2024-11-28 04:03:24,552 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) [2024-11-28 04:03:24,553 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 993 transitions. [2024-11-28 04:03:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2024-11-28 04:03:24,555 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:24,556 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] [2024-11-28 04:03:24,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:03:24,556 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:24,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:24,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1176182155, now seen corresponding path program 1 times [2024-11-28 04:03:24,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:24,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816588745] [2024-11-28 04:03:24,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:24,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:25,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:25,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816588745] [2024-11-28 04:03:25,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816588745] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:25,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:25,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:03:25,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405019219] [2024-11-28 04:03:25,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:25,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:03:25,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:25,373 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:03:25,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:03:25,374 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) [2024-11-28 04:03:25,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:25,456 INFO L93 Difference]: Finished difference Result 1308 states and 1939 transitions. [2024-11-28 04:03:25,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:03:25,457 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 [2024-11-28 04:03:25,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:25,461 INFO L225 Difference]: With dead ends: 1308 [2024-11-28 04:03:25,462 INFO L226 Difference]: Without dead ends: 672 [2024-11-28 04:03:25,463 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 [2024-11-28 04:03:25,466 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 [2024-11-28 04:03:25,467 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] [2024-11-28 04:03:25,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-28 04:03:25,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 672. [2024-11-28 04:03:25,494 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) [2024-11-28 04:03:25,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 995 transitions. [2024-11-28 04:03:25,499 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 995 transitions. Word has length 227 [2024-11-28 04:03:25,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:25,500 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 995 transitions. [2024-11-28 04:03:25,500 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) [2024-11-28 04:03:25,500 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 995 transitions. [2024-11-28 04:03:25,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2024-11-28 04:03:25,506 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:25,506 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] [2024-11-28 04:03:25,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:03:25,507 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:25,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:25,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1003943861, now seen corresponding path program 1 times [2024-11-28 04:03:25,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:25,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253907704] [2024-11-28 04:03:25,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:25,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:26,405 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:26,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:26,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253907704] [2024-11-28 04:03:26,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253907704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:26,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:26,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:03:26,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706133644] [2024-11-28 04:03:26,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:26,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:03:26,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:26,407 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:03:26,410 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:03:26,410 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) [2024-11-28 04:03:26,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:26,532 INFO L93 Difference]: Finished difference Result 1310 states and 1940 transitions. [2024-11-28 04:03:26,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:03:26,533 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 [2024-11-28 04:03:26,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:26,536 INFO L225 Difference]: With dead ends: 1310 [2024-11-28 04:03:26,536 INFO L226 Difference]: Without dead ends: 672 [2024-11-28 04:03:26,537 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 [2024-11-28 04:03:26,538 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 [2024-11-28 04:03:26,538 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] [2024-11-28 04:03:26,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-28 04:03:26,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 672. [2024-11-28 04:03:26,555 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) [2024-11-28 04:03:26,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 994 transitions. [2024-11-28 04:03:26,560 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 994 transitions. Word has length 228 [2024-11-28 04:03:26,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:26,560 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 994 transitions. [2024-11-28 04:03:26,561 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) [2024-11-28 04:03:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 994 transitions. [2024-11-28 04:03:26,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-28 04:03:26,565 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:26,565 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] [2024-11-28 04:03:26,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:03:26,565 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:26,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:26,566 INFO L85 PathProgramCache]: Analyzing trace with hash 426646090, now seen corresponding path program 1 times [2024-11-28 04:03:26,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:26,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426084674] [2024-11-28 04:03:26,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:26,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:27,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:27,440 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:27,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426084674] [2024-11-28 04:03:27,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426084674] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:27,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:27,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:03:27,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471170166] [2024-11-28 04:03:27,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:27,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:03:27,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:27,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:03:27,446 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:03:27,446 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) [2024-11-28 04:03:27,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:27,566 INFO L93 Difference]: Finished difference Result 1310 states and 1938 transitions. [2024-11-28 04:03:27,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:03:27,568 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 [2024-11-28 04:03:27,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:27,571 INFO L225 Difference]: With dead ends: 1310 [2024-11-28 04:03:27,572 INFO L226 Difference]: Without dead ends: 672 [2024-11-28 04:03:27,573 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 [2024-11-28 04:03:27,574 INFO L435 NwaCegarLoop]: 975 mSDtfsCounter, 946 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 [2024-11-28 04:03:27,574 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] [2024-11-28 04:03:27,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-28 04:03:27,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 672. [2024-11-28 04:03:27,594 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) [2024-11-28 04:03:27,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 993 transitions. [2024-11-28 04:03:27,598 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 993 transitions. Word has length 229 [2024-11-28 04:03:27,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:27,598 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 993 transitions. [2024-11-28 04:03:27,599 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) [2024-11-28 04:03:27,599 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 993 transitions. [2024-11-28 04:03:27,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-11-28 04:03:27,602 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:27,603 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] [2024-11-28 04:03:27,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:03:27,603 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:27,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:27,604 INFO L85 PathProgramCache]: Analyzing trace with hash 418793842, now seen corresponding path program 1 times [2024-11-28 04:03:27,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:27,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360789396] [2024-11-28 04:03:27,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:27,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:28,815 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:28,816 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:28,816 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360789396] [2024-11-28 04:03:28,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360789396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:28,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:28,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:03:28,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585002664] [2024-11-28 04:03:28,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:28,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:03:28,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:28,819 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:03:28,819 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:03:28,820 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) [2024-11-28 04:03:29,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:29,049 INFO L93 Difference]: Finished difference Result 1828 states and 2704 transitions. [2024-11-28 04:03:29,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:03:29,050 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 [2024-11-28 04:03:29,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:29,056 INFO L225 Difference]: With dead ends: 1828 [2024-11-28 04:03:29,056 INFO L226 Difference]: Without dead ends: 1190 [2024-11-28 04:03:29,058 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 [2024-11-28 04:03:29,059 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 [2024-11-28 04:03:29,060 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] [2024-11-28 04:03:29,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2024-11-28 04:03:29,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 710. [2024-11-28 04:03:29,096 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) [2024-11-28 04:03:29,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1046 transitions. [2024-11-28 04:03:29,101 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1046 transitions. Word has length 230 [2024-11-28 04:03:29,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:29,104 INFO L471 AbstractCegarLoop]: Abstraction has 710 states and 1046 transitions. [2024-11-28 04:03:29,104 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) [2024-11-28 04:03:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1046 transitions. [2024-11-28 04:03:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-28 04:03:29,110 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:29,110 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] [2024-11-28 04:03:29,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:03:29,110 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:29,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:29,111 INFO L85 PathProgramCache]: Analyzing trace with hash 524936294, now seen corresponding path program 1 times [2024-11-28 04:03:29,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:29,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1496100198] [2024-11-28 04:03:29,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:29,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:29,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:29,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:29,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1496100198] [2024-11-28 04:03:29,708 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1496100198] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:29,708 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:29,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:03:29,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115740450] [2024-11-28 04:03:29,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:29,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:03:29,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:29,710 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:03:29,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:03:29,711 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) [2024-11-28 04:03:29,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:29,795 INFO L93 Difference]: Finished difference Result 1386 states and 2042 transitions. [2024-11-28 04:03:29,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:03:29,796 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 [2024-11-28 04:03:29,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:29,800 INFO L225 Difference]: With dead ends: 1386 [2024-11-28 04:03:29,800 INFO L226 Difference]: Without dead ends: 710 [2024-11-28 04:03:29,801 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 [2024-11-28 04:03:29,802 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 [2024-11-28 04:03:29,802 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] [2024-11-28 04:03:29,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2024-11-28 04:03:29,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 710. [2024-11-28 04:03:29,824 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) [2024-11-28 04:03:29,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1045 transitions. [2024-11-28 04:03:29,829 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1045 transitions. Word has length 231 [2024-11-28 04:03:29,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:29,829 INFO L471 AbstractCegarLoop]: Abstraction has 710 states and 1045 transitions. [2024-11-28 04:03:29,830 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) [2024-11-28 04:03:29,830 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1045 transitions. [2024-11-28 04:03:29,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-28 04:03:29,834 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:29,834 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] [2024-11-28 04:03:29,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:03:29,834 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:29,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:29,836 INFO L85 PathProgramCache]: Analyzing trace with hash -2054554694, now seen corresponding path program 1 times [2024-11-28 04:03:29,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:29,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669574688] [2024-11-28 04:03:29,839 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:29,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:30,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:30,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669574688] [2024-11-28 04:03:30,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669574688] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:30,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:30,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:30,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312832638] [2024-11-28 04:03:30,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:30,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:30,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:30,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:30,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:30,778 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) [2024-11-28 04:03:31,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:31,046 INFO L93 Difference]: Finished difference Result 1904 states and 2807 transitions. [2024-11-28 04:03:31,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:03:31,047 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 [2024-11-28 04:03:31,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:31,052 INFO L225 Difference]: With dead ends: 1904 [2024-11-28 04:03:31,053 INFO L226 Difference]: Without dead ends: 1228 [2024-11-28 04:03:31,054 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 [2024-11-28 04:03:31,054 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, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:03:31,055 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 7124 Invalid, 101 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:03:31,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1228 states. [2024-11-28 04:03:31,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1228 to 1084. [2024-11-28 04:03:31,095 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) [2024-11-28 04:03:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 1084 states and 1601 transitions. [2024-11-28 04:03:31,102 INFO L78 Accepts]: Start accepts. Automaton has 1084 states and 1601 transitions. Word has length 231 [2024-11-28 04:03:31,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:31,103 INFO L471 AbstractCegarLoop]: Abstraction has 1084 states and 1601 transitions. [2024-11-28 04:03:31,104 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) [2024-11-28 04:03:31,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1601 transitions. [2024-11-28 04:03:31,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-28 04:03:31,110 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:31,110 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] [2024-11-28 04:03:31,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 04:03:31,111 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:31,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:31,111 INFO L85 PathProgramCache]: Analyzing trace with hash 866372175, now seen corresponding path program 1 times [2024-11-28 04:03:31,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:31,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221147214] [2024-11-28 04:03:31,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:31,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:32,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:32,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:32,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221147214] [2024-11-28 04:03:32,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221147214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:32,409 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:32,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:32,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463592915] [2024-11-28 04:03:32,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:32,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:32,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:32,411 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:32,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:32,412 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) [2024-11-28 04:03:32,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:32,688 INFO L93 Difference]: Finished difference Result 2614 states and 3865 transitions. [2024-11-28 04:03:32,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:03:32,689 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 [2024-11-28 04:03:32,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:32,697 INFO L225 Difference]: With dead ends: 2614 [2024-11-28 04:03:32,697 INFO L226 Difference]: Without dead ends: 1564 [2024-11-28 04:03:32,699 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 [2024-11-28 04:03:32,700 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 [2024-11-28 04:03:32,703 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] [2024-11-28 04:03:32,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1564 states. [2024-11-28 04:03:32,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1564 to 1132. [2024-11-28 04:03:32,740 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) [2024-11-28 04:03:32,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 1132 states and 1671 transitions. [2024-11-28 04:03:32,747 INFO L78 Accepts]: Start accepts. Automaton has 1132 states and 1671 transitions. Word has length 232 [2024-11-28 04:03:32,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:32,748 INFO L471 AbstractCegarLoop]: Abstraction has 1132 states and 1671 transitions. [2024-11-28 04:03:32,748 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) [2024-11-28 04:03:32,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1671 transitions. [2024-11-28 04:03:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-28 04:03:32,753 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:32,753 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] [2024-11-28 04:03:32,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 04:03:32,753 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:32,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:32,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1670197678, now seen corresponding path program 1 times [2024-11-28 04:03:32,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:32,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678293974] [2024-11-28 04:03:32,755 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:32,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:33,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:33,883 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:33,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:33,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678293974] [2024-11-28 04:03:33,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678293974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:33,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:33,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:33,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966389132] [2024-11-28 04:03:33,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:33,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:33,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:33,887 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:33,887 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:33,888 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) [2024-11-28 04:03:34,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:34,103 INFO L93 Difference]: Finished difference Result 2811 states and 4148 transitions. [2024-11-28 04:03:34,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:03:34,104 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 [2024-11-28 04:03:34,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:34,112 INFO L225 Difference]: With dead ends: 2811 [2024-11-28 04:03:34,112 INFO L226 Difference]: Without dead ends: 1713 [2024-11-28 04:03:34,114 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 [2024-11-28 04:03:34,114 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 [2024-11-28 04:03:34,115 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] [2024-11-28 04:03:34,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1713 states. [2024-11-28 04:03:34,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1713 to 1539. [2024-11-28 04:03:34,175 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) [2024-11-28 04:03:34,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1539 states and 2265 transitions. [2024-11-28 04:03:34,183 INFO L78 Accepts]: Start accepts. Automaton has 1539 states and 2265 transitions. Word has length 232 [2024-11-28 04:03:34,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:34,184 INFO L471 AbstractCegarLoop]: Abstraction has 1539 states and 2265 transitions. [2024-11-28 04:03:34,184 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) [2024-11-28 04:03:34,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 2265 transitions. [2024-11-28 04:03:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-28 04:03:34,191 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:34,192 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] [2024-11-28 04:03:34,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 04:03:34,194 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:34,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:34,196 INFO L85 PathProgramCache]: Analyzing trace with hash 597882699, now seen corresponding path program 1 times [2024-11-28 04:03:34,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:34,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894569958] [2024-11-28 04:03:34,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:34,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:35,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:35,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:35,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894569958] [2024-11-28 04:03:35,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894569958] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:35,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:35,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:03:35,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320919222] [2024-11-28 04:03:35,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:35,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:03:35,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:35,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:03:35,852 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:03:35,852 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) [2024-11-28 04:03:36,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:36,188 INFO L93 Difference]: Finished difference Result 2862 states and 4217 transitions. [2024-11-28 04:03:36,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:03:36,189 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 [2024-11-28 04:03:36,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:36,198 INFO L225 Difference]: With dead ends: 2862 [2024-11-28 04:03:36,198 INFO L226 Difference]: Without dead ends: 1689 [2024-11-28 04:03:36,200 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 [2024-11-28 04:03:36,201 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 [2024-11-28 04:03:36,202 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] [2024-11-28 04:03:36,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1689 states. [2024-11-28 04:03:36,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1689 to 1545. [2024-11-28 04:03:36,278 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) [2024-11-28 04:03:36,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1545 states and 2271 transitions. [2024-11-28 04:03:36,293 INFO L78 Accepts]: Start accepts. Automaton has 1545 states and 2271 transitions. Word has length 233 [2024-11-28 04:03:36,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:36,294 INFO L471 AbstractCegarLoop]: Abstraction has 1545 states and 2271 transitions. [2024-11-28 04:03:36,294 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) [2024-11-28 04:03:36,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 2271 transitions. [2024-11-28 04:03:36,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-28 04:03:36,302 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:36,302 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] [2024-11-28 04:03:36,302 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-28 04:03:36,303 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:36,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:36,303 INFO L85 PathProgramCache]: Analyzing trace with hash 252678, now seen corresponding path program 1 times [2024-11-28 04:03:36,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:36,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134129659] [2024-11-28 04:03:36,304 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:36,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:37,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:37,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:37,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134129659] [2024-11-28 04:03:37,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134129659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:37,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:37,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:37,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094066806] [2024-11-28 04:03:37,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:37,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:37,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:37,360 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:37,361 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:37,361 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) [2024-11-28 04:03:37,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:37,584 INFO L93 Difference]: Finished difference Result 2820 states and 4155 transitions. [2024-11-28 04:03:37,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:03:37,585 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 [2024-11-28 04:03:37,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:37,595 INFO L225 Difference]: With dead ends: 2820 [2024-11-28 04:03:37,595 INFO L226 Difference]: Without dead ends: 1719 [2024-11-28 04:03:37,597 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 [2024-11-28 04:03:37,598 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 [2024-11-28 04:03:37,599 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] [2024-11-28 04:03:37,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1719 states. [2024-11-28 04:03:37,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1719 to 1577. [2024-11-28 04:03:37,659 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) [2024-11-28 04:03:37,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1577 states and 2317 transitions. [2024-11-28 04:03:37,669 INFO L78 Accepts]: Start accepts. Automaton has 1577 states and 2317 transitions. Word has length 233 [2024-11-28 04:03:37,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:37,669 INFO L471 AbstractCegarLoop]: Abstraction has 1577 states and 2317 transitions. [2024-11-28 04:03:37,670 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) [2024-11-28 04:03:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 2317 transitions. [2024-11-28 04:03:37,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-28 04:03:37,678 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:37,678 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] [2024-11-28 04:03:37,678 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-28 04:03:37,679 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:37,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:37,679 INFO L85 PathProgramCache]: Analyzing trace with hash 2095948522, now seen corresponding path program 1 times [2024-11-28 04:03:37,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:37,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725704158] [2024-11-28 04:03:37,680 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:37,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:37,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:38,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:38,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725704158] [2024-11-28 04:03:38,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725704158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:38,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:38,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:38,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154041890] [2024-11-28 04:03:38,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:38,612 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:38,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:38,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:38,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:38,613 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) [2024-11-28 04:03:38,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:38,764 INFO L93 Difference]: Finished difference Result 3156 states and 4642 transitions. [2024-11-28 04:03:38,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:03:38,765 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 [2024-11-28 04:03:38,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:38,774 INFO L225 Difference]: With dead ends: 3156 [2024-11-28 04:03:38,774 INFO L226 Difference]: Without dead ends: 2055 [2024-11-28 04:03:38,776 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 [2024-11-28 04:03:38,776 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 [2024-11-28 04:03:38,777 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] [2024-11-28 04:03:38,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2055 states. [2024-11-28 04:03:38,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2055 to 2051. [2024-11-28 04:03:38,833 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) [2024-11-28 04:03:38,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 2051 states and 3010 transitions. [2024-11-28 04:03:38,843 INFO L78 Accepts]: Start accepts. Automaton has 2051 states and 3010 transitions. Word has length 233 [2024-11-28 04:03:38,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:38,844 INFO L471 AbstractCegarLoop]: Abstraction has 2051 states and 3010 transitions. [2024-11-28 04:03:38,844 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) [2024-11-28 04:03:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 3010 transitions. [2024-11-28 04:03:38,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2024-11-28 04:03:38,850 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:38,851 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] [2024-11-28 04:03:38,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-28 04:03:38,851 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:38,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:38,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1816591303, now seen corresponding path program 1 times [2024-11-28 04:03:38,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:38,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081000051] [2024-11-28 04:03:38,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:38,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:40,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:40,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:40,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081000051] [2024-11-28 04:03:40,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081000051] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:40,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:40,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:40,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185549057] [2024-11-28 04:03:40,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:40,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:40,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:40,149 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:40,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:40,149 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) [2024-11-28 04:03:40,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:40,578 INFO L93 Difference]: Finished difference Result 3678 states and 5414 transitions. [2024-11-28 04:03:40,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:03:40,579 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 [2024-11-28 04:03:40,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:40,587 INFO L225 Difference]: With dead ends: 3678 [2024-11-28 04:03:40,588 INFO L226 Difference]: Without dead ends: 2051 [2024-11-28 04:03:40,590 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 [2024-11-28 04:03:40,593 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:03:40,593 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1674 Valid, 2896 Invalid, 277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:03:40,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2051 states. [2024-11-28 04:03:40,653 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2051 to 2051. [2024-11-28 04:03:40,658 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) [2024-11-28 04:03:40,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 2051 states and 3004 transitions. [2024-11-28 04:03:40,670 INFO L78 Accepts]: Start accepts. Automaton has 2051 states and 3004 transitions. Word has length 234 [2024-11-28 04:03:40,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:40,672 INFO L471 AbstractCegarLoop]: Abstraction has 2051 states and 3004 transitions. [2024-11-28 04:03:40,672 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) [2024-11-28 04:03:40,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 3004 transitions. [2024-11-28 04:03:40,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2024-11-28 04:03:40,681 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:40,681 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] [2024-11-28 04:03:40,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-28 04:03:40,681 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:40,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:40,682 INFO L85 PathProgramCache]: Analyzing trace with hash 557776345, now seen corresponding path program 1 times [2024-11-28 04:03:40,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:40,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777948151] [2024-11-28 04:03:40,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:40,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:41,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:41,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:41,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777948151] [2024-11-28 04:03:41,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777948151] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:41,590 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:41,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:41,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003350905] [2024-11-28 04:03:41,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:41,591 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:41,591 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:41,592 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:41,592 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:41,592 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) [2024-11-28 04:03:41,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:41,855 INFO L93 Difference]: Finished difference Result 3900 states and 5736 transitions. [2024-11-28 04:03:41,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:03:41,855 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 [2024-11-28 04:03:41,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:41,866 INFO L225 Difference]: With dead ends: 3900 [2024-11-28 04:03:41,866 INFO L226 Difference]: Without dead ends: 2651 [2024-11-28 04:03:41,869 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 [2024-11-28 04:03:41,870 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:03:41,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [845 Valid, 4840 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:03:41,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2651 states. [2024-11-28 04:03:41,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2651 to 2075. [2024-11-28 04:03:41,942 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) [2024-11-28 04:03:41,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 2075 states and 3037 transitions. [2024-11-28 04:03:41,959 INFO L78 Accepts]: Start accepts. Automaton has 2075 states and 3037 transitions. Word has length 235 [2024-11-28 04:03:41,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:41,960 INFO L471 AbstractCegarLoop]: Abstraction has 2075 states and 3037 transitions. [2024-11-28 04:03:41,960 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) [2024-11-28 04:03:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 3037 transitions. [2024-11-28 04:03:41,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-28 04:03:41,968 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:41,968 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] [2024-11-28 04:03:41,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-28 04:03:41,968 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:41,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:41,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1310017989, now seen corresponding path program 1 times [2024-11-28 04:03:41,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:41,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250083953] [2024-11-28 04:03:41,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:41,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:43,483 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:43,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:43,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250083953] [2024-11-28 04:03:43,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250083953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:43,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:43,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:03:43,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950697082] [2024-11-28 04:03:43,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:43,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:03:43,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:43,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:03:43,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:03:43,490 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) [2024-11-28 04:03:44,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:44,025 INFO L93 Difference]: Finished difference Result 3928 states and 5772 transitions. [2024-11-28 04:03:44,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:03:44,027 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 [2024-11-28 04:03:44,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:44,038 INFO L225 Difference]: With dead ends: 3928 [2024-11-28 04:03:44,038 INFO L226 Difference]: Without dead ends: 2663 [2024-11-28 04:03:44,041 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:03:44,042 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:03:44,042 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2525 Valid, 6673 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:03:44,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2663 states. [2024-11-28 04:03:44,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2663 to 2081. [2024-11-28 04:03:44,116 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) [2024-11-28 04:03:44,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 2081 states and 3043 transitions. [2024-11-28 04:03:44,127 INFO L78 Accepts]: Start accepts. Automaton has 2081 states and 3043 transitions. Word has length 236 [2024-11-28 04:03:44,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:44,128 INFO L471 AbstractCegarLoop]: Abstraction has 2081 states and 3043 transitions. [2024-11-28 04:03:44,128 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) [2024-11-28 04:03:44,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 3043 transitions. [2024-11-28 04:03:44,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-28 04:03:44,135 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:44,135 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] [2024-11-28 04:03:44,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-28 04:03:44,136 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:44,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:44,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1056477930, now seen corresponding path program 1 times [2024-11-28 04:03:44,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:44,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092270416] [2024-11-28 04:03:44,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:44,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:44,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:44,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:44,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092270416] [2024-11-28 04:03:44,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092270416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:44,916 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:44,916 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:44,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833162582] [2024-11-28 04:03:44,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:44,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:44,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:44,919 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:44,919 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:44,921 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) [2024-11-28 04:03:45,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:45,151 INFO L93 Difference]: Finished difference Result 3334 states and 4890 transitions. [2024-11-28 04:03:45,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:03:45,152 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 [2024-11-28 04:03:45,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:45,168 INFO L225 Difference]: With dead ends: 3334 [2024-11-28 04:03:45,171 INFO L226 Difference]: Without dead ends: 2223 [2024-11-28 04:03:45,173 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 [2024-11-28 04:03:45,174 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 [2024-11-28 04:03:45,174 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] [2024-11-28 04:03:45,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2223 states. [2024-11-28 04:03:45,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2223 to 2097. [2024-11-28 04:03:45,233 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) [2024-11-28 04:03:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 2097 states and 3065 transitions. [2024-11-28 04:03:45,246 INFO L78 Accepts]: Start accepts. Automaton has 2097 states and 3065 transitions. Word has length 236 [2024-11-28 04:03:45,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:45,247 INFO L471 AbstractCegarLoop]: Abstraction has 2097 states and 3065 transitions. [2024-11-28 04:03:45,247 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) [2024-11-28 04:03:45,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 3065 transitions. [2024-11-28 04:03:45,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-28 04:03:45,254 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:45,254 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] [2024-11-28 04:03:45,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-28 04:03:45,255 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:45,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:45,255 INFO L85 PathProgramCache]: Analyzing trace with hash 254861308, now seen corresponding path program 1 times [2024-11-28 04:03:45,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:45,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018575064] [2024-11-28 04:03:45,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:45,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:45,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:46,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:46,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:46,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018575064] [2024-11-28 04:03:46,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018575064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:46,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:46,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:46,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976568016] [2024-11-28 04:03:46,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:46,042 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:46,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:46,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:46,043 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:46,043 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) [2024-11-28 04:03:46,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:46,205 INFO L93 Difference]: Finished difference Result 3216 states and 4712 transitions. [2024-11-28 04:03:46,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:03:46,206 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 [2024-11-28 04:03:46,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:46,213 INFO L225 Difference]: With dead ends: 3216 [2024-11-28 04:03:46,214 INFO L226 Difference]: Without dead ends: 2105 [2024-11-28 04:03:46,216 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 [2024-11-28 04:03:46,216 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 [2024-11-28 04:03:46,217 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] [2024-11-28 04:03:46,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2105 states. [2024-11-28 04:03:46,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2105 to 2101. [2024-11-28 04:03:46,275 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) [2024-11-28 04:03:46,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 2101 states and 3069 transitions. [2024-11-28 04:03:46,285 INFO L78 Accepts]: Start accepts. Automaton has 2101 states and 3069 transitions. Word has length 236 [2024-11-28 04:03:46,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:46,286 INFO L471 AbstractCegarLoop]: Abstraction has 2101 states and 3069 transitions. [2024-11-28 04:03:46,286 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) [2024-11-28 04:03:46,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 3069 transitions. [2024-11-28 04:03:46,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-28 04:03:46,292 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:46,293 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] [2024-11-28 04:03:46,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-28 04:03:46,293 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:46,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:46,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1453537201, now seen corresponding path program 1 times [2024-11-28 04:03:46,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:46,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917739362] [2024-11-28 04:03:46,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:46,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:47,966 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:47,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:47,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917739362] [2024-11-28 04:03:47,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917739362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:47,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:47,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:03:47,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521716994] [2024-11-28 04:03:47,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:47,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:03:47,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:47,968 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:03:47,969 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:03:47,969 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) [2024-11-28 04:03:48,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:48,402 INFO L93 Difference]: Finished difference Result 3462 states and 5076 transitions. [2024-11-28 04:03:48,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:03:48,403 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 [2024-11-28 04:03:48,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:48,415 INFO L225 Difference]: With dead ends: 3462 [2024-11-28 04:03:48,415 INFO L226 Difference]: Without dead ends: 2347 [2024-11-28 04:03:48,419 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 [2024-11-28 04:03:48,421 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:03:48,421 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1074 Valid, 3804 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:03:48,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2347 states. [2024-11-28 04:03:48,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2347 to 2345. [2024-11-28 04:03:48,485 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) [2024-11-28 04:03:48,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 2345 states and 3433 transitions. [2024-11-28 04:03:48,496 INFO L78 Accepts]: Start accepts. Automaton has 2345 states and 3433 transitions. Word has length 236 [2024-11-28 04:03:48,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:48,498 INFO L471 AbstractCegarLoop]: Abstraction has 2345 states and 3433 transitions. [2024-11-28 04:03:48,498 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) [2024-11-28 04:03:48,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 3433 transitions. [2024-11-28 04:03:48,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-11-28 04:03:48,526 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:48,526 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] [2024-11-28 04:03:48,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-28 04:03:48,527 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:48,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:48,528 INFO L85 PathProgramCache]: Analyzing trace with hash -73354460, now seen corresponding path program 1 times [2024-11-28 04:03:48,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:48,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733771408] [2024-11-28 04:03:48,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:48,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:48,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:49,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:49,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733771408] [2024-11-28 04:03:49,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733771408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:49,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:49,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:03:49,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586799086] [2024-11-28 04:03:49,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:49,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:03:49,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:49,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:03:49,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:03:49,603 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) [2024-11-28 04:03:50,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:50,226 INFO L93 Difference]: Finished difference Result 4337 states and 6361 transitions. [2024-11-28 04:03:50,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:03:50,227 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 [2024-11-28 04:03:50,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:50,235 INFO L225 Difference]: With dead ends: 4337 [2024-11-28 04:03:50,235 INFO L226 Difference]: Without dead ends: 2918 [2024-11-28 04:03:50,238 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 [2024-11-28 04:03:50,239 INFO L435 NwaCegarLoop]: 903 mSDtfsCounter, 1571 mSDsluCounter, 3558 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 [2024-11-28 04:03:50,240 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] [2024-11-28 04:03:50,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2918 states. [2024-11-28 04:03:50,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2918 to 2740. [2024-11-28 04:03:50,321 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) [2024-11-28 04:03:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 2740 states and 4002 transitions. [2024-11-28 04:03:50,336 INFO L78 Accepts]: Start accepts. Automaton has 2740 states and 4002 transitions. Word has length 237 [2024-11-28 04:03:50,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:50,337 INFO L471 AbstractCegarLoop]: Abstraction has 2740 states and 4002 transitions. [2024-11-28 04:03:50,337 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) [2024-11-28 04:03:50,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 4002 transitions. [2024-11-28 04:03:50,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-28 04:03:50,345 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:50,345 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] [2024-11-28 04:03:50,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-28 04:03:50,345 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:50,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:50,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1523087848, now seen corresponding path program 1 times [2024-11-28 04:03:50,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:50,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073359693] [2024-11-28 04:03:50,346 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:50,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:51,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:51,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073359693] [2024-11-28 04:03:51,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073359693] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:51,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:51,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:51,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282638371] [2024-11-28 04:03:51,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:51,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:51,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:51,373 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:51,373 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:51,374 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) [2024-11-28 04:03:51,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:51,561 INFO L93 Difference]: Finished difference Result 4229 states and 6197 transitions. [2024-11-28 04:03:51,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:03:51,562 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 [2024-11-28 04:03:51,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:51,574 INFO L225 Difference]: With dead ends: 4229 [2024-11-28 04:03:51,574 INFO L226 Difference]: Without dead ends: 2870 [2024-11-28 04:03:51,577 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 [2024-11-28 04:03:51,580 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 [2024-11-28 04:03:51,580 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] [2024-11-28 04:03:51,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2870 states. [2024-11-28 04:03:51,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2870 to 2776. [2024-11-28 04:03:51,653 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) [2024-11-28 04:03:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2776 states to 2776 states and 4052 transitions. [2024-11-28 04:03:51,663 INFO L78 Accepts]: Start accepts. Automaton has 2776 states and 4052 transitions. Word has length 238 [2024-11-28 04:03:51,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:51,664 INFO L471 AbstractCegarLoop]: Abstraction has 2776 states and 4052 transitions. [2024-11-28 04:03:51,664 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) [2024-11-28 04:03:51,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 4052 transitions. [2024-11-28 04:03:51,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-28 04:03:51,672 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:51,672 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] [2024-11-28 04:03:51,672 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-28 04:03:51,672 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:51,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:51,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1499721369, now seen corresponding path program 1 times [2024-11-28 04:03:51,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:51,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301113478] [2024-11-28 04:03:51,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:51,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:52,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:52,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:52,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301113478] [2024-11-28 04:03:52,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301113478] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:52,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:52,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:03:52,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281942894] [2024-11-28 04:03:52,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:52,797 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:03:52,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:52,798 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:03:52,798 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:03:52,798 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) [2024-11-28 04:03:53,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:53,381 INFO L93 Difference]: Finished difference Result 4341 states and 6359 transitions. [2024-11-28 04:03:53,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:03:53,382 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 [2024-11-28 04:03:53,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:53,390 INFO L225 Difference]: With dead ends: 4341 [2024-11-28 04:03:53,390 INFO L226 Difference]: Without dead ends: 2954 [2024-11-28 04:03:53,393 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 [2024-11-28 04:03:53,393 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 [2024-11-28 04:03:53,394 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] [2024-11-28 04:03:53,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2954 states. [2024-11-28 04:03:53,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2954 to 2808. [2024-11-28 04:03:53,463 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) [2024-11-28 04:03:53,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2808 states and 4096 transitions. [2024-11-28 04:03:53,471 INFO L78 Accepts]: Start accepts. Automaton has 2808 states and 4096 transitions. Word has length 238 [2024-11-28 04:03:53,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:53,472 INFO L471 AbstractCegarLoop]: Abstraction has 2808 states and 4096 transitions. [2024-11-28 04:03:53,472 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) [2024-11-28 04:03:53,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 4096 transitions. [2024-11-28 04:03:53,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-28 04:03:53,479 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:53,479 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] [2024-11-28 04:03:53,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-28 04:03:53,480 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:53,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:53,481 INFO L85 PathProgramCache]: Analyzing trace with hash 840330937, now seen corresponding path program 1 times [2024-11-28 04:03:53,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:53,481 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415146141] [2024-11-28 04:03:53,481 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:53,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:54,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:54,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:54,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415146141] [2024-11-28 04:03:54,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415146141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:54,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:54,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:03:54,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707631766] [2024-11-28 04:03:54,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:54,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:03:54,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:54,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:03:54,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:03:54,277 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) [2024-11-28 04:03:54,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:54,457 INFO L93 Difference]: Finished difference Result 4261 states and 6239 transitions. [2024-11-28 04:03:54,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:03:54,458 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 [2024-11-28 04:03:54,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:54,466 INFO L225 Difference]: With dead ends: 4261 [2024-11-28 04:03:54,466 INFO L226 Difference]: Without dead ends: 2902 [2024-11-28 04:03:54,469 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 [2024-11-28 04:03:54,469 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 [2024-11-28 04:03:54,470 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] [2024-11-28 04:03:54,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2902 states. [2024-11-28 04:03:54,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2902 to 2824. [2024-11-28 04:03:54,526 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) [2024-11-28 04:03:54,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2824 states and 4118 transitions. [2024-11-28 04:03:54,533 INFO L78 Accepts]: Start accepts. Automaton has 2824 states and 4118 transitions. Word has length 239 [2024-11-28 04:03:54,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:54,533 INFO L471 AbstractCegarLoop]: Abstraction has 2824 states and 4118 transitions. [2024-11-28 04:03:54,534 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) [2024-11-28 04:03:54,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 4118 transitions. [2024-11-28 04:03:54,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-28 04:03:54,540 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:54,540 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] [2024-11-28 04:03:54,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-28 04:03:54,540 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:54,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:54,541 INFO L85 PathProgramCache]: Analyzing trace with hash -938533472, now seen corresponding path program 1 times [2024-11-28 04:03:54,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:54,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081821569] [2024-11-28 04:03:54,541 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:54,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:55,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:55,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:55,855 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081821569] [2024-11-28 04:03:55,855 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081821569] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:55,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:55,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:03:55,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953150731] [2024-11-28 04:03:55,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:55,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:03:55,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:55,858 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:03:55,858 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:03:55,859 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) [2024-11-28 04:03:56,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:56,527 INFO L93 Difference]: Finished difference Result 4727 states and 6915 transitions. [2024-11-28 04:03:56,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:03:56,528 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 [2024-11-28 04:03:56,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:56,536 INFO L225 Difference]: With dead ends: 4727 [2024-11-28 04:03:56,537 INFO L226 Difference]: Without dead ends: 2824 [2024-11-28 04:03:56,540 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 [2024-11-28 04:03:56,540 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 [2024-11-28 04:03:56,541 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] [2024-11-28 04:03:56,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2824 states. [2024-11-28 04:03:56,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2824 to 2824. [2024-11-28 04:03:56,605 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) [2024-11-28 04:03:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 2824 states and 4110 transitions. [2024-11-28 04:03:56,613 INFO L78 Accepts]: Start accepts. Automaton has 2824 states and 4110 transitions. Word has length 239 [2024-11-28 04:03:56,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:56,614 INFO L471 AbstractCegarLoop]: Abstraction has 2824 states and 4110 transitions. [2024-11-28 04:03:56,614 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) [2024-11-28 04:03:56,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2824 states and 4110 transitions. [2024-11-28 04:03:56,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-28 04:03:56,620 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:56,620 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] [2024-11-28 04:03:56,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-28 04:03:56,621 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:56,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:56,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1923549154, now seen corresponding path program 1 times [2024-11-28 04:03:56,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:56,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885045933] [2024-11-28 04:03:56,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:56,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:57,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:57,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:57,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885045933] [2024-11-28 04:03:57,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885045933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:57,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:57,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:03:57,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32795473] [2024-11-28 04:03:57,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:57,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:03:57,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:57,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:03:57,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:03:57,224 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) [2024-11-28 04:03:57,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:57,332 INFO L93 Difference]: Finished difference Result 4719 states and 6889 transitions. [2024-11-28 04:03:57,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:03:57,333 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 [2024-11-28 04:03:57,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:57,341 INFO L225 Difference]: With dead ends: 4719 [2024-11-28 04:03:57,341 INFO L226 Difference]: Without dead ends: 2864 [2024-11-28 04:03:57,345 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 [2024-11-28 04:03:57,345 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 [2024-11-28 04:03:57,346 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] [2024-11-28 04:03:57,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2864 states. [2024-11-28 04:03:57,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2864 to 2856. [2024-11-28 04:03:57,412 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) [2024-11-28 04:03:57,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2856 states and 4150 transitions. [2024-11-28 04:03:57,420 INFO L78 Accepts]: Start accepts. Automaton has 2856 states and 4150 transitions. Word has length 240 [2024-11-28 04:03:57,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:57,420 INFO L471 AbstractCegarLoop]: Abstraction has 2856 states and 4150 transitions. [2024-11-28 04:03:57,421 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) [2024-11-28 04:03:57,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2856 states and 4150 transitions. [2024-11-28 04:03:57,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-28 04:03:57,427 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:57,427 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] [2024-11-28 04:03:57,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-28 04:03:57,427 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:57,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:57,428 INFO L85 PathProgramCache]: Analyzing trace with hash -227912190, now seen corresponding path program 1 times [2024-11-28 04:03:57,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:57,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177446472] [2024-11-28 04:03:57,429 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:57,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:57,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:03:58,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:03:58,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:03:58,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177446472] [2024-11-28 04:03:58,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177446472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:03:58,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:03:58,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:03:58,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996909690] [2024-11-28 04:03:58,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:03:58,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:03:58,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:03:58,120 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:03:58,121 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:03:58,122 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) [2024-11-28 04:03:58,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:03:58,193 INFO L93 Difference]: Finished difference Result 4854 states and 7066 transitions. [2024-11-28 04:03:58,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:03:58,194 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 [2024-11-28 04:03:58,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:03:58,202 INFO L225 Difference]: With dead ends: 4854 [2024-11-28 04:03:58,202 INFO L226 Difference]: Without dead ends: 2892 [2024-11-28 04:03:58,206 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 [2024-11-28 04:03:58,207 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 [2024-11-28 04:03:58,208 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] [2024-11-28 04:03:58,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2892 states. [2024-11-28 04:03:58,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2892 to 2892. [2024-11-28 04:03:58,280 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) [2024-11-28 04:03:58,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2892 states and 4186 transitions. [2024-11-28 04:03:58,287 INFO L78 Accepts]: Start accepts. Automaton has 2892 states and 4186 transitions. Word has length 240 [2024-11-28 04:03:58,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:03:58,288 INFO L471 AbstractCegarLoop]: Abstraction has 2892 states and 4186 transitions. [2024-11-28 04:03:58,288 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) [2024-11-28 04:03:58,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2892 states and 4186 transitions. [2024-11-28 04:03:58,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-11-28 04:03:58,296 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:03:58,296 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] [2024-11-28 04:03:58,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-28 04:03:58,297 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:03:58,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:03:58,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1427057882, now seen corresponding path program 1 times [2024-11-28 04:03:58,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:03:58,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086648054] [2024-11-28 04:03:58,298 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:03:58,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:03:58,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:00,092 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:00,093 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:00,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086648054] [2024-11-28 04:04:00,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086648054] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:00,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:00,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:04:00,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045020963] [2024-11-28 04:04:00,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:00,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:04:00,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:00,095 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:04:00,095 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:04:00,096 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) [2024-11-28 04:04:01,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:01,160 INFO L93 Difference]: Finished difference Result 4828 states and 7024 transitions. [2024-11-28 04:04:01,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:04:01,161 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 [2024-11-28 04:04:01,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:01,169 INFO L225 Difference]: With dead ends: 4828 [2024-11-28 04:04:01,169 INFO L226 Difference]: Without dead ends: 2932 [2024-11-28 04:04:01,173 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 [2024-11-28 04:04:01,174 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 [2024-11-28 04:04:01,174 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] [2024-11-28 04:04:01,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2932 states. [2024-11-28 04:04:01,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2932 to 2908. [2024-11-28 04:04:01,248 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) [2024-11-28 04:04:01,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2908 states to 2908 states and 4202 transitions. [2024-11-28 04:04:01,254 INFO L78 Accepts]: Start accepts. Automaton has 2908 states and 4202 transitions. Word has length 240 [2024-11-28 04:04:01,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:01,254 INFO L471 AbstractCegarLoop]: Abstraction has 2908 states and 4202 transitions. [2024-11-28 04:04:01,254 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) [2024-11-28 04:04:01,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2908 states and 4202 transitions. [2024-11-28 04:04:01,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-28 04:04:01,260 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:01,260 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] [2024-11-28 04:04:01,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-28 04:04:01,260 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:01,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:01,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1131209653, now seen corresponding path program 1 times [2024-11-28 04:04:01,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:01,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028145060] [2024-11-28 04:04:01,261 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:01,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:01,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:02,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:02,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:02,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028145060] [2024-11-28 04:04:02,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028145060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:02,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:02,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:02,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009349636] [2024-11-28 04:04:02,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:02,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:02,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:02,049 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:02,049 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:02,049 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) [2024-11-28 04:04:02,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:02,249 INFO L93 Difference]: Finished difference Result 5318 states and 7739 transitions. [2024-11-28 04:04:02,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:04:02,250 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 [2024-11-28 04:04:02,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:02,258 INFO L225 Difference]: With dead ends: 5318 [2024-11-28 04:04:02,259 INFO L226 Difference]: Without dead ends: 3714 [2024-11-28 04:04:02,262 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 [2024-11-28 04:04:02,262 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 [2024-11-28 04:04:02,263 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] [2024-11-28 04:04:02,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3714 states. [2024-11-28 04:04:02,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3714 to 2944. [2024-11-28 04:04:02,322 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) [2024-11-28 04:04:02,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2944 states and 4250 transitions. [2024-11-28 04:04:02,328 INFO L78 Accepts]: Start accepts. Automaton has 2944 states and 4250 transitions. Word has length 241 [2024-11-28 04:04:02,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:02,328 INFO L471 AbstractCegarLoop]: Abstraction has 2944 states and 4250 transitions. [2024-11-28 04:04:02,329 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) [2024-11-28 04:04:02,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 4250 transitions. [2024-11-28 04:04:02,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-11-28 04:04:02,334 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:02,335 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] [2024-11-28 04:04:02,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-28 04:04:02,335 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:02,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:02,336 INFO L85 PathProgramCache]: Analyzing trace with hash 684469447, now seen corresponding path program 1 times [2024-11-28 04:04:02,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:02,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708572370] [2024-11-28 04:04:02,336 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:02,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:02,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:03,647 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:03,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:03,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708572370] [2024-11-28 04:04:03,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708572370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:03,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:03,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:03,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317620433] [2024-11-28 04:04:03,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:03,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:03,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:03,650 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:03,651 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:03,651 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) [2024-11-28 04:04:04,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:04,201 INFO L93 Difference]: Finished difference Result 4491 states and 6518 transitions. [2024-11-28 04:04:04,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:04:04,202 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 [2024-11-28 04:04:04,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:04,209 INFO L225 Difference]: With dead ends: 4491 [2024-11-28 04:04:04,209 INFO L226 Difference]: Without dead ends: 3090 [2024-11-28 04:04:04,212 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 [2024-11-28 04:04:04,213 INFO L435 NwaCegarLoop]: 902 mSDtfsCounter, 1528 mSDsluCounter, 3560 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:04,213 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1530 Valid, 4462 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:04:04,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3090 states. [2024-11-28 04:04:04,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3090 to 2960. [2024-11-28 04:04:04,260 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) [2024-11-28 04:04:04,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2960 states and 4270 transitions. [2024-11-28 04:04:04,265 INFO L78 Accepts]: Start accepts. Automaton has 2960 states and 4270 transitions. Word has length 241 [2024-11-28 04:04:04,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:04,266 INFO L471 AbstractCegarLoop]: Abstraction has 2960 states and 4270 transitions. [2024-11-28 04:04:04,266 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) [2024-11-28 04:04:04,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 4270 transitions. [2024-11-28 04:04:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2024-11-28 04:04:04,271 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:04,271 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] [2024-11-28 04:04:04,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-28 04:04:04,272 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:04,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:04,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1103804033, now seen corresponding path program 1 times [2024-11-28 04:04:04,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:04,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836163142] [2024-11-28 04:04:04,273 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:04,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:05,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:05,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:05,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836163142] [2024-11-28 04:04:05,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836163142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:05,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:05,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:05,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829997246] [2024-11-28 04:04:05,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:05,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:05,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:05,597 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:05,597 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:05,598 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) [2024-11-28 04:04:06,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:06,083 INFO L93 Difference]: Finished difference Result 4861 states and 7048 transitions. [2024-11-28 04:04:06,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:06,083 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 [2024-11-28 04:04:06,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:06,091 INFO L225 Difference]: With dead ends: 4861 [2024-11-28 04:04:06,091 INFO L226 Difference]: Without dead ends: 2960 [2024-11-28 04:04:06,094 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 [2024-11-28 04:04:06,098 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 [2024-11-28 04:04:06,099 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] [2024-11-28 04:04:06,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2960 states. [2024-11-28 04:04:06,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2960 to 2960. [2024-11-28 04:04:06,147 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) [2024-11-28 04:04:06,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 2960 states and 4254 transitions. [2024-11-28 04:04:06,153 INFO L78 Accepts]: Start accepts. Automaton has 2960 states and 4254 transitions. Word has length 242 [2024-11-28 04:04:06,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:06,153 INFO L471 AbstractCegarLoop]: Abstraction has 2960 states and 4254 transitions. [2024-11-28 04:04:06,153 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) [2024-11-28 04:04:06,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2960 states and 4254 transitions. [2024-11-28 04:04:06,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-28 04:04:06,159 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:06,160 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] [2024-11-28 04:04:06,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-28 04:04:06,160 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:06,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:06,161 INFO L85 PathProgramCache]: Analyzing trace with hash -536209441, now seen corresponding path program 1 times [2024-11-28 04:04:06,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:06,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643465575] [2024-11-28 04:04:06,161 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:06,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:06,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:06,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:06,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643465575] [2024-11-28 04:04:06,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643465575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:06,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:06,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:06,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060761635] [2024-11-28 04:04:06,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:06,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:06,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:06,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:06,921 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:06,922 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) [2024-11-28 04:04:07,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:07,121 INFO L93 Difference]: Finished difference Result 5335 states and 7731 transitions. [2024-11-28 04:04:07,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:04:07,122 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 [2024-11-28 04:04:07,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:07,130 INFO L225 Difference]: With dead ends: 5335 [2024-11-28 04:04:07,130 INFO L226 Difference]: Without dead ends: 3738 [2024-11-28 04:04:07,134 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 [2024-11-28 04:04:07,135 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 [2024-11-28 04:04:07,135 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] [2024-11-28 04:04:07,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3738 states. [2024-11-28 04:04:07,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3738 to 2992. [2024-11-28 04:04:07,198 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) [2024-11-28 04:04:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2992 states to 2992 states and 4298 transitions. [2024-11-28 04:04:07,204 INFO L78 Accepts]: Start accepts. Automaton has 2992 states and 4298 transitions. Word has length 243 [2024-11-28 04:04:07,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:07,205 INFO L471 AbstractCegarLoop]: Abstraction has 2992 states and 4298 transitions. [2024-11-28 04:04:07,206 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) [2024-11-28 04:04:07,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states and 4298 transitions. [2024-11-28 04:04:07,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-28 04:04:07,211 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:07,211 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] [2024-11-28 04:04:07,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-28 04:04:07,212 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:07,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:07,212 INFO L85 PathProgramCache]: Analyzing trace with hash 179152707, now seen corresponding path program 1 times [2024-11-28 04:04:07,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:07,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75864741] [2024-11-28 04:04:07,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:07,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:08,131 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:08,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:08,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75864741] [2024-11-28 04:04:08,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75864741] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:08,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:08,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:08,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823753301] [2024-11-28 04:04:08,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:08,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:08,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:08,134 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:08,134 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:08,135 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) [2024-11-28 04:04:08,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:08,365 INFO L93 Difference]: Finished difference Result 5319 states and 7702 transitions. [2024-11-28 04:04:08,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:04:08,366 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 [2024-11-28 04:04:08,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:08,375 INFO L225 Difference]: With dead ends: 5319 [2024-11-28 04:04:08,375 INFO L226 Difference]: Without dead ends: 3738 [2024-11-28 04:04:08,378 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 [2024-11-28 04:04:08,379 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, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:08,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [822 Valid, 4842 Invalid, 102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:04:08,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3738 states. [2024-11-28 04:04:08,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3738 to 3024. [2024-11-28 04:04:08,430 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) [2024-11-28 04:04:08,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 4342 transitions. [2024-11-28 04:04:08,437 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 4342 transitions. Word has length 244 [2024-11-28 04:04:08,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:08,438 INFO L471 AbstractCegarLoop]: Abstraction has 3024 states and 4342 transitions. [2024-11-28 04:04:08,438 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) [2024-11-28 04:04:08,438 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 4342 transitions. [2024-11-28 04:04:08,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2024-11-28 04:04:08,442 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:08,442 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] [2024-11-28 04:04:08,442 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-28 04:04:08,443 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:08,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:08,443 INFO L85 PathProgramCache]: Analyzing trace with hash 1750162836, now seen corresponding path program 1 times [2024-11-28 04:04:08,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:08,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049474017] [2024-11-28 04:04:08,444 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:08,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:09,800 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:09,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:09,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049474017] [2024-11-28 04:04:09,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049474017] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:09,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:09,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:09,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125401524] [2024-11-28 04:04:09,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:09,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:09,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:09,803 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:09,803 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:09,804 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) [2024-11-28 04:04:10,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:10,294 INFO L93 Difference]: Finished difference Result 4893 states and 7066 transitions. [2024-11-28 04:04:10,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:10,295 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 [2024-11-28 04:04:10,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:10,302 INFO L225 Difference]: With dead ends: 4893 [2024-11-28 04:04:10,302 INFO L226 Difference]: Without dead ends: 3024 [2024-11-28 04:04:10,305 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 [2024-11-28 04:04:10,306 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 [2024-11-28 04:04:10,306 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] [2024-11-28 04:04:10,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3024 states. [2024-11-28 04:04:10,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3024 to 3024. [2024-11-28 04:04:10,352 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) [2024-11-28 04:04:10,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 4334 transitions. [2024-11-28 04:04:10,358 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 4334 transitions. Word has length 244 [2024-11-28 04:04:10,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:10,358 INFO L471 AbstractCegarLoop]: Abstraction has 3024 states and 4334 transitions. [2024-11-28 04:04:10,358 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) [2024-11-28 04:04:10,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 4334 transitions. [2024-11-28 04:04:10,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-28 04:04:10,362 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:10,363 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] [2024-11-28 04:04:10,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-28 04:04:10,363 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:10,364 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:10,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1702022929, now seen corresponding path program 1 times [2024-11-28 04:04:10,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:10,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477536619] [2024-11-28 04:04:10,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:10,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:11,115 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:11,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:11,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477536619] [2024-11-28 04:04:11,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477536619] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:11,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:11,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:11,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785622868] [2024-11-28 04:04:11,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:11,117 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:11,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:11,117 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:11,118 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:11,118 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) [2024-11-28 04:04:11,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:11,311 INFO L93 Difference]: Finished difference Result 5303 states and 7663 transitions. [2024-11-28 04:04:11,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:04:11,312 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 [2024-11-28 04:04:11,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:11,320 INFO L225 Difference]: With dead ends: 5303 [2024-11-28 04:04:11,320 INFO L226 Difference]: Without dead ends: 3738 [2024-11-28 04:04:11,322 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 [2024-11-28 04:04:11,323 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 [2024-11-28 04:04:11,323 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] [2024-11-28 04:04:11,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3738 states. [2024-11-28 04:04:11,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3738 to 3056. [2024-11-28 04:04:11,378 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) [2024-11-28 04:04:11,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3056 states to 3056 states and 4378 transitions. [2024-11-28 04:04:11,384 INFO L78 Accepts]: Start accepts. Automaton has 3056 states and 4378 transitions. Word has length 245 [2024-11-28 04:04:11,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:11,385 INFO L471 AbstractCegarLoop]: Abstraction has 3056 states and 4378 transitions. [2024-11-28 04:04:11,385 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) [2024-11-28 04:04:11,385 INFO L276 IsEmpty]: Start isEmpty. Operand 3056 states and 4378 transitions. [2024-11-28 04:04:11,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-28 04:04:11,389 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:11,389 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] [2024-11-28 04:04:11,390 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-28 04:04:11,390 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:11,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:11,390 INFO L85 PathProgramCache]: Analyzing trace with hash -1660881284, now seen corresponding path program 1 times [2024-11-28 04:04:11,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:11,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930263285] [2024-11-28 04:04:11,391 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:11,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:12,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:12,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:12,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930263285] [2024-11-28 04:04:12,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930263285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:12,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:12,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:12,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950773057] [2024-11-28 04:04:12,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:12,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:12,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:12,211 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:12,211 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:12,212 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) [2024-11-28 04:04:12,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:12,372 INFO L93 Difference]: Finished difference Result 4547 states and 6557 transitions. [2024-11-28 04:04:12,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:12,373 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 [2024-11-28 04:04:12,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:12,382 INFO L225 Difference]: With dead ends: 4547 [2024-11-28 04:04:12,382 INFO L226 Difference]: Without dead ends: 3134 [2024-11-28 04:04:12,384 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 [2024-11-28 04:04:12,385 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 [2024-11-28 04:04:12,385 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] [2024-11-28 04:04:12,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3134 states. [2024-11-28 04:04:12,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3134 to 3072. [2024-11-28 04:04:12,429 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) [2024-11-28 04:04:12,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 3072 states and 4400 transitions. [2024-11-28 04:04:12,435 INFO L78 Accepts]: Start accepts. Automaton has 3072 states and 4400 transitions. Word has length 245 [2024-11-28 04:04:12,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:12,436 INFO L471 AbstractCegarLoop]: Abstraction has 3072 states and 4400 transitions. [2024-11-28 04:04:12,436 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) [2024-11-28 04:04:12,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3072 states and 4400 transitions. [2024-11-28 04:04:12,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2024-11-28 04:04:12,440 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:12,440 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:04:12,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-28 04:04:12,441 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:12,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:12,442 INFO L85 PathProgramCache]: Analyzing trace with hash 676564849, now seen corresponding path program 1 times [2024-11-28 04:04:12,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:12,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173661112] [2024-11-28 04:04:12,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:12,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:13,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:13,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:13,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173661112] [2024-11-28 04:04:13,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173661112] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:13,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:13,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:13,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944059956] [2024-11-28 04:04:13,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:13,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:13,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:13,614 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:13,614 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:13,614 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) [2024-11-28 04:04:14,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:14,167 INFO L93 Difference]: Finished difference Result 4615 states and 6655 transitions. [2024-11-28 04:04:14,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:04:14,168 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 [2024-11-28 04:04:14,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:14,176 INFO L225 Difference]: With dead ends: 4615 [2024-11-28 04:04:14,177 INFO L226 Difference]: Without dead ends: 3202 [2024-11-28 04:04:14,179 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 [2024-11-28 04:04:14,180 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:14,180 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1388 Valid, 4455 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:04:14,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3202 states. [2024-11-28 04:04:14,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3202 to 3108. [2024-11-28 04:04:14,230 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) [2024-11-28 04:04:14,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 3108 states and 4450 transitions. [2024-11-28 04:04:14,243 INFO L78 Accepts]: Start accepts. Automaton has 3108 states and 4450 transitions. Word has length 245 [2024-11-28 04:04:14,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:14,244 INFO L471 AbstractCegarLoop]: Abstraction has 3108 states and 4450 transitions. [2024-11-28 04:04:14,244 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) [2024-11-28 04:04:14,244 INFO L276 IsEmpty]: Start isEmpty. Operand 3108 states and 4450 transitions. [2024-11-28 04:04:14,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-11-28 04:04:14,250 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:14,251 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] [2024-11-28 04:04:14,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-28 04:04:14,251 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:14,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:14,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1955147023, now seen corresponding path program 1 times [2024-11-28 04:04:14,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:14,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724204948] [2024-11-28 04:04:14,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:14,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:15,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:15,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:15,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724204948] [2024-11-28 04:04:15,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1724204948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:15,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:15,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:15,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807366063] [2024-11-28 04:04:15,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:15,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:15,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:15,016 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:15,016 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:15,017 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) [2024-11-28 04:04:15,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:15,175 INFO L93 Difference]: Finished difference Result 4583 states and 6605 transitions. [2024-11-28 04:04:15,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:15,175 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 [2024-11-28 04:04:15,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:15,183 INFO L225 Difference]: With dead ends: 4583 [2024-11-28 04:04:15,183 INFO L226 Difference]: Without dead ends: 3170 [2024-11-28 04:04:15,185 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 [2024-11-28 04:04:15,187 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 [2024-11-28 04:04:15,188 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] [2024-11-28 04:04:15,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3170 states. [2024-11-28 04:04:15,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3170 to 3124. [2024-11-28 04:04:15,234 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) [2024-11-28 04:04:15,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3124 states to 3124 states and 4472 transitions. [2024-11-28 04:04:15,240 INFO L78 Accepts]: Start accepts. Automaton has 3124 states and 4472 transitions. Word has length 246 [2024-11-28 04:04:15,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:15,241 INFO L471 AbstractCegarLoop]: Abstraction has 3124 states and 4472 transitions. [2024-11-28 04:04:15,241 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) [2024-11-28 04:04:15,241 INFO L276 IsEmpty]: Start isEmpty. Operand 3124 states and 4472 transitions. [2024-11-28 04:04:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2024-11-28 04:04:15,247 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:15,248 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] [2024-11-28 04:04:15,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-28 04:04:15,248 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:15,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:15,249 INFO L85 PathProgramCache]: Analyzing trace with hash 310087808, now seen corresponding path program 1 times [2024-11-28 04:04:15,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:15,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130885314] [2024-11-28 04:04:15,249 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:15,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:16,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:16,441 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130885314] [2024-11-28 04:04:16,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130885314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:16,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:16,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:16,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915397160] [2024-11-28 04:04:16,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:16,443 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:16,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:16,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:16,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:16,445 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) [2024-11-28 04:04:16,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:16,993 INFO L93 Difference]: Finished difference Result 4631 states and 6675 transitions. [2024-11-28 04:04:16,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:04:16,993 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 [2024-11-28 04:04:16,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:17,002 INFO L225 Difference]: With dead ends: 4631 [2024-11-28 04:04:17,002 INFO L226 Difference]: Without dead ends: 3218 [2024-11-28 04:04:17,005 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 [2024-11-28 04:04:17,006 INFO L435 NwaCegarLoop]: 900 mSDtfsCounter, 1238 mSDsluCounter, 3567 mSDsCounter, 0 mSdLazyCounter, 419 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:17,006 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1240 Valid, 4467 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:04:17,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3218 states. [2024-11-28 04:04:17,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3218 to 3140. [2024-11-28 04:04:17,058 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) [2024-11-28 04:04:17,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3140 states to 3140 states and 4494 transitions. [2024-11-28 04:04:17,064 INFO L78 Accepts]: Start accepts. Automaton has 3140 states and 4494 transitions. Word has length 246 [2024-11-28 04:04:17,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:17,065 INFO L471 AbstractCegarLoop]: Abstraction has 3140 states and 4494 transitions. [2024-11-28 04:04:17,065 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) [2024-11-28 04:04:17,065 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 4494 transitions. [2024-11-28 04:04:17,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-28 04:04:17,069 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:17,069 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] [2024-11-28 04:04:17,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-28 04:04:17,069 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:17,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:17,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1957717078, now seen corresponding path program 1 times [2024-11-28 04:04:17,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:17,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708830901] [2024-11-28 04:04:17,071 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:17,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:17,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:17,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:17,975 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:17,975 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708830901] [2024-11-28 04:04:17,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708830901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:17,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:17,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:17,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274224118] [2024-11-28 04:04:17,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:17,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:17,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:17,977 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:17,978 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:17,978 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) [2024-11-28 04:04:18,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:18,154 INFO L93 Difference]: Finished difference Result 4599 states and 6625 transitions. [2024-11-28 04:04:18,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:18,155 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 [2024-11-28 04:04:18,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:18,162 INFO L225 Difference]: With dead ends: 4599 [2024-11-28 04:04:18,162 INFO L226 Difference]: Without dead ends: 3186 [2024-11-28 04:04:18,165 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 [2024-11-28 04:04:18,166 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 [2024-11-28 04:04:18,166 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] [2024-11-28 04:04:18,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3186 states. [2024-11-28 04:04:18,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3186 to 3156. [2024-11-28 04:04:18,215 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) [2024-11-28 04:04:18,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 3156 states and 4516 transitions. [2024-11-28 04:04:18,222 INFO L78 Accepts]: Start accepts. Automaton has 3156 states and 4516 transitions. Word has length 247 [2024-11-28 04:04:18,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:18,223 INFO L471 AbstractCegarLoop]: Abstraction has 3156 states and 4516 transitions. [2024-11-28 04:04:18,223 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) [2024-11-28 04:04:18,223 INFO L276 IsEmpty]: Start isEmpty. Operand 3156 states and 4516 transitions. [2024-11-28 04:04:18,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-28 04:04:18,227 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:18,227 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] [2024-11-28 04:04:18,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-28 04:04:18,228 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:18,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:18,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1768315359, now seen corresponding path program 1 times [2024-11-28 04:04:18,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:18,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469416482] [2024-11-28 04:04:18,229 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:18,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:19,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:19,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:19,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469416482] [2024-11-28 04:04:19,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469416482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:19,886 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:19,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:04:19,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833842611] [2024-11-28 04:04:19,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:19,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:04:19,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:19,888 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:04:19,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:04:19,889 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) [2024-11-28 04:04:20,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:20,834 INFO L93 Difference]: Finished difference Result 5283 states and 7594 transitions. [2024-11-28 04:04:20,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:04:20,834 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 [2024-11-28 04:04:20,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:20,841 INFO L225 Difference]: With dead ends: 5283 [2024-11-28 04:04:20,841 INFO L226 Difference]: Without dead ends: 3204 [2024-11-28 04:04:20,844 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 [2024-11-28 04:04:20,845 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, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:20,845 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1788 Valid, 6589 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:04:20,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3204 states. [2024-11-28 04:04:20,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3204 to 3180. [2024-11-28 04:04:20,895 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) [2024-11-28 04:04:20,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 3180 states and 4540 transitions. [2024-11-28 04:04:20,901 INFO L78 Accepts]: Start accepts. Automaton has 3180 states and 4540 transitions. Word has length 247 [2024-11-28 04:04:20,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:20,902 INFO L471 AbstractCegarLoop]: Abstraction has 3180 states and 4540 transitions. [2024-11-28 04:04:20,902 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) [2024-11-28 04:04:20,902 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 4540 transitions. [2024-11-28 04:04:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-28 04:04:20,905 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:20,906 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] [2024-11-28 04:04:20,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-28 04:04:20,906 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:20,907 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:20,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1820151593, now seen corresponding path program 1 times [2024-11-28 04:04:20,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:20,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970389429] [2024-11-28 04:04:20,907 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:20,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:21,783 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:21,784 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:21,784 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970389429] [2024-11-28 04:04:21,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970389429] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:21,784 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:21,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:21,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297535137] [2024-11-28 04:04:21,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:21,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:21,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:21,786 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:21,786 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:21,786 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) [2024-11-28 04:04:22,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:22,239 INFO L93 Difference]: Finished difference Result 4677 states and 6725 transitions. [2024-11-28 04:04:22,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:04:22,239 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 [2024-11-28 04:04:22,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:22,245 INFO L225 Difference]: With dead ends: 4677 [2024-11-28 04:04:22,245 INFO L226 Difference]: Without dead ends: 3258 [2024-11-28 04:04:22,247 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 [2024-11-28 04:04:22,251 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 [2024-11-28 04:04:22,252 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] [2024-11-28 04:04:22,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3258 states. [2024-11-28 04:04:22,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3258 to 3196. [2024-11-28 04:04:22,302 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) [2024-11-28 04:04:22,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 4562 transitions. [2024-11-28 04:04:22,308 INFO L78 Accepts]: Start accepts. Automaton has 3196 states and 4562 transitions. Word has length 247 [2024-11-28 04:04:22,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:22,309 INFO L471 AbstractCegarLoop]: Abstraction has 3196 states and 4562 transitions. [2024-11-28 04:04:22,309 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) [2024-11-28 04:04:22,309 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 4562 transitions. [2024-11-28 04:04:22,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-28 04:04:22,312 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:22,313 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] [2024-11-28 04:04:22,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-28 04:04:22,313 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:22,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:22,314 INFO L85 PathProgramCache]: Analyzing trace with hash 994909607, now seen corresponding path program 1 times [2024-11-28 04:04:22,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:22,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466041761] [2024-11-28 04:04:22,316 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:22,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:23,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:23,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:23,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466041761] [2024-11-28 04:04:23,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466041761] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:23,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:23,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:04:23,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030821680] [2024-11-28 04:04:23,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:23,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:04:23,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:23,800 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:04:23,800 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:04:23,800 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) [2024-11-28 04:04:24,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:24,496 INFO L93 Difference]: Finished difference Result 5273 states and 7569 transitions. [2024-11-28 04:04:24,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:04:24,497 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 [2024-11-28 04:04:24,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:24,501 INFO L225 Difference]: With dead ends: 5273 [2024-11-28 04:04:24,501 INFO L226 Difference]: Without dead ends: 3244 [2024-11-28 04:04:24,504 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 [2024-11-28 04:04:24,504 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 [2024-11-28 04:04:24,505 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] [2024-11-28 04:04:24,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3244 states. [2024-11-28 04:04:24,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3244 to 3220. [2024-11-28 04:04:24,547 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) [2024-11-28 04:04:24,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 4586 transitions. [2024-11-28 04:04:24,552 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 4586 transitions. Word has length 248 [2024-11-28 04:04:24,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:24,552 INFO L471 AbstractCegarLoop]: Abstraction has 3220 states and 4586 transitions. [2024-11-28 04:04:24,553 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) [2024-11-28 04:04:24,553 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 4586 transitions. [2024-11-28 04:04:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-28 04:04:24,556 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:24,556 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] [2024-11-28 04:04:24,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-28 04:04:24,556 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:24,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:24,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1974244058, now seen corresponding path program 1 times [2024-11-28 04:04:24,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:24,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905434053] [2024-11-28 04:04:24,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:24,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:25,601 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:25,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:25,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905434053] [2024-11-28 04:04:25,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [905434053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:25,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:25,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:25,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995739257] [2024-11-28 04:04:25,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:25,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:25,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:25,603 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:25,603 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:25,603 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) [2024-11-28 04:04:26,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:26,033 INFO L93 Difference]: Finished difference Result 5177 states and 7419 transitions. [2024-11-28 04:04:26,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:26,034 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 [2024-11-28 04:04:26,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:26,037 INFO L225 Difference]: With dead ends: 5177 [2024-11-28 04:04:26,037 INFO L226 Difference]: Without dead ends: 3220 [2024-11-28 04:04:26,039 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 [2024-11-28 04:04:26,040 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, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:26,040 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1027 Valid, 3640 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 04:04:26,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3220 states. [2024-11-28 04:04:26,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3220 to 3220. [2024-11-28 04:04:26,089 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) [2024-11-28 04:04:26,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 4578 transitions. [2024-11-28 04:04:26,095 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 4578 transitions. Word has length 249 [2024-11-28 04:04:26,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:26,096 INFO L471 AbstractCegarLoop]: Abstraction has 3220 states and 4578 transitions. [2024-11-28 04:04:26,096 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) [2024-11-28 04:04:26,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 4578 transitions. [2024-11-28 04:04:26,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-28 04:04:26,099 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:26,100 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] [2024-11-28 04:04:26,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-28 04:04:26,100 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:26,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:26,101 INFO L85 PathProgramCache]: Analyzing trace with hash 296294905, now seen corresponding path program 1 times [2024-11-28 04:04:26,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:26,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335780675] [2024-11-28 04:04:26,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:26,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:26,524 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:26,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:26,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335780675] [2024-11-28 04:04:26,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335780675] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:26,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:26,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:04:26,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950764160] [2024-11-28 04:04:26,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:26,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:04:26,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:26,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:04:26,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:04:26,526 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) [2024-11-28 04:04:26,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:26,607 INFO L93 Difference]: Finished difference Result 5267 states and 7526 transitions. [2024-11-28 04:04:26,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:04:26,608 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 [2024-11-28 04:04:26,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:26,613 INFO L225 Difference]: With dead ends: 5267 [2024-11-28 04:04:26,613 INFO L226 Difference]: Without dead ends: 3268 [2024-11-28 04:04:26,616 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 [2024-11-28 04:04:26,616 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 [2024-11-28 04:04:26,617 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] [2024-11-28 04:04:26,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3268 states. [2024-11-28 04:04:26,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3268 to 3256. [2024-11-28 04:04:26,663 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) [2024-11-28 04:04:26,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 3256 states and 4614 transitions. [2024-11-28 04:04:26,669 INFO L78 Accepts]: Start accepts. Automaton has 3256 states and 4614 transitions. Word has length 250 [2024-11-28 04:04:26,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:26,669 INFO L471 AbstractCegarLoop]: Abstraction has 3256 states and 4614 transitions. [2024-11-28 04:04:26,669 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) [2024-11-28 04:04:26,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3256 states and 4614 transitions. [2024-11-28 04:04:26,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2024-11-28 04:04:26,673 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:26,673 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] [2024-11-28 04:04:26,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-28 04:04:26,673 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:26,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:26,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1991931869, now seen corresponding path program 1 times [2024-11-28 04:04:26,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:26,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65592650] [2024-11-28 04:04:26,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:26,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:27,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:27,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:27,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65592650] [2024-11-28 04:04:27,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65592650] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:27,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:27,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:04:27,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693976554] [2024-11-28 04:04:27,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:27,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:04:27,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:27,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:04:27,260 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:04:27,260 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) [2024-11-28 04:04:27,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:27,321 INFO L93 Difference]: Finished difference Result 5408 states and 7694 transitions. [2024-11-28 04:04:27,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:04:27,322 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 [2024-11-28 04:04:27,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:27,325 INFO L225 Difference]: With dead ends: 5408 [2024-11-28 04:04:27,326 INFO L226 Difference]: Without dead ends: 3292 [2024-11-28 04:04:27,328 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 [2024-11-28 04:04:27,329 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 [2024-11-28 04:04:27,329 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] [2024-11-28 04:04:27,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3292 states. [2024-11-28 04:04:27,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3292 to 3292. [2024-11-28 04:04:27,392 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) [2024-11-28 04:04:27,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3292 states to 3292 states and 4650 transitions. [2024-11-28 04:04:27,398 INFO L78 Accepts]: Start accepts. Automaton has 3292 states and 4650 transitions. Word has length 250 [2024-11-28 04:04:27,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:27,398 INFO L471 AbstractCegarLoop]: Abstraction has 3292 states and 4650 transitions. [2024-11-28 04:04:27,399 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) [2024-11-28 04:04:27,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3292 states and 4650 transitions. [2024-11-28 04:04:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-28 04:04:27,402 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:27,403 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] [2024-11-28 04:04:27,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-28 04:04:27,403 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:27,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:27,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1652722538, now seen corresponding path program 1 times [2024-11-28 04:04:27,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:27,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007591132] [2024-11-28 04:04:27,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:27,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:27,956 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:27,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:27,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007591132] [2024-11-28 04:04:27,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007591132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:27,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:27,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:27,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103509130] [2024-11-28 04:04:27,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:27,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:27,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:27,957 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:27,957 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:27,957 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) [2024-11-28 04:04:28,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:28,097 INFO L93 Difference]: Finished difference Result 5669 states and 8094 transitions. [2024-11-28 04:04:28,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:04:28,098 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 [2024-11-28 04:04:28,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:28,101 INFO L225 Difference]: With dead ends: 5669 [2024-11-28 04:04:28,101 INFO L226 Difference]: Without dead ends: 4032 [2024-11-28 04:04:28,103 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 [2024-11-28 04:04:28,104 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 [2024-11-28 04:04:28,104 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] [2024-11-28 04:04:28,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4032 states. [2024-11-28 04:04:28,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4032 to 3324. [2024-11-28 04:04:28,167 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) [2024-11-28 04:04:28,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4694 transitions. [2024-11-28 04:04:28,170 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4694 transitions. Word has length 251 [2024-11-28 04:04:28,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:28,171 INFO L471 AbstractCegarLoop]: Abstraction has 3324 states and 4694 transitions. [2024-11-28 04:04:28,171 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) [2024-11-28 04:04:28,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4694 transitions. [2024-11-28 04:04:28,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-28 04:04:28,173 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:28,173 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] [2024-11-28 04:04:28,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-28 04:04:28,173 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:28,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:28,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1949258745, now seen corresponding path program 1 times [2024-11-28 04:04:28,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:28,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552372144] [2024-11-28 04:04:28,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:28,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:29,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:29,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:29,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552372144] [2024-11-28 04:04:29,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552372144] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:29,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:29,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:29,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647741027] [2024-11-28 04:04:29,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:29,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:29,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:29,045 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:29,045 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:29,046 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) [2024-11-28 04:04:29,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:29,384 INFO L93 Difference]: Finished difference Result 5259 states and 7482 transitions. [2024-11-28 04:04:29,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:29,385 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 [2024-11-28 04:04:29,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:29,388 INFO L225 Difference]: With dead ends: 5259 [2024-11-28 04:04:29,389 INFO L226 Difference]: Without dead ends: 3324 [2024-11-28 04:04:29,390 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 [2024-11-28 04:04:29,391 INFO L435 NwaCegarLoop]: 894 mSDtfsCounter, 1613 mSDsluCounter, 2737 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:04:29,391 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] [2024-11-28 04:04:29,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3324 states. [2024-11-28 04:04:29,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3324 to 3324. [2024-11-28 04:04:29,423 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) [2024-11-28 04:04:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4686 transitions. [2024-11-28 04:04:29,429 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4686 transitions. Word has length 251 [2024-11-28 04:04:29,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:29,430 INFO L471 AbstractCegarLoop]: Abstraction has 3324 states and 4686 transitions. [2024-11-28 04:04:29,430 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) [2024-11-28 04:04:29,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4686 transitions. [2024-11-28 04:04:29,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-28 04:04:29,433 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:29,434 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] [2024-11-28 04:04:29,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-28 04:04:29,434 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:29,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:29,434 INFO L85 PathProgramCache]: Analyzing trace with hash -301682604, now seen corresponding path program 1 times [2024-11-28 04:04:29,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:29,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632971141] [2024-11-28 04:04:29,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:29,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:30,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:30,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:30,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632971141] [2024-11-28 04:04:30,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632971141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:30,066 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:30,066 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:30,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693916050] [2024-11-28 04:04:30,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:30,067 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:30,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:30,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:30,068 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:30,068 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) [2024-11-28 04:04:30,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:30,174 INFO L93 Difference]: Finished difference Result 4805 states and 6830 transitions. [2024-11-28 04:04:30,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:30,175 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 [2024-11-28 04:04:30,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:30,178 INFO L225 Difference]: With dead ends: 4805 [2024-11-28 04:04:30,178 INFO L226 Difference]: Without dead ends: 3354 [2024-11-28 04:04:30,179 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 [2024-11-28 04:04:30,180 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 [2024-11-28 04:04:30,180 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] [2024-11-28 04:04:30,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3354 states. [2024-11-28 04:04:30,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3354 to 3340. [2024-11-28 04:04:30,210 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) [2024-11-28 04:04:30,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 4708 transitions. [2024-11-28 04:04:30,214 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 4708 transitions. Word has length 252 [2024-11-28 04:04:30,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:30,214 INFO L471 AbstractCegarLoop]: Abstraction has 3340 states and 4708 transitions. [2024-11-28 04:04:30,214 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) [2024-11-28 04:04:30,214 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 4708 transitions. [2024-11-28 04:04:30,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-28 04:04:30,218 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:30,218 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] [2024-11-28 04:04:30,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-28 04:04:30,219 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:30,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:30,219 INFO L85 PathProgramCache]: Analyzing trace with hash 993785699, now seen corresponding path program 1 times [2024-11-28 04:04:30,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:30,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504309949] [2024-11-28 04:04:30,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:30,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:31,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:31,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504309949] [2024-11-28 04:04:31,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504309949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:31,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:31,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:04:31,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536785492] [2024-11-28 04:04:31,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:31,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:04:31,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:31,165 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:04:31,165 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:04:31,165 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) [2024-11-28 04:04:31,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:31,568 INFO L93 Difference]: Finished difference Result 5785 states and 8240 transitions. [2024-11-28 04:04:31,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:04:31,569 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 [2024-11-28 04:04:31,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:31,572 INFO L225 Difference]: With dead ends: 5785 [2024-11-28 04:04:31,573 INFO L226 Difference]: Without dead ends: 4072 [2024-11-28 04:04:31,574 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 [2024-11-28 04:04:31,575 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:31,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1789 Valid, 6694 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:04:31,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4072 states. [2024-11-28 04:04:31,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4072 to 3348. [2024-11-28 04:04:31,617 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) [2024-11-28 04:04:31,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3348 states to 3348 states and 4716 transitions. [2024-11-28 04:04:31,624 INFO L78 Accepts]: Start accepts. Automaton has 3348 states and 4716 transitions. Word has length 252 [2024-11-28 04:04:31,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:31,624 INFO L471 AbstractCegarLoop]: Abstraction has 3348 states and 4716 transitions. [2024-11-28 04:04:31,624 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) [2024-11-28 04:04:31,624 INFO L276 IsEmpty]: Start isEmpty. Operand 3348 states and 4716 transitions. [2024-11-28 04:04:31,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-28 04:04:31,628 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:31,628 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] [2024-11-28 04:04:31,628 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-28 04:04:31,629 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:31,629 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:31,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1370326899, now seen corresponding path program 1 times [2024-11-28 04:04:31,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:31,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269471552] [2024-11-28 04:04:31,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:31,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:32,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:32,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:32,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269471552] [2024-11-28 04:04:32,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269471552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:32,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:32,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:04:32,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365348416] [2024-11-28 04:04:32,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:32,693 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:04:32,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:32,694 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:04:32,694 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:04:32,694 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) [2024-11-28 04:04:33,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:33,007 INFO L93 Difference]: Finished difference Result 5771 states and 8217 transitions. [2024-11-28 04:04:33,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:04:33,007 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 [2024-11-28 04:04:33,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:33,013 INFO L225 Difference]: With dead ends: 5771 [2024-11-28 04:04:33,013 INFO L226 Difference]: Without dead ends: 4080 [2024-11-28 04:04:33,015 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 [2024-11-28 04:04:33,016 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 [2024-11-28 04:04:33,016 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] [2024-11-28 04:04:33,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4080 states. [2024-11-28 04:04:33,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4080 to 3356. [2024-11-28 04:04:33,073 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) [2024-11-28 04:04:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3356 states to 3356 states and 4724 transitions. [2024-11-28 04:04:33,080 INFO L78 Accepts]: Start accepts. Automaton has 3356 states and 4724 transitions. Word has length 252 [2024-11-28 04:04:33,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:33,080 INFO L471 AbstractCegarLoop]: Abstraction has 3356 states and 4724 transitions. [2024-11-28 04:04:33,081 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) [2024-11-28 04:04:33,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 4724 transitions. [2024-11-28 04:04:33,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-28 04:04:33,085 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:33,085 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] [2024-11-28 04:04:33,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-28 04:04:33,085 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:33,086 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:33,086 INFO L85 PathProgramCache]: Analyzing trace with hash 1904469208, now seen corresponding path program 1 times [2024-11-28 04:04:33,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:33,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115932128] [2024-11-28 04:04:33,086 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:33,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:33,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:34,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:34,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:34,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115932128] [2024-11-28 04:04:34,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115932128] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:34,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:34,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:04:34,286 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513181915] [2024-11-28 04:04:34,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:34,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:04:34,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:34,287 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:04:34,287 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:04:34,287 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) [2024-11-28 04:04:34,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:34,931 INFO L93 Difference]: Finished difference Result 5375 states and 7626 transitions. [2024-11-28 04:04:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:04:34,932 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 [2024-11-28 04:04:34,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:34,935 INFO L225 Difference]: With dead ends: 5375 [2024-11-28 04:04:34,935 INFO L226 Difference]: Without dead ends: 3396 [2024-11-28 04:04:34,937 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 [2024-11-28 04:04:34,938 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 [2024-11-28 04:04:34,938 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] [2024-11-28 04:04:34,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3396 states. [2024-11-28 04:04:34,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3396 to 3372. [2024-11-28 04:04:34,998 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) [2024-11-28 04:04:35,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3372 states to 3372 states and 4740 transitions. [2024-11-28 04:04:35,002 INFO L78 Accepts]: Start accepts. Automaton has 3372 states and 4740 transitions. Word has length 252 [2024-11-28 04:04:35,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:35,002 INFO L471 AbstractCegarLoop]: Abstraction has 3372 states and 4740 transitions. [2024-11-28 04:04:35,002 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) [2024-11-28 04:04:35,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3372 states and 4740 transitions. [2024-11-28 04:04:35,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2024-11-28 04:04:35,004 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:35,004 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] [2024-11-28 04:04:35,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-28 04:04:35,005 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:35,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:35,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1547319528, now seen corresponding path program 1 times [2024-11-28 04:04:35,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:35,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812914748] [2024-11-28 04:04:35,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:35,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:35,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:35,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:35,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812914748] [2024-11-28 04:04:35,761 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812914748] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:35,761 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:35,761 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:35,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73460878] [2024-11-28 04:04:35,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:35,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:35,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:35,763 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:35,763 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:35,763 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) [2024-11-28 04:04:36,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:36,153 INFO L93 Difference]: Finished difference Result 4893 states and 6940 transitions. [2024-11-28 04:04:36,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:04:36,153 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 [2024-11-28 04:04:36,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:36,156 INFO L225 Difference]: With dead ends: 4893 [2024-11-28 04:04:36,156 INFO L226 Difference]: Without dead ends: 3434 [2024-11-28 04:04:36,158 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 [2024-11-28 04:04:36,158 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 [2024-11-28 04:04:36,158 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] [2024-11-28 04:04:36,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3434 states. [2024-11-28 04:04:36,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3434 to 3388. [2024-11-28 04:04:36,200 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) [2024-11-28 04:04:36,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 3388 states and 4762 transitions. [2024-11-28 04:04:36,205 INFO L78 Accepts]: Start accepts. Automaton has 3388 states and 4762 transitions. Word has length 252 [2024-11-28 04:04:36,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:36,205 INFO L471 AbstractCegarLoop]: Abstraction has 3388 states and 4762 transitions. [2024-11-28 04:04:36,205 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) [2024-11-28 04:04:36,205 INFO L276 IsEmpty]: Start isEmpty. Operand 3388 states and 4762 transitions. [2024-11-28 04:04:36,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-28 04:04:36,208 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:36,209 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] [2024-11-28 04:04:36,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-28 04:04:36,209 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:36,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:36,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1262874338, now seen corresponding path program 1 times [2024-11-28 04:04:36,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:36,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276076919] [2024-11-28 04:04:36,210 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:36,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:36,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:36,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:36,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:36,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276076919] [2024-11-28 04:04:36,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276076919] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:36,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:36,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:04:36,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010089174] [2024-11-28 04:04:36,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:36,852 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:04:36,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:36,853 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:04:36,853 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:04:36,853 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) [2024-11-28 04:04:36,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:36,960 INFO L93 Difference]: Finished difference Result 4867 states and 6900 transitions. [2024-11-28 04:04:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:36,961 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 [2024-11-28 04:04:36,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:36,964 INFO L225 Difference]: With dead ends: 4867 [2024-11-28 04:04:36,964 INFO L226 Difference]: Without dead ends: 3408 [2024-11-28 04:04:36,966 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 [2024-11-28 04:04:36,966 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 [2024-11-28 04:04:36,966 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] [2024-11-28 04:04:36,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3408 states. [2024-11-28 04:04:36,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3408 to 3404. [2024-11-28 04:04:36,997 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) [2024-11-28 04:04:37,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 3404 states and 4784 transitions. [2024-11-28 04:04:37,001 INFO L78 Accepts]: Start accepts. Automaton has 3404 states and 4784 transitions. Word has length 253 [2024-11-28 04:04:37,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:37,001 INFO L471 AbstractCegarLoop]: Abstraction has 3404 states and 4784 transitions. [2024-11-28 04:04:37,001 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) [2024-11-28 04:04:37,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3404 states and 4784 transitions. [2024-11-28 04:04:37,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2024-11-28 04:04:37,004 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:37,004 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] [2024-11-28 04:04:37,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-28 04:04:37,004 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:37,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:37,005 INFO L85 PathProgramCache]: Analyzing trace with hash -755436397, now seen corresponding path program 1 times [2024-11-28 04:04:37,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:37,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586610414] [2024-11-28 04:04:37,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:37,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:37,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:37,837 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:37,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586610414] [2024-11-28 04:04:37,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586610414] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:37,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:37,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:37,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106744917] [2024-11-28 04:04:37,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:37,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:37,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:37,839 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:37,839 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:37,839 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) [2024-11-28 04:04:38,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:38,290 INFO L93 Difference]: Finished difference Result 4909 states and 6960 transitions. [2024-11-28 04:04:38,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:04:38,291 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 [2024-11-28 04:04:38,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:38,295 INFO L225 Difference]: With dead ends: 4909 [2024-11-28 04:04:38,295 INFO L226 Difference]: Without dead ends: 3450 [2024-11-28 04:04:38,297 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 [2024-11-28 04:04:38,297 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, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:38,298 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1214 Valid, 4457 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 04:04:38,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3450 states. [2024-11-28 04:04:38,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3450 to 3420. [2024-11-28 04:04:38,366 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) [2024-11-28 04:04:38,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 3420 states and 4806 transitions. [2024-11-28 04:04:38,370 INFO L78 Accepts]: Start accepts. Automaton has 3420 states and 4806 transitions. Word has length 253 [2024-11-28 04:04:38,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:38,371 INFO L471 AbstractCegarLoop]: Abstraction has 3420 states and 4806 transitions. [2024-11-28 04:04:38,371 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) [2024-11-28 04:04:38,371 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 4806 transitions. [2024-11-28 04:04:38,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-28 04:04:38,373 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:38,374 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] [2024-11-28 04:04:38,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-28 04:04:38,374 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:38,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:38,374 INFO L85 PathProgramCache]: Analyzing trace with hash 195834055, now seen corresponding path program 1 times [2024-11-28 04:04:38,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:38,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359671192] [2024-11-28 04:04:38,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:38,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:39,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:39,454 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:39,454 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359671192] [2024-11-28 04:04:39,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359671192] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:39,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:39,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:04:39,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140481444] [2024-11-28 04:04:39,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:39,455 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:04:39,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:39,456 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:04:39,456 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:04:39,456 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) [2024-11-28 04:04:40,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:40,188 INFO L93 Difference]: Finished difference Result 5443 states and 7712 transitions. [2024-11-28 04:04:40,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:04:40,188 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 [2024-11-28 04:04:40,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:40,192 INFO L225 Difference]: With dead ends: 5443 [2024-11-28 04:04:40,192 INFO L226 Difference]: Without dead ends: 3460 [2024-11-28 04:04:40,195 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 [2024-11-28 04:04:40,195 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:40,195 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1766 Valid, 5795 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 572 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:04:40,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3460 states. [2024-11-28 04:04:40,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3460 to 3436. [2024-11-28 04:04:40,234 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) [2024-11-28 04:04:40,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 3436 states and 4822 transitions. [2024-11-28 04:04:40,239 INFO L78 Accepts]: Start accepts. Automaton has 3436 states and 4822 transitions. Word has length 254 [2024-11-28 04:04:40,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:40,239 INFO L471 AbstractCegarLoop]: Abstraction has 3436 states and 4822 transitions. [2024-11-28 04:04:40,239 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) [2024-11-28 04:04:40,239 INFO L276 IsEmpty]: Start isEmpty. Operand 3436 states and 4822 transitions. [2024-11-28 04:04:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-28 04:04:40,244 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:40,244 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] [2024-11-28 04:04:40,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-28 04:04:40,244 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:40,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:40,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1413930897, now seen corresponding path program 1 times [2024-11-28 04:04:40,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:40,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214191221] [2024-11-28 04:04:40,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:40,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:40,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:40,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:40,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214191221] [2024-11-28 04:04:40,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214191221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:40,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:40,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:04:40,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368139937] [2024-11-28 04:04:40,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:40,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:04:40,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:40,837 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:04:40,838 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:04:40,838 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) [2024-11-28 04:04:40,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:40,907 INFO L93 Difference]: Finished difference Result 5465 states and 7728 transitions. [2024-11-28 04:04:40,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:04:40,907 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 [2024-11-28 04:04:40,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:40,911 INFO L225 Difference]: With dead ends: 5465 [2024-11-28 04:04:40,911 INFO L226 Difference]: Without dead ends: 3484 [2024-11-28 04:04:40,913 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 [2024-11-28 04:04:40,914 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 [2024-11-28 04:04:40,914 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] [2024-11-28 04:04:40,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3484 states. [2024-11-28 04:04:40,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3484 to 3472. [2024-11-28 04:04:40,959 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) [2024-11-28 04:04:40,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 3472 states and 4866 transitions. [2024-11-28 04:04:40,963 INFO L78 Accepts]: Start accepts. Automaton has 3472 states and 4866 transitions. Word has length 255 [2024-11-28 04:04:40,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:40,963 INFO L471 AbstractCegarLoop]: Abstraction has 3472 states and 4866 transitions. [2024-11-28 04:04:40,963 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) [2024-11-28 04:04:40,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3472 states and 4866 transitions. [2024-11-28 04:04:40,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-28 04:04:40,966 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:40,966 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] [2024-11-28 04:04:40,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-28 04:04:40,966 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:40,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:40,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1770398965, now seen corresponding path program 1 times [2024-11-28 04:04:40,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:40,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656183170] [2024-11-28 04:04:40,967 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:40,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:41,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:41,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:41,563 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:41,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656183170] [2024-11-28 04:04:41,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656183170] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:41,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:41,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:04:41,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792901164] [2024-11-28 04:04:41,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:41,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:04:41,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:41,565 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:04:41,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:04:41,565 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) [2024-11-28 04:04:41,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:41,612 INFO L93 Difference]: Finished difference Result 5606 states and 7910 transitions. [2024-11-28 04:04:41,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:04:41,613 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 [2024-11-28 04:04:41,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:41,616 INFO L225 Difference]: With dead ends: 5606 [2024-11-28 04:04:41,617 INFO L226 Difference]: Without dead ends: 3508 [2024-11-28 04:04:41,619 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 [2024-11-28 04:04:41,619 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 [2024-11-28 04:04:41,619 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] [2024-11-28 04:04:41,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3508 states. [2024-11-28 04:04:41,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3508 to 3508. [2024-11-28 04:04:41,654 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) [2024-11-28 04:04:41,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 3508 states and 4902 transitions. [2024-11-28 04:04:41,658 INFO L78 Accepts]: Start accepts. Automaton has 3508 states and 4902 transitions. Word has length 255 [2024-11-28 04:04:41,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:41,659 INFO L471 AbstractCegarLoop]: Abstraction has 3508 states and 4902 transitions. [2024-11-28 04:04:41,659 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) [2024-11-28 04:04:41,659 INFO L276 IsEmpty]: Start isEmpty. Operand 3508 states and 4902 transitions. [2024-11-28 04:04:41,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-28 04:04:41,661 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:41,661 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] [2024-11-28 04:04:41,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-28 04:04:41,662 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:41,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:41,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1275801858, now seen corresponding path program 1 times [2024-11-28 04:04:41,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:41,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425885400] [2024-11-28 04:04:41,663 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:41,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:42,437 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:42,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:42,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425885400] [2024-11-28 04:04:42,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425885400] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:42,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:42,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:04:42,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738049443] [2024-11-28 04:04:42,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:42,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:04:42,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:42,438 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:04:42,438 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:04:42,439 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) [2024-11-28 04:04:42,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:42,738 INFO L93 Difference]: Finished difference Result 5469 states and 7679 transitions. [2024-11-28 04:04:42,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:04:42,738 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 [2024-11-28 04:04:42,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:42,742 INFO L225 Difference]: With dead ends: 5469 [2024-11-28 04:04:42,742 INFO L226 Difference]: Without dead ends: 3904 [2024-11-28 04:04:42,744 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 [2024-11-28 04:04:42,744 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 [2024-11-28 04:04:42,744 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] [2024-11-28 04:04:42,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3904 states. [2024-11-28 04:04:42,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3904 to 3808. [2024-11-28 04:04:42,792 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) [2024-11-28 04:04:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 3808 states and 5299 transitions. [2024-11-28 04:04:42,796 INFO L78 Accepts]: Start accepts. Automaton has 3808 states and 5299 transitions. Word has length 255 [2024-11-28 04:04:42,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:42,796 INFO L471 AbstractCegarLoop]: Abstraction has 3808 states and 5299 transitions. [2024-11-28 04:04:42,796 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) [2024-11-28 04:04:42,796 INFO L276 IsEmpty]: Start isEmpty. Operand 3808 states and 5299 transitions. [2024-11-28 04:04:42,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-28 04:04:42,798 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:42,798 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] [2024-11-28 04:04:42,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-28 04:04:42,799 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:42,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:42,799 INFO L85 PathProgramCache]: Analyzing trace with hash -793070349, now seen corresponding path program 1 times [2024-11-28 04:04:42,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:42,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773080850] [2024-11-28 04:04:42,799 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:42,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:43,566 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:43,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773080850] [2024-11-28 04:04:43,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773080850] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:43,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:43,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:43,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862622220] [2024-11-28 04:04:43,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:43,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:43,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:43,568 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:43,568 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:43,568 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) [2024-11-28 04:04:43,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:43,910 INFO L93 Difference]: Finished difference Result 5915 states and 8311 transitions. [2024-11-28 04:04:43,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:43,910 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 [2024-11-28 04:04:43,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:43,914 INFO L225 Difference]: With dead ends: 5915 [2024-11-28 04:04:43,914 INFO L226 Difference]: Without dead ends: 3808 [2024-11-28 04:04:43,916 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 [2024-11-28 04:04:43,916 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 [2024-11-28 04:04:43,916 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] [2024-11-28 04:04:43,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3808 states. [2024-11-28 04:04:43,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3808 to 3808. [2024-11-28 04:04:43,958 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) [2024-11-28 04:04:43,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3808 states to 3808 states and 5279 transitions. [2024-11-28 04:04:43,962 INFO L78 Accepts]: Start accepts. Automaton has 3808 states and 5279 transitions. Word has length 255 [2024-11-28 04:04:43,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:43,963 INFO L471 AbstractCegarLoop]: Abstraction has 3808 states and 5279 transitions. [2024-11-28 04:04:43,963 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) [2024-11-28 04:04:43,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3808 states and 5279 transitions. [2024-11-28 04:04:43,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-28 04:04:43,965 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:43,965 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] [2024-11-28 04:04:43,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-28 04:04:43,965 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:43,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:43,966 INFO L85 PathProgramCache]: Analyzing trace with hash 463032990, now seen corresponding path program 1 times [2024-11-28 04:04:43,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:43,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728644742] [2024-11-28 04:04:43,966 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:43,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:44,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:45,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:45,049 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:45,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728644742] [2024-11-28 04:04:45,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728644742] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:45,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:45,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:04:45,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40414046] [2024-11-28 04:04:45,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:45,050 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:04:45,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:45,050 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:04:45,050 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:04:45,051 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) [2024-11-28 04:04:45,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:45,320 INFO L93 Difference]: Finished difference Result 5381 states and 7533 transitions. [2024-11-28 04:04:45,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:04:45,321 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 [2024-11-28 04:04:45,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:45,324 INFO L225 Difference]: With dead ends: 5381 [2024-11-28 04:04:45,324 INFO L226 Difference]: Without dead ends: 3816 [2024-11-28 04:04:45,326 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 [2024-11-28 04:04:45,326 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 [2024-11-28 04:04:45,326 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] [2024-11-28 04:04:45,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3816 states. [2024-11-28 04:04:45,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3816 to 3512. [2024-11-28 04:04:45,358 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) [2024-11-28 04:04:45,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 3512 states and 4890 transitions. [2024-11-28 04:04:45,362 INFO L78 Accepts]: Start accepts. Automaton has 3512 states and 4890 transitions. Word has length 256 [2024-11-28 04:04:45,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:45,363 INFO L471 AbstractCegarLoop]: Abstraction has 3512 states and 4890 transitions. [2024-11-28 04:04:45,363 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) [2024-11-28 04:04:45,363 INFO L276 IsEmpty]: Start isEmpty. Operand 3512 states and 4890 transitions. [2024-11-28 04:04:45,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-28 04:04:45,365 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:45,365 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] [2024-11-28 04:04:45,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-28 04:04:45,365 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:45,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:45,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1350765613, now seen corresponding path program 1 times [2024-11-28 04:04:45,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:45,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309297326] [2024-11-28 04:04:45,366 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:45,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:46,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:46,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:46,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309297326] [2024-11-28 04:04:46,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309297326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:46,097 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:46,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:04:46,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896642773] [2024-11-28 04:04:46,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:46,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:04:46,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:46,098 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:04:46,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:04:46,099 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) [2024-11-28 04:04:46,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:46,416 INFO L93 Difference]: Finished difference Result 5991 states and 8454 transitions. [2024-11-28 04:04:46,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:04:46,416 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 [2024-11-28 04:04:46,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:46,420 INFO L225 Difference]: With dead ends: 5991 [2024-11-28 04:04:46,420 INFO L226 Difference]: Without dead ends: 4270 [2024-11-28 04:04:46,422 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 [2024-11-28 04:04:46,422 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 [2024-11-28 04:04:46,423 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] [2024-11-28 04:04:46,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4270 states. [2024-11-28 04:04:46,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4270 to 3520. [2024-11-28 04:04:46,458 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) [2024-11-28 04:04:46,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3520 states to 3520 states and 4898 transitions. [2024-11-28 04:04:46,462 INFO L78 Accepts]: Start accepts. Automaton has 3520 states and 4898 transitions. Word has length 256 [2024-11-28 04:04:46,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:46,462 INFO L471 AbstractCegarLoop]: Abstraction has 3520 states and 4898 transitions. [2024-11-28 04:04:46,462 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) [2024-11-28 04:04:46,463 INFO L276 IsEmpty]: Start isEmpty. Operand 3520 states and 4898 transitions. [2024-11-28 04:04:46,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2024-11-28 04:04:46,465 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:46,465 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] [2024-11-28 04:04:46,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-28 04:04:46,466 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:46,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:46,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1789408699, now seen corresponding path program 1 times [2024-11-28 04:04:46,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:46,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886684138] [2024-11-28 04:04:46,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:46,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:47,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:47,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:47,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886684138] [2024-11-28 04:04:47,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886684138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:47,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:47,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:47,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497959704] [2024-11-28 04:04:47,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:47,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:47,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:47,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:47,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:47,146 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) [2024-11-28 04:04:47,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:47,533 INFO L93 Difference]: Finished difference Result 5033 states and 7072 transitions. [2024-11-28 04:04:47,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:04:47,533 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 [2024-11-28 04:04:47,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:47,539 INFO L225 Difference]: With dead ends: 5033 [2024-11-28 04:04:47,539 INFO L226 Difference]: Without dead ends: 3550 [2024-11-28 04:04:47,542 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 [2024-11-28 04:04:47,542 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:47,542 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1204 Valid, 4446 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 419 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:04:47,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2024-11-28 04:04:47,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 3536. [2024-11-28 04:04:47,582 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) [2024-11-28 04:04:47,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 3536 states and 4920 transitions. [2024-11-28 04:04:47,586 INFO L78 Accepts]: Start accepts. Automaton has 3536 states and 4920 transitions. Word has length 256 [2024-11-28 04:04:47,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:47,587 INFO L471 AbstractCegarLoop]: Abstraction has 3536 states and 4920 transitions. [2024-11-28 04:04:47,587 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) [2024-11-28 04:04:47,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3536 states and 4920 transitions. [2024-11-28 04:04:47,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-28 04:04:47,589 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:47,589 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] [2024-11-28 04:04:47,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-28 04:04:47,590 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:47,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:47,590 INFO L85 PathProgramCache]: Analyzing trace with hash 573759638, now seen corresponding path program 1 times [2024-11-28 04:04:47,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:47,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081817886] [2024-11-28 04:04:47,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:47,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:47,917 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:47,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:47,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081817886] [2024-11-28 04:04:47,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081817886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:47,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:47,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:04:47,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499064049] [2024-11-28 04:04:47,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:47,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:04:47,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:47,919 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:04:47,919 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:04:47,919 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) [2024-11-28 04:04:47,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:47,985 INFO L93 Difference]: Finished difference Result 5179 states and 7268 transitions. [2024-11-28 04:04:47,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:04:47,986 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 [2024-11-28 04:04:47,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:47,989 INFO L225 Difference]: With dead ends: 5179 [2024-11-28 04:04:47,989 INFO L226 Difference]: Without dead ends: 3560 [2024-11-28 04:04:47,991 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 [2024-11-28 04:04:47,991 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 [2024-11-28 04:04:47,991 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] [2024-11-28 04:04:47,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3560 states. [2024-11-28 04:04:48,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3560 to 3554. [2024-11-28 04:04:48,026 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) [2024-11-28 04:04:48,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 4940 transitions. [2024-11-28 04:04:48,031 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 4940 transitions. Word has length 257 [2024-11-28 04:04:48,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:48,031 INFO L471 AbstractCegarLoop]: Abstraction has 3554 states and 4940 transitions. [2024-11-28 04:04:48,032 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) [2024-11-28 04:04:48,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 4940 transitions. [2024-11-28 04:04:48,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-28 04:04:48,034 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:48,034 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] [2024-11-28 04:04:48,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-28 04:04:48,035 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:48,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:48,035 INFO L85 PathProgramCache]: Analyzing trace with hash -120101070, now seen corresponding path program 1 times [2024-11-28 04:04:48,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:48,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829915662] [2024-11-28 04:04:48,036 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:48,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:48,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:48,503 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:48,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829915662] [2024-11-28 04:04:48,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829915662] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:48,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:48,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:04:48,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127370854] [2024-11-28 04:04:48,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:48,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:04:48,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:48,505 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:04:48,505 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:04:48,505 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) [2024-11-28 04:04:48,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:48,551 INFO L93 Difference]: Finished difference Result 5245 states and 7350 transitions. [2024-11-28 04:04:48,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:04:48,552 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 [2024-11-28 04:04:48,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:48,555 INFO L225 Difference]: With dead ends: 5245 [2024-11-28 04:04:48,555 INFO L226 Difference]: Without dead ends: 3572 [2024-11-28 04:04:48,557 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 [2024-11-28 04:04:48,557 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 [2024-11-28 04:04:48,557 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] [2024-11-28 04:04:48,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3572 states. [2024-11-28 04:04:48,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3572 to 3572. [2024-11-28 04:04:48,595 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) [2024-11-28 04:04:48,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 3572 states and 4960 transitions. [2024-11-28 04:04:48,599 INFO L78 Accepts]: Start accepts. Automaton has 3572 states and 4960 transitions. Word has length 257 [2024-11-28 04:04:48,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:48,599 INFO L471 AbstractCegarLoop]: Abstraction has 3572 states and 4960 transitions. [2024-11-28 04:04:48,599 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) [2024-11-28 04:04:48,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3572 states and 4960 transitions. [2024-11-28 04:04:48,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2024-11-28 04:04:48,602 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:48,603 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] [2024-11-28 04:04:48,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-28 04:04:48,603 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:48,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:48,603 INFO L85 PathProgramCache]: Analyzing trace with hash -2084593422, now seen corresponding path program 1 times [2024-11-28 04:04:48,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:48,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846776222] [2024-11-28 04:04:48,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:48,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:49,250 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:49,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:49,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846776222] [2024-11-28 04:04:49,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846776222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:49,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:49,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:04:49,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323714983] [2024-11-28 04:04:49,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:49,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:04:49,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:49,251 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:04:49,251 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:04:49,251 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) [2024-11-28 04:04:49,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:49,576 INFO L93 Difference]: Finished difference Result 6283 states and 8806 transitions. [2024-11-28 04:04:49,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:04:49,576 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 [2024-11-28 04:04:49,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:49,581 INFO L225 Difference]: With dead ends: 6283 [2024-11-28 04:04:49,582 INFO L226 Difference]: Without dead ends: 4348 [2024-11-28 04:04:49,583 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 [2024-11-28 04:04:49,584 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 [2024-11-28 04:04:49,584 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] [2024-11-28 04:04:49,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4348 states. [2024-11-28 04:04:49,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4348 to 3576. [2024-11-28 04:04:49,623 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) [2024-11-28 04:04:49,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3576 states to 3576 states and 4964 transitions. [2024-11-28 04:04:49,627 INFO L78 Accepts]: Start accepts. Automaton has 3576 states and 4964 transitions. Word has length 257 [2024-11-28 04:04:49,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:49,627 INFO L471 AbstractCegarLoop]: Abstraction has 3576 states and 4964 transitions. [2024-11-28 04:04:49,627 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) [2024-11-28 04:04:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3576 states and 4964 transitions. [2024-11-28 04:04:49,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-28 04:04:49,629 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:49,630 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] [2024-11-28 04:04:49,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-28 04:04:49,630 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:49,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:49,630 INFO L85 PathProgramCache]: Analyzing trace with hash 1494330015, now seen corresponding path program 1 times [2024-11-28 04:04:49,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:49,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427550141] [2024-11-28 04:04:49,631 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:49,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:49,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:49,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:49,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:49,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427550141] [2024-11-28 04:04:49,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427550141] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:49,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:49,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:04:49,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216805353] [2024-11-28 04:04:49,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:49,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:04:49,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:49,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:04:49,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:04:49,988 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) [2024-11-28 04:04:50,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:50,066 INFO L93 Difference]: Finished difference Result 6021 states and 8358 transitions. [2024-11-28 04:04:50,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:04:50,067 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 [2024-11-28 04:04:50,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:50,070 INFO L225 Difference]: With dead ends: 6021 [2024-11-28 04:04:50,070 INFO L226 Difference]: Without dead ends: 3624 [2024-11-28 04:04:50,072 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 [2024-11-28 04:04:50,072 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:50,073 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3886 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:04:50,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3624 states. [2024-11-28 04:04:50,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3624 to 3612. [2024-11-28 04:04:50,105 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) [2024-11-28 04:04:50,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 3612 states and 5000 transitions. [2024-11-28 04:04:50,110 INFO L78 Accepts]: Start accepts. Automaton has 3612 states and 5000 transitions. Word has length 258 [2024-11-28 04:04:50,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:50,110 INFO L471 AbstractCegarLoop]: Abstraction has 3612 states and 5000 transitions. [2024-11-28 04:04:50,110 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) [2024-11-28 04:04:50,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3612 states and 5000 transitions. [2024-11-28 04:04:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-28 04:04:50,112 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:50,113 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] [2024-11-28 04:04:50,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-28 04:04:50,113 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:50,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:50,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1369220293, now seen corresponding path program 1 times [2024-11-28 04:04:50,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:50,113 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14810672] [2024-11-28 04:04:50,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:50,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:50,557 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:50,557 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14810672] [2024-11-28 04:04:50,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14810672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:50,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:50,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:04:50,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798970108] [2024-11-28 04:04:50,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:50,558 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:04:50,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:50,558 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:04:50,558 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:04:50,558 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) [2024-11-28 04:04:50,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:50,596 INFO L93 Difference]: Finished difference Result 5946 states and 8265 transitions. [2024-11-28 04:04:50,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:04:50,596 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 [2024-11-28 04:04:50,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:50,599 INFO L225 Difference]: With dead ends: 5946 [2024-11-28 04:04:50,599 INFO L226 Difference]: Without dead ends: 3648 [2024-11-28 04:04:50,601 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 [2024-11-28 04:04:50,601 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 [2024-11-28 04:04:50,602 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] [2024-11-28 04:04:50,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3648 states. [2024-11-28 04:04:50,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3648 to 3648. [2024-11-28 04:04:50,631 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) [2024-11-28 04:04:50,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3648 states and 5036 transitions. [2024-11-28 04:04:50,634 INFO L78 Accepts]: Start accepts. Automaton has 3648 states and 5036 transitions. Word has length 258 [2024-11-28 04:04:50,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:50,634 INFO L471 AbstractCegarLoop]: Abstraction has 3648 states and 5036 transitions. [2024-11-28 04:04:50,634 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) [2024-11-28 04:04:50,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3648 states and 5036 transitions. [2024-11-28 04:04:50,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-28 04:04:50,636 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:50,636 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] [2024-11-28 04:04:50,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-28 04:04:50,637 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:50,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:50,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1347028383, now seen corresponding path program 1 times [2024-11-28 04:04:50,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:50,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660035624] [2024-11-28 04:04:50,637 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:50,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:50,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:50,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:50,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660035624] [2024-11-28 04:04:50,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660035624] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:50,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:50,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:04:50,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868321465] [2024-11-28 04:04:50,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:50,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:04:50,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:50,937 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:04:50,938 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:04:50,938 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) [2024-11-28 04:04:50,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:50,998 INFO L93 Difference]: Finished difference Result 5877 states and 8160 transitions. [2024-11-28 04:04:50,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:04:50,999 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 [2024-11-28 04:04:50,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:51,002 INFO L225 Difference]: With dead ends: 5877 [2024-11-28 04:04:51,002 INFO L226 Difference]: Without dead ends: 3696 [2024-11-28 04:04:51,004 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 [2024-11-28 04:04:51,004 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 [2024-11-28 04:04:51,004 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] [2024-11-28 04:04:51,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3696 states. [2024-11-28 04:04:51,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3696 to 3684. [2024-11-28 04:04:51,045 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) [2024-11-28 04:04:51,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3684 states and 5072 transitions. [2024-11-28 04:04:51,049 INFO L78 Accepts]: Start accepts. Automaton has 3684 states and 5072 transitions. Word has length 258 [2024-11-28 04:04:51,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:51,049 INFO L471 AbstractCegarLoop]: Abstraction has 3684 states and 5072 transitions. [2024-11-28 04:04:51,050 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) [2024-11-28 04:04:51,050 INFO L276 IsEmpty]: Start isEmpty. Operand 3684 states and 5072 transitions. [2024-11-28 04:04:51,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-28 04:04:51,053 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:51,053 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] [2024-11-28 04:04:51,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-28 04:04:51,053 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:51,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:51,054 INFO L85 PathProgramCache]: Analyzing trace with hash -319627105, now seen corresponding path program 1 times [2024-11-28 04:04:51,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:51,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595508150] [2024-11-28 04:04:51,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:51,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:51,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:51,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:51,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595508150] [2024-11-28 04:04:51,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595508150] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:51,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:51,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:04:51,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4847341] [2024-11-28 04:04:51,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:51,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:04:51,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:51,435 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:04:51,435 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:04:51,435 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) [2024-11-28 04:04:51,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:51,496 INFO L93 Difference]: Finished difference Result 5743 states and 7982 transitions. [2024-11-28 04:04:51,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:04:51,497 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 [2024-11-28 04:04:51,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:51,500 INFO L225 Difference]: With dead ends: 5743 [2024-11-28 04:04:51,500 INFO L226 Difference]: Without dead ends: 3724 [2024-11-28 04:04:51,502 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 [2024-11-28 04:04:51,502 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 [2024-11-28 04:04:51,502 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] [2024-11-28 04:04:51,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3724 states. [2024-11-28 04:04:51,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3724 to 3716. [2024-11-28 04:04:51,544 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) [2024-11-28 04:04:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 3716 states and 5112 transitions. [2024-11-28 04:04:51,551 INFO L78 Accepts]: Start accepts. Automaton has 3716 states and 5112 transitions. Word has length 258 [2024-11-28 04:04:51,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:51,551 INFO L471 AbstractCegarLoop]: Abstraction has 3716 states and 5112 transitions. [2024-11-28 04:04:51,551 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) [2024-11-28 04:04:51,551 INFO L276 IsEmpty]: Start isEmpty. Operand 3716 states and 5112 transitions. [2024-11-28 04:04:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-28 04:04:51,555 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:51,555 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] [2024-11-28 04:04:51,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-28 04:04:51,556 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:51,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:51,556 INFO L85 PathProgramCache]: Analyzing trace with hash 990560315, now seen corresponding path program 1 times [2024-11-28 04:04:51,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:51,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346318427] [2024-11-28 04:04:51,556 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:51,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:51,986 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:51,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:51,986 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346318427] [2024-11-28 04:04:51,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346318427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:51,986 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:51,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:04:51,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043967554] [2024-11-28 04:04:51,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:51,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:04:51,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:51,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:04:51,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:04:51,988 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) [2024-11-28 04:04:52,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:52,031 INFO L93 Difference]: Finished difference Result 5878 states and 8159 transitions. [2024-11-28 04:04:52,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:04:52,032 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 [2024-11-28 04:04:52,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:52,035 INFO L225 Difference]: With dead ends: 5878 [2024-11-28 04:04:52,035 INFO L226 Difference]: Without dead ends: 3752 [2024-11-28 04:04:52,037 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 [2024-11-28 04:04:52,037 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 [2024-11-28 04:04:52,038 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] [2024-11-28 04:04:52,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3752 states. [2024-11-28 04:04:52,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3752 to 3752. [2024-11-28 04:04:52,082 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) [2024-11-28 04:04:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 3752 states and 5148 transitions. [2024-11-28 04:04:52,086 INFO L78 Accepts]: Start accepts. Automaton has 3752 states and 5148 transitions. Word has length 258 [2024-11-28 04:04:52,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:52,086 INFO L471 AbstractCegarLoop]: Abstraction has 3752 states and 5148 transitions. [2024-11-28 04:04:52,086 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) [2024-11-28 04:04:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 5148 transitions. [2024-11-28 04:04:52,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-28 04:04:52,089 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:52,089 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] [2024-11-28 04:04:52,089 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-28 04:04:52,089 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:52,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:52,090 INFO L85 PathProgramCache]: Analyzing trace with hash 850097723, now seen corresponding path program 1 times [2024-11-28 04:04:52,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:52,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908737405] [2024-11-28 04:04:52,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:52,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:52,475 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:52,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:52,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908737405] [2024-11-28 04:04:52,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908737405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:52,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:52,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:04:52,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144600311] [2024-11-28 04:04:52,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:52,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:04:52,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:52,476 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:04:52,476 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:04:52,476 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) [2024-11-28 04:04:52,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:52,520 INFO L93 Difference]: Finished difference Result 6487 states and 8876 transitions. [2024-11-28 04:04:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:04:52,520 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 [2024-11-28 04:04:52,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:52,524 INFO L225 Difference]: With dead ends: 6487 [2024-11-28 04:04:52,524 INFO L226 Difference]: Without dead ends: 3788 [2024-11-28 04:04:52,526 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 [2024-11-28 04:04:52,527 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 [2024-11-28 04:04:52,527 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] [2024-11-28 04:04:52,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3788 states. [2024-11-28 04:04:52,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3788 to 3788. [2024-11-28 04:04:52,569 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) [2024-11-28 04:04:52,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 3788 states and 5184 transitions. [2024-11-28 04:04:52,574 INFO L78 Accepts]: Start accepts. Automaton has 3788 states and 5184 transitions. Word has length 258 [2024-11-28 04:04:52,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:52,574 INFO L471 AbstractCegarLoop]: Abstraction has 3788 states and 5184 transitions. [2024-11-28 04:04:52,574 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) [2024-11-28 04:04:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 5184 transitions. [2024-11-28 04:04:52,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-28 04:04:52,576 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:52,576 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] [2024-11-28 04:04:52,577 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-28 04:04:52,577 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:52,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:52,577 INFO L85 PathProgramCache]: Analyzing trace with hash -950271870, now seen corresponding path program 1 times [2024-11-28 04:04:52,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:52,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15178602] [2024-11-28 04:04:52,577 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:52,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:52,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:53,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:53,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15178602] [2024-11-28 04:04:53,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15178602] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:53,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:53,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:04:53,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279400176] [2024-11-28 04:04:53,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:53,256 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:04:53,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:53,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:04:53,257 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:04:53,257 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) [2024-11-28 04:04:53,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:53,581 INFO L93 Difference]: Finished difference Result 6506 states and 9021 transitions. [2024-11-28 04:04:53,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:04:53,582 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 [2024-11-28 04:04:53,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:53,585 INFO L225 Difference]: With dead ends: 6506 [2024-11-28 04:04:53,585 INFO L226 Difference]: Without dead ends: 4568 [2024-11-28 04:04:53,587 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 [2024-11-28 04:04:53,588 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 [2024-11-28 04:04:53,588 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] [2024-11-28 04:04:53,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4568 states. [2024-11-28 04:04:53,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4568 to 3792. [2024-11-28 04:04:53,623 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) [2024-11-28 04:04:53,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3792 states to 3792 states and 5188 transitions. [2024-11-28 04:04:53,627 INFO L78 Accepts]: Start accepts. Automaton has 3792 states and 5188 transitions. Word has length 258 [2024-11-28 04:04:53,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:53,627 INFO L471 AbstractCegarLoop]: Abstraction has 3792 states and 5188 transitions. [2024-11-28 04:04:53,627 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) [2024-11-28 04:04:53,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3792 states and 5188 transitions. [2024-11-28 04:04:53,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2024-11-28 04:04:53,629 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:53,629 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] [2024-11-28 04:04:53,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-28 04:04:53,629 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:53,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:53,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1680793015, now seen corresponding path program 1 times [2024-11-28 04:04:53,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:53,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945076820] [2024-11-28 04:04:53,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:53,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:54,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:54,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:54,329 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945076820] [2024-11-28 04:04:54,329 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945076820] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:54,329 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:54,329 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:54,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738949418] [2024-11-28 04:04:54,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:54,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:54,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:54,331 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:54,331 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:54,331 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) [2024-11-28 04:04:54,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:54,687 INFO L93 Difference]: Finished difference Result 5362 states and 7421 transitions. [2024-11-28 04:04:54,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:04:54,687 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 [2024-11-28 04:04:54,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:54,691 INFO L225 Difference]: With dead ends: 5362 [2024-11-28 04:04:54,691 INFO L226 Difference]: Without dead ends: 3812 [2024-11-28 04:04:54,692 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 [2024-11-28 04:04:54,693 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 [2024-11-28 04:04:54,693 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] [2024-11-28 04:04:54,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3812 states. [2024-11-28 04:04:54,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3812 to 3708. [2024-11-28 04:04:54,727 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) [2024-11-28 04:04:54,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3708 states to 3708 states and 5076 transitions. [2024-11-28 04:04:54,731 INFO L78 Accepts]: Start accepts. Automaton has 3708 states and 5076 transitions. Word has length 258 [2024-11-28 04:04:54,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:54,731 INFO L471 AbstractCegarLoop]: Abstraction has 3708 states and 5076 transitions. [2024-11-28 04:04:54,731 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) [2024-11-28 04:04:54,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3708 states and 5076 transitions. [2024-11-28 04:04:54,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-28 04:04:54,733 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:54,734 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] [2024-11-28 04:04:54,734 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-28 04:04:54,734 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:54,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:54,734 INFO L85 PathProgramCache]: Analyzing trace with hash 772781725, now seen corresponding path program 1 times [2024-11-28 04:04:54,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:54,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455434976] [2024-11-28 04:04:54,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:54,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:55,639 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:55,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:55,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455434976] [2024-11-28 04:04:55,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455434976] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:55,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:55,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:04:55,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869337843] [2024-11-28 04:04:55,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:55,640 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:04:55,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:55,640 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:04:55,641 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:04:55,641 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) [2024-11-28 04:04:55,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:55,968 INFO L93 Difference]: Finished difference Result 5670 states and 7847 transitions. [2024-11-28 04:04:55,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:04:55,968 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 [2024-11-28 04:04:55,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:55,971 INFO L225 Difference]: With dead ends: 5670 [2024-11-28 04:04:55,971 INFO L226 Difference]: Without dead ends: 3708 [2024-11-28 04:04:55,973 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:04:55,973 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 [2024-11-28 04:04:55,973 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] [2024-11-28 04:04:55,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3708 states. [2024-11-28 04:04:56,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3708 to 3660. [2024-11-28 04:04:56,005 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) [2024-11-28 04:04:56,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 3660 states and 5004 transitions. [2024-11-28 04:04:56,008 INFO L78 Accepts]: Start accepts. Automaton has 3660 states and 5004 transitions. Word has length 259 [2024-11-28 04:04:56,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:56,009 INFO L471 AbstractCegarLoop]: Abstraction has 3660 states and 5004 transitions. [2024-11-28 04:04:56,009 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) [2024-11-28 04:04:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3660 states and 5004 transitions. [2024-11-28 04:04:56,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-28 04:04:56,011 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:56,011 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] [2024-11-28 04:04:56,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-28 04:04:56,011 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:56,012 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:56,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1470871329, now seen corresponding path program 1 times [2024-11-28 04:04:56,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:56,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129985344] [2024-11-28 04:04:56,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:56,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:56,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:56,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:56,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129985344] [2024-11-28 04:04:56,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129985344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:56,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:56,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:04:56,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747094008] [2024-11-28 04:04:56,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:56,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:04:56,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:56,725 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:04:56,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:04:56,725 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) [2024-11-28 04:04:57,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:57,023 INFO L93 Difference]: Finished difference Result 5356 states and 7403 transitions. [2024-11-28 04:04:57,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:04:57,024 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 [2024-11-28 04:04:57,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:57,028 INFO L225 Difference]: With dead ends: 5356 [2024-11-28 04:04:57,028 INFO L226 Difference]: Without dead ends: 3766 [2024-11-28 04:04:57,030 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 [2024-11-28 04:04:57,030 INFO L435 NwaCegarLoop]: 952 mSDtfsCounter, 1318 mSDsluCounter, 5682 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:04:57,030 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] [2024-11-28 04:04:57,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3766 states. [2024-11-28 04:04:57,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3766 to 3702. [2024-11-28 04:04:57,064 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) [2024-11-28 04:04:57,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3702 states to 3702 states and 5058 transitions. [2024-11-28 04:04:57,069 INFO L78 Accepts]: Start accepts. Automaton has 3702 states and 5058 transitions. Word has length 260 [2024-11-28 04:04:57,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:57,069 INFO L471 AbstractCegarLoop]: Abstraction has 3702 states and 5058 transitions. [2024-11-28 04:04:57,069 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) [2024-11-28 04:04:57,069 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 5058 transitions. [2024-11-28 04:04:57,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-11-28 04:04:57,071 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:57,072 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] [2024-11-28 04:04:57,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-28 04:04:57,072 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:57,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:57,072 INFO L85 PathProgramCache]: Analyzing trace with hash -750547368, now seen corresponding path program 1 times [2024-11-28 04:04:57,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:57,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176992860] [2024-11-28 04:04:57,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:57,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:57,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:58,026 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:58,026 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:58,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176992860] [2024-11-28 04:04:58,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176992860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:58,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:58,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:04:58,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456012056] [2024-11-28 04:04:58,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:58,027 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:04:58,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:58,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:04:58,028 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:04:58,028 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) [2024-11-28 04:04:58,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:58,824 INFO L93 Difference]: Finished difference Result 5336 states and 7375 transitions. [2024-11-28 04:04:58,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:04:58,824 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 [2024-11-28 04:04:58,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:58,828 INFO L225 Difference]: With dead ends: 5336 [2024-11-28 04:04:58,828 INFO L226 Difference]: Without dead ends: 3714 [2024-11-28 04:04:58,830 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 [2024-11-28 04:04:58,830 INFO L435 NwaCegarLoop]: 919 mSDtfsCounter, 1806 mSDsluCounter, 7181 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:04:58,831 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1808 Valid, 8100 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:04:58,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3714 states. [2024-11-28 04:04:58,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3714 to 3706. [2024-11-28 04:04:58,872 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) [2024-11-28 04:04:58,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 3706 states and 5062 transitions. [2024-11-28 04:04:58,878 INFO L78 Accepts]: Start accepts. Automaton has 3706 states and 5062 transitions. Word has length 260 [2024-11-28 04:04:58,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:58,879 INFO L471 AbstractCegarLoop]: Abstraction has 3706 states and 5062 transitions. [2024-11-28 04:04:58,879 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) [2024-11-28 04:04:58,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3706 states and 5062 transitions. [2024-11-28 04:04:58,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-28 04:04:58,881 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:58,882 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] [2024-11-28 04:04:58,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-28 04:04:58,882 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:58,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:58,883 INFO L85 PathProgramCache]: Analyzing trace with hash 570026893, now seen corresponding path program 1 times [2024-11-28 04:04:58,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:58,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217425491] [2024-11-28 04:04:58,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:58,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:58,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:59,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:59,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:59,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217425491] [2024-11-28 04:04:59,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217425491] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:59,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:59,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:04:59,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725996049] [2024-11-28 04:04:59,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:59,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:04:59,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:59,265 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:04:59,265 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:04:59,265 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) [2024-11-28 04:04:59,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:59,335 INFO L93 Difference]: Finished difference Result 5304 states and 7329 transitions. [2024-11-28 04:04:59,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:04:59,336 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 [2024-11-28 04:04:59,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:59,339 INFO L225 Difference]: With dead ends: 5304 [2024-11-28 04:04:59,339 INFO L226 Difference]: Without dead ends: 3722 [2024-11-28 04:04:59,341 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 [2024-11-28 04:04:59,341 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 [2024-11-28 04:04:59,342 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] [2024-11-28 04:04:59,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3722 states. [2024-11-28 04:04:59,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3722 to 3718. [2024-11-28 04:04:59,379 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) [2024-11-28 04:04:59,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3718 states to 3718 states and 5076 transitions. [2024-11-28 04:04:59,384 INFO L78 Accepts]: Start accepts. Automaton has 3718 states and 5076 transitions. Word has length 261 [2024-11-28 04:04:59,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:04:59,384 INFO L471 AbstractCegarLoop]: Abstraction has 3718 states and 5076 transitions. [2024-11-28 04:04:59,384 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) [2024-11-28 04:04:59,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3718 states and 5076 transitions. [2024-11-28 04:04:59,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-11-28 04:04:59,386 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:04:59,387 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] [2024-11-28 04:04:59,387 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-28 04:04:59,387 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:04:59,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:04:59,387 INFO L85 PathProgramCache]: Analyzing trace with hash -868432599, now seen corresponding path program 1 times [2024-11-28 04:04:59,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:04:59,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303155797] [2024-11-28 04:04:59,388 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:04:59,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:04:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:04:59,918 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:04:59,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:04:59,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303155797] [2024-11-28 04:04:59,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303155797] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:04:59,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:04:59,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:04:59,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319846816] [2024-11-28 04:04:59,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:04:59,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:04:59,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:04:59,920 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:04:59,920 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:04:59,920 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) [2024-11-28 04:04:59,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:04:59,974 INFO L93 Difference]: Finished difference Result 5348 states and 7385 transitions. [2024-11-28 04:04:59,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:04:59,974 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 [2024-11-28 04:04:59,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:04:59,978 INFO L225 Difference]: With dead ends: 5348 [2024-11-28 04:04:59,978 INFO L226 Difference]: Without dead ends: 3736 [2024-11-28 04:04:59,980 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 [2024-11-28 04:04:59,980 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 [2024-11-28 04:04:59,980 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] [2024-11-28 04:04:59,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3736 states. [2024-11-28 04:05:00,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3736 to 3736. [2024-11-28 04:05:00,017 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) [2024-11-28 04:05:00,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3736 states to 3736 states and 5096 transitions. [2024-11-28 04:05:00,022 INFO L78 Accepts]: Start accepts. Automaton has 3736 states and 5096 transitions. Word has length 261 [2024-11-28 04:05:00,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:00,022 INFO L471 AbstractCegarLoop]: Abstraction has 3736 states and 5096 transitions. [2024-11-28 04:05:00,022 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) [2024-11-28 04:05:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3736 states and 5096 transitions. [2024-11-28 04:05:00,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-28 04:05:00,024 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:00,025 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] [2024-11-28 04:05:00,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-28 04:05:00,025 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:00,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:00,025 INFO L85 PathProgramCache]: Analyzing trace with hash 2040007907, now seen corresponding path program 1 times [2024-11-28 04:05:00,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:00,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515216007] [2024-11-28 04:05:00,026 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:00,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:00,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:00,931 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:00,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515216007] [2024-11-28 04:05:00,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515216007] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:00,931 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:00,931 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:00,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264431307] [2024-11-28 04:05:00,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:00,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:00,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:00,932 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:00,932 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:00,932 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) [2024-11-28 04:05:01,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:01,267 INFO L93 Difference]: Finished difference Result 5560 states and 7661 transitions. [2024-11-28 04:05:01,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:01,268 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 [2024-11-28 04:05:01,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:01,272 INFO L225 Difference]: With dead ends: 5560 [2024-11-28 04:05:01,272 INFO L226 Difference]: Without dead ends: 3810 [2024-11-28 04:05:01,274 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 [2024-11-28 04:05:01,275 INFO L435 NwaCegarLoop]: 952 mSDtfsCounter, 1558 mSDsluCounter, 5668 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:05:01,275 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] [2024-11-28 04:05:01,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3810 states. [2024-11-28 04:05:01,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3810 to 3740. [2024-11-28 04:05:01,315 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) [2024-11-28 04:05:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3740 states and 5100 transitions. [2024-11-28 04:05:01,319 INFO L78 Accepts]: Start accepts. Automaton has 3740 states and 5100 transitions. Word has length 262 [2024-11-28 04:05:01,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:01,319 INFO L471 AbstractCegarLoop]: Abstraction has 3740 states and 5100 transitions. [2024-11-28 04:05:01,320 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) [2024-11-28 04:05:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 5100 transitions. [2024-11-28 04:05:01,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-28 04:05:01,322 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:01,322 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] [2024-11-28 04:05:01,323 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-28 04:05:01,323 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:01,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:01,323 INFO L85 PathProgramCache]: Analyzing trace with hash 368678367, now seen corresponding path program 1 times [2024-11-28 04:05:01,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:01,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285796377] [2024-11-28 04:05:01,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:01,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:01,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:01,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:01,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285796377] [2024-11-28 04:05:01,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285796377] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:01,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:01,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:05:01,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575775864] [2024-11-28 04:05:01,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:01,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:05:01,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:01,953 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:05:01,953 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:05:01,953 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) [2024-11-28 04:05:02,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:02,074 INFO L93 Difference]: Finished difference Result 6724 states and 9119 transitions. [2024-11-28 04:05:02,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:05:02,075 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 [2024-11-28 04:05:02,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:02,080 INFO L225 Difference]: With dead ends: 6724 [2024-11-28 04:05:02,080 INFO L226 Difference]: Without dead ends: 3800 [2024-11-28 04:05:02,082 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 [2024-11-28 04:05:02,083 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 [2024-11-28 04:05:02,083 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] [2024-11-28 04:05:02,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3800 states. [2024-11-28 04:05:02,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3800 to 3800. [2024-11-28 04:05:02,124 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) [2024-11-28 04:05:02,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 3800 states and 5172 transitions. [2024-11-28 04:05:02,129 INFO L78 Accepts]: Start accepts. Automaton has 3800 states and 5172 transitions. Word has length 262 [2024-11-28 04:05:02,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:02,129 INFO L471 AbstractCegarLoop]: Abstraction has 3800 states and 5172 transitions. [2024-11-28 04:05:02,129 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) [2024-11-28 04:05:02,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3800 states and 5172 transitions. [2024-11-28 04:05:02,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2024-11-28 04:05:02,134 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:02,134 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] [2024-11-28 04:05:02,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-28 04:05:02,134 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:02,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:02,135 INFO L85 PathProgramCache]: Analyzing trace with hash -449355784, now seen corresponding path program 1 times [2024-11-28 04:05:02,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:02,135 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594660283] [2024-11-28 04:05:02,136 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:02,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:02,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:02,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:02,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594660283] [2024-11-28 04:05:02,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594660283] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:02,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:02,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:05:02,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167786294] [2024-11-28 04:05:02,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:02,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:05:02,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:02,982 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:05:02,982 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:05:02,982 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) [2024-11-28 04:05:03,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:03,207 INFO L93 Difference]: Finished difference Result 5853 states and 8051 transitions. [2024-11-28 04:05:03,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:05:03,208 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 [2024-11-28 04:05:03,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:03,212 INFO L225 Difference]: With dead ends: 5853 [2024-11-28 04:05:03,213 INFO L226 Difference]: Without dead ends: 3832 [2024-11-28 04:05:03,215 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 [2024-11-28 04:05:03,215 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 [2024-11-28 04:05:03,215 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] [2024-11-28 04:05:03,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3832 states. [2024-11-28 04:05:03,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3832 to 3816. [2024-11-28 04:05:03,257 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) [2024-11-28 04:05:03,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3816 states and 5180 transitions. [2024-11-28 04:05:03,262 INFO L78 Accepts]: Start accepts. Automaton has 3816 states and 5180 transitions. Word has length 262 [2024-11-28 04:05:03,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:03,262 INFO L471 AbstractCegarLoop]: Abstraction has 3816 states and 5180 transitions. [2024-11-28 04:05:03,262 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) [2024-11-28 04:05:03,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 5180 transitions. [2024-11-28 04:05:03,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-28 04:05:03,265 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:03,265 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] [2024-11-28 04:05:03,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-28 04:05:03,265 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:03,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:03,266 INFO L85 PathProgramCache]: Analyzing trace with hash -900395042, now seen corresponding path program 1 times [2024-11-28 04:05:03,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:03,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094399594] [2024-11-28 04:05:03,266 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:03,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:03,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:03,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:03,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:03,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094399594] [2024-11-28 04:05:03,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094399594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:03,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:03,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:05:03,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92456282] [2024-11-28 04:05:03,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:03,673 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:05:03,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:03,673 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:05:03,673 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:05:03,673 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) [2024-11-28 04:05:03,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:03,779 INFO L93 Difference]: Finished difference Result 5821 states and 7983 transitions. [2024-11-28 04:05:03,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:05:03,780 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 [2024-11-28 04:05:03,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:03,785 INFO L225 Difference]: With dead ends: 5821 [2024-11-28 04:05:03,785 INFO L226 Difference]: Without dead ends: 3848 [2024-11-28 04:05:03,787 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 [2024-11-28 04:05:03,788 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:05:03,788 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3874 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:05:03,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3848 states. [2024-11-28 04:05:03,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3848 to 3840. [2024-11-28 04:05:03,827 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) [2024-11-28 04:05:03,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 3840 states and 5206 transitions. [2024-11-28 04:05:03,832 INFO L78 Accepts]: Start accepts. Automaton has 3840 states and 5206 transitions. Word has length 263 [2024-11-28 04:05:03,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:03,832 INFO L471 AbstractCegarLoop]: Abstraction has 3840 states and 5206 transitions. [2024-11-28 04:05:03,832 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) [2024-11-28 04:05:03,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3840 states and 5206 transitions. [2024-11-28 04:05:03,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-28 04:05:03,835 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:03,835 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] [2024-11-28 04:05:03,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-28 04:05:03,835 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:03,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:03,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1023198126, now seen corresponding path program 1 times [2024-11-28 04:05:03,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:03,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058463199] [2024-11-28 04:05:03,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:03,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:04,686 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:04,687 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:04,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058463199] [2024-11-28 04:05:04,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058463199] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:04,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:04,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:04,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537103325] [2024-11-28 04:05:04,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:04,687 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:04,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:04,688 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:04,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:04,688 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) [2024-11-28 04:05:04,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:04,952 INFO L93 Difference]: Finished difference Result 5509 states and 7561 transitions. [2024-11-28 04:05:04,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:04,952 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 [2024-11-28 04:05:04,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:04,956 INFO L225 Difference]: With dead ends: 5509 [2024-11-28 04:05:04,956 INFO L226 Difference]: Without dead ends: 3914 [2024-11-28 04:05:04,957 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:05:04,958 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 [2024-11-28 04:05:04,958 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] [2024-11-28 04:05:04,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3914 states. [2024-11-28 04:05:04,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3914 to 3882. [2024-11-28 04:05:04,993 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) [2024-11-28 04:05:04,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3882 states to 3882 states and 5260 transitions. [2024-11-28 04:05:04,998 INFO L78 Accepts]: Start accepts. Automaton has 3882 states and 5260 transitions. Word has length 264 [2024-11-28 04:05:04,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:04,998 INFO L471 AbstractCegarLoop]: Abstraction has 3882 states and 5260 transitions. [2024-11-28 04:05:04,998 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) [2024-11-28 04:05:04,998 INFO L276 IsEmpty]: Start isEmpty. Operand 3882 states and 5260 transitions. [2024-11-28 04:05:05,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-28 04:05:05,000 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:05,001 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] [2024-11-28 04:05:05,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-28 04:05:05,001 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:05,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:05,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1930179852, now seen corresponding path program 1 times [2024-11-28 04:05:05,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:05,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794668232] [2024-11-28 04:05:05,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:05,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:05,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:05,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:05,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:05,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794668232] [2024-11-28 04:05:05,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794668232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:05,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:05,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 04:05:05,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6069486] [2024-11-28 04:05:05,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:05,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:05:05,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:05,428 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:05:05,428 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:05:05,429 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) [2024-11-28 04:05:05,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:05,652 INFO L93 Difference]: Finished difference Result 5943 states and 8133 transitions. [2024-11-28 04:05:05,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:05:05,652 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 [2024-11-28 04:05:05,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:05,656 INFO L225 Difference]: With dead ends: 5943 [2024-11-28 04:05:05,656 INFO L226 Difference]: Without dead ends: 3898 [2024-11-28 04:05:05,658 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:05,658 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 [2024-11-28 04:05:05,658 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] [2024-11-28 04:05:05,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3898 states. [2024-11-28 04:05:05,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3898 to 3890. [2024-11-28 04:05:05,708 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) [2024-11-28 04:05:05,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3890 states to 3890 states and 5268 transitions. [2024-11-28 04:05:05,715 INFO L78 Accepts]: Start accepts. Automaton has 3890 states and 5268 transitions. Word has length 264 [2024-11-28 04:05:05,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:05,716 INFO L471 AbstractCegarLoop]: Abstraction has 3890 states and 5268 transitions. [2024-11-28 04:05:05,716 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) [2024-11-28 04:05:05,716 INFO L276 IsEmpty]: Start isEmpty. Operand 3890 states and 5268 transitions. [2024-11-28 04:05:05,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-28 04:05:05,719 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:05,720 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] [2024-11-28 04:05:05,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-28 04:05:05,720 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:05,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:05,721 INFO L85 PathProgramCache]: Analyzing trace with hash 765689045, now seen corresponding path program 1 times [2024-11-28 04:05:05,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:05,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781515065] [2024-11-28 04:05:05,721 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:05,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:05,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:06,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:06,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:06,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781515065] [2024-11-28 04:05:06,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781515065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:06,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:06,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:06,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372912883] [2024-11-28 04:05:06,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:06,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:06,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:06,690 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:06,691 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:06,691 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) [2024-11-28 04:05:07,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:07,489 INFO L93 Difference]: Finished difference Result 5813 states and 7953 transitions. [2024-11-28 04:05:07,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:07,490 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 [2024-11-28 04:05:07,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:07,493 INFO L225 Difference]: With dead ends: 5813 [2024-11-28 04:05:07,494 INFO L226 Difference]: Without dead ends: 4040 [2024-11-28 04:05:07,495 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 [2024-11-28 04:05:07,497 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 [2024-11-28 04:05:07,497 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] [2024-11-28 04:05:07,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4040 states. [2024-11-28 04:05:07,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4040 to 3894. [2024-11-28 04:05:07,553 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) [2024-11-28 04:05:07,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3894 states to 3894 states and 5272 transitions. [2024-11-28 04:05:07,609 INFO L78 Accepts]: Start accepts. Automaton has 3894 states and 5272 transitions. Word has length 264 [2024-11-28 04:05:07,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:07,609 INFO L471 AbstractCegarLoop]: Abstraction has 3894 states and 5272 transitions. [2024-11-28 04:05:07,609 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) [2024-11-28 04:05:07,609 INFO L276 IsEmpty]: Start isEmpty. Operand 3894 states and 5272 transitions. [2024-11-28 04:05:07,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-28 04:05:07,613 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:07,613 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] [2024-11-28 04:05:07,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-28 04:05:07,614 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:07,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:07,615 INFO L85 PathProgramCache]: Analyzing trace with hash 958903142, now seen corresponding path program 1 times [2024-11-28 04:05:07,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:07,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139751841] [2024-11-28 04:05:07,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:07,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:08,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:08,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:08,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139751841] [2024-11-28 04:05:08,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139751841] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:08,219 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:08,219 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:05:08,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613791409] [2024-11-28 04:05:08,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:08,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:05:08,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:08,220 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:05:08,220 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:05:08,220 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) [2024-11-28 04:05:08,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:08,327 INFO L93 Difference]: Finished difference Result 6567 states and 8884 transitions. [2024-11-28 04:05:08,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:05:08,328 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 [2024-11-28 04:05:08,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:08,332 INFO L225 Difference]: With dead ends: 6567 [2024-11-28 04:05:08,332 INFO L226 Difference]: Without dead ends: 3918 [2024-11-28 04:05:08,335 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 [2024-11-28 04:05:08,336 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, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:05:08,336 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [899 Valid, 2901 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:05:08,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3918 states. [2024-11-28 04:05:08,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3918 to 3906. [2024-11-28 04:05:08,396 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) [2024-11-28 04:05:08,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 3906 states and 5284 transitions. [2024-11-28 04:05:08,400 INFO L78 Accepts]: Start accepts. Automaton has 3906 states and 5284 transitions. Word has length 264 [2024-11-28 04:05:08,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:08,401 INFO L471 AbstractCegarLoop]: Abstraction has 3906 states and 5284 transitions. [2024-11-28 04:05:08,401 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) [2024-11-28 04:05:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3906 states and 5284 transitions. [2024-11-28 04:05:08,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-28 04:05:08,403 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:08,403 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] [2024-11-28 04:05:08,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-28 04:05:08,404 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:08,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:08,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1477374322, now seen corresponding path program 1 times [2024-11-28 04:05:08,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:08,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893825630] [2024-11-28 04:05:08,404 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:08,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:08,996 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:08,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893825630] [2024-11-28 04:05:08,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893825630] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:08,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:08,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:08,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827846901] [2024-11-28 04:05:08,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:08,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:08,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:08,998 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:08,998 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:08,998 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) [2024-11-28 04:05:09,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:09,304 INFO L93 Difference]: Finished difference Result 6685 states and 9165 transitions. [2024-11-28 04:05:09,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:05:09,304 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 [2024-11-28 04:05:09,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:09,308 INFO L225 Difference]: With dead ends: 6685 [2024-11-28 04:05:09,308 INFO L226 Difference]: Without dead ends: 4779 [2024-11-28 04:05:09,310 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 [2024-11-28 04:05:09,310 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 [2024-11-28 04:05:09,311 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] [2024-11-28 04:05:09,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4779 states. [2024-11-28 04:05:09,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4779 to 3910. [2024-11-28 04:05:09,355 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) [2024-11-28 04:05:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 3910 states and 5288 transitions. [2024-11-28 04:05:09,360 INFO L78 Accepts]: Start accepts. Automaton has 3910 states and 5288 transitions. Word has length 264 [2024-11-28 04:05:09,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:09,360 INFO L471 AbstractCegarLoop]: Abstraction has 3910 states and 5288 transitions. [2024-11-28 04:05:09,360 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) [2024-11-28 04:05:09,360 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 5288 transitions. [2024-11-28 04:05:09,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-28 04:05:09,362 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:09,363 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] [2024-11-28 04:05:09,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-28 04:05:09,363 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:09,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:09,363 INFO L85 PathProgramCache]: Analyzing trace with hash -1506921027, now seen corresponding path program 1 times [2024-11-28 04:05:09,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:09,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013555212] [2024-11-28 04:05:09,364 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:09,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:10,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:10,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:10,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013555212] [2024-11-28 04:05:10,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013555212] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:10,198 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:10,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:05:10,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827458920] [2024-11-28 04:05:10,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:10,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:05:10,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:10,199 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:05:10,199 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:05:10,199 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) [2024-11-28 04:05:10,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:10,910 INFO L93 Difference]: Finished difference Result 6421 states and 8714 transitions. [2024-11-28 04:05:10,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 04:05:10,911 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 [2024-11-28 04:05:10,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:10,915 INFO L225 Difference]: With dead ends: 6421 [2024-11-28 04:05:10,915 INFO L226 Difference]: Without dead ends: 4788 [2024-11-28 04:05:10,917 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 [2024-11-28 04:05:10,918 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 [2024-11-28 04:05:10,918 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] [2024-11-28 04:05:10,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4788 states. [2024-11-28 04:05:10,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4788 to 4390. [2024-11-28 04:05:10,963 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) [2024-11-28 04:05:10,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 4390 states and 5896 transitions. [2024-11-28 04:05:10,967 INFO L78 Accepts]: Start accepts. Automaton has 4390 states and 5896 transitions. Word has length 264 [2024-11-28 04:05:10,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:10,967 INFO L471 AbstractCegarLoop]: Abstraction has 4390 states and 5896 transitions. [2024-11-28 04:05:10,968 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) [2024-11-28 04:05:10,968 INFO L276 IsEmpty]: Start isEmpty. Operand 4390 states and 5896 transitions. [2024-11-28 04:05:10,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-28 04:05:10,970 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:10,970 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] [2024-11-28 04:05:10,970 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-28 04:05:10,970 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:10,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:10,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1149771347, now seen corresponding path program 1 times [2024-11-28 04:05:10,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:10,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154208697] [2024-11-28 04:05:10,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:10,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:11,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:11,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:11,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154208697] [2024-11-28 04:05:11,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154208697] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:11,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:11,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:05:11,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661092162] [2024-11-28 04:05:11,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:11,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:05:11,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:11,998 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:05:11,998 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:05:11,998 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) [2024-11-28 04:05:12,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:12,615 INFO L93 Difference]: Finished difference Result 6897 states and 9351 transitions. [2024-11-28 04:05:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:05:12,616 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 [2024-11-28 04:05:12,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:12,619 INFO L225 Difference]: With dead ends: 6897 [2024-11-28 04:05:12,619 INFO L226 Difference]: Without dead ends: 4438 [2024-11-28 04:05:12,621 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 [2024-11-28 04:05:12,621 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 [2024-11-28 04:05:12,621 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] [2024-11-28 04:05:12,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4438 states. [2024-11-28 04:05:12,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4438 to 4318. [2024-11-28 04:05:12,667 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) [2024-11-28 04:05:12,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4318 states to 4318 states and 5806 transitions. [2024-11-28 04:05:12,671 INFO L78 Accepts]: Start accepts. Automaton has 4318 states and 5806 transitions. Word has length 264 [2024-11-28 04:05:12,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:12,672 INFO L471 AbstractCegarLoop]: Abstraction has 4318 states and 5806 transitions. [2024-11-28 04:05:12,672 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) [2024-11-28 04:05:12,672 INFO L276 IsEmpty]: Start isEmpty. Operand 4318 states and 5806 transitions. [2024-11-28 04:05:12,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2024-11-28 04:05:12,674 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:12,674 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] [2024-11-28 04:05:12,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-28 04:05:12,674 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:12,674 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:12,675 INFO L85 PathProgramCache]: Analyzing trace with hash 438548854, now seen corresponding path program 1 times [2024-11-28 04:05:12,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:12,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495196148] [2024-11-28 04:05:12,675 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:12,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:13,271 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:13,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:13,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495196148] [2024-11-28 04:05:13,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495196148] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:13,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:13,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:13,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160782010] [2024-11-28 04:05:13,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:13,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:13,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:13,272 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:13,272 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:13,273 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) [2024-11-28 04:05:13,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:13,587 INFO L93 Difference]: Finished difference Result 7592 states and 10310 transitions. [2024-11-28 04:05:13,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:05:13,587 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 [2024-11-28 04:05:13,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:13,594 INFO L225 Difference]: With dead ends: 7592 [2024-11-28 04:05:13,594 INFO L226 Difference]: Without dead ends: 5449 [2024-11-28 04:05:13,597 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 [2024-11-28 04:05:13,598 INFO L435 NwaCegarLoop]: 957 mSDtfsCounter, 1779 mSDsluCounter, 5728 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:05:13,598 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] [2024-11-28 04:05:13,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5449 states. [2024-11-28 04:05:13,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5449 to 4322. [2024-11-28 04:05:13,670 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) [2024-11-28 04:05:13,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4322 states to 4322 states and 5808 transitions. [2024-11-28 04:05:13,677 INFO L78 Accepts]: Start accepts. Automaton has 4322 states and 5808 transitions. Word has length 265 [2024-11-28 04:05:13,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:13,678 INFO L471 AbstractCegarLoop]: Abstraction has 4322 states and 5808 transitions. [2024-11-28 04:05:13,678 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) [2024-11-28 04:05:13,678 INFO L276 IsEmpty]: Start isEmpty. Operand 4322 states and 5808 transitions. [2024-11-28 04:05:13,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-28 04:05:13,682 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:13,683 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] [2024-11-28 04:05:13,683 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-28 04:05:13,683 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:13,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:13,684 INFO L85 PathProgramCache]: Analyzing trace with hash -971299336, now seen corresponding path program 1 times [2024-11-28 04:05:13,684 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:13,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790221133] [2024-11-28 04:05:13,684 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:13,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:14,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:14,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:14,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790221133] [2024-11-28 04:05:14,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790221133] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:14,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:14,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:05:14,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4524425] [2024-11-28 04:05:14,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:14,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:05:14,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:14,198 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:05:14,199 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:05:14,199 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) [2024-11-28 04:05:14,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:14,266 INFO L93 Difference]: Finished difference Result 5920 states and 8067 transitions. [2024-11-28 04:05:14,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:05:14,267 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 [2024-11-28 04:05:14,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:14,271 INFO L225 Difference]: With dead ends: 5920 [2024-11-28 04:05:14,271 INFO L226 Difference]: Without dead ends: 4338 [2024-11-28 04:05:14,273 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 [2024-11-28 04:05:14,273 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 [2024-11-28 04:05:14,273 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] [2024-11-28 04:05:14,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4338 states. [2024-11-28 04:05:14,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4338 to 4334. [2024-11-28 04:05:14,314 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) [2024-11-28 04:05:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 4334 states and 5822 transitions. [2024-11-28 04:05:14,319 INFO L78 Accepts]: Start accepts. Automaton has 4334 states and 5822 transitions. Word has length 266 [2024-11-28 04:05:14,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:14,319 INFO L471 AbstractCegarLoop]: Abstraction has 4334 states and 5822 transitions. [2024-11-28 04:05:14,319 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) [2024-11-28 04:05:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 4334 states and 5822 transitions. [2024-11-28 04:05:14,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-28 04:05:14,322 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:14,322 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] [2024-11-28 04:05:14,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-28 04:05:14,323 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:14,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:14,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1825041772, now seen corresponding path program 1 times [2024-11-28 04:05:14,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:14,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199716365] [2024-11-28 04:05:14,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:14,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:14,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:14,822 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199716365] [2024-11-28 04:05:14,822 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199716365] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:14,822 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:14,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:05:14,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870871302] [2024-11-28 04:05:14,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:14,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:05:14,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:14,823 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:05:14,823 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:05:14,823 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) [2024-11-28 04:05:14,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:14,895 INFO L93 Difference]: Finished difference Result 5964 states and 8123 transitions. [2024-11-28 04:05:14,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:05:14,895 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 [2024-11-28 04:05:14,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:14,901 INFO L225 Difference]: With dead ends: 5964 [2024-11-28 04:05:14,901 INFO L226 Difference]: Without dead ends: 4352 [2024-11-28 04:05:14,905 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 [2024-11-28 04:05:14,905 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 [2024-11-28 04:05:14,905 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] [2024-11-28 04:05:14,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4352 states. [2024-11-28 04:05:14,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4352 to 4352. [2024-11-28 04:05:14,971 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) [2024-11-28 04:05:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 4352 states and 5842 transitions. [2024-11-28 04:05:15,039 INFO L78 Accepts]: Start accepts. Automaton has 4352 states and 5842 transitions. Word has length 266 [2024-11-28 04:05:15,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:15,040 INFO L471 AbstractCegarLoop]: Abstraction has 4352 states and 5842 transitions. [2024-11-28 04:05:15,040 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) [2024-11-28 04:05:15,040 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 5842 transitions. [2024-11-28 04:05:15,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-28 04:05:15,043 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:15,043 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] [2024-11-28 04:05:15,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-28 04:05:15,043 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:15,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:15,044 INFO L85 PathProgramCache]: Analyzing trace with hash -2120642346, now seen corresponding path program 1 times [2024-11-28 04:05:15,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:15,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864558708] [2024-11-28 04:05:15,044 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:15,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:16,055 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:16,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:16,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864558708] [2024-11-28 04:05:16,056 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864558708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:16,056 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:16,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:05:16,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590449942] [2024-11-28 04:05:16,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:16,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:05:16,056 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:16,057 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:05:16,057 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:05:16,057 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) [2024-11-28 04:05:16,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:16,815 INFO L93 Difference]: Finished difference Result 6010 states and 8179 transitions. [2024-11-28 04:05:16,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:05:16,816 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 [2024-11-28 04:05:16,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:16,819 INFO L225 Difference]: With dead ends: 6010 [2024-11-28 04:05:16,819 INFO L226 Difference]: Without dead ends: 4364 [2024-11-28 04:05:16,821 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 [2024-11-28 04:05:16,821 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:05:16,821 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1787 Valid, 8091 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:05:16,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4364 states. [2024-11-28 04:05:16,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4364 to 3900. [2024-11-28 04:05:16,872 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) [2024-11-28 04:05:16,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3900 states to 3900 states and 5270 transitions. [2024-11-28 04:05:16,878 INFO L78 Accepts]: Start accepts. Automaton has 3900 states and 5270 transitions. Word has length 266 [2024-11-28 04:05:16,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:16,879 INFO L471 AbstractCegarLoop]: Abstraction has 3900 states and 5270 transitions. [2024-11-28 04:05:16,879 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) [2024-11-28 04:05:16,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3900 states and 5270 transitions. [2024-11-28 04:05:16,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2024-11-28 04:05:16,882 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:16,883 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] [2024-11-28 04:05:16,883 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-28 04:05:16,883 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:16,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:16,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1755986497, now seen corresponding path program 1 times [2024-11-28 04:05:16,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:16,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398531745] [2024-11-28 04:05:16,884 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:16,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:18,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:18,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:18,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398531745] [2024-11-28 04:05:18,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398531745] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:18,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:18,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:05:18,041 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036375382] [2024-11-28 04:05:18,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:18,041 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:05:18,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:18,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:05:18,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:05:18,042 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) [2024-11-28 04:05:18,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:18,834 INFO L93 Difference]: Finished difference Result 5710 states and 7807 transitions. [2024-11-28 04:05:18,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:05:18,834 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 [2024-11-28 04:05:18,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:18,838 INFO L225 Difference]: With dead ends: 5710 [2024-11-28 04:05:18,838 INFO L226 Difference]: Without dead ends: 3916 [2024-11-28 04:05:18,840 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 [2024-11-28 04:05:18,840 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 [2024-11-28 04:05:18,840 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] [2024-11-28 04:05:18,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3916 states. [2024-11-28 04:05:18,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3916 to 3904. [2024-11-28 04:05:18,882 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) [2024-11-28 04:05:18,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3904 states and 5274 transitions. [2024-11-28 04:05:18,887 INFO L78 Accepts]: Start accepts. Automaton has 3904 states and 5274 transitions. Word has length 266 [2024-11-28 04:05:18,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:18,887 INFO L471 AbstractCegarLoop]: Abstraction has 3904 states and 5274 transitions. [2024-11-28 04:05:18,888 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) [2024-11-28 04:05:18,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3904 states and 5274 transitions. [2024-11-28 04:05:18,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-28 04:05:18,890 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:18,890 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] [2024-11-28 04:05:18,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-28 04:05:18,890 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:18,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:18,891 INFO L85 PathProgramCache]: Analyzing trace with hash 1368918232, now seen corresponding path program 1 times [2024-11-28 04:05:18,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:18,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176203679] [2024-11-28 04:05:18,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:18,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:19,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:19,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:19,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176203679] [2024-11-28 04:05:19,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176203679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:19,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:19,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:19,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876715295] [2024-11-28 04:05:19,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:19,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:19,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:19,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:19,612 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:19,612 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) [2024-11-28 04:05:19,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:19,971 INFO L93 Difference]: Finished difference Result 5712 states and 7801 transitions. [2024-11-28 04:05:19,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:19,971 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 [2024-11-28 04:05:19,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:19,975 INFO L225 Difference]: With dead ends: 5712 [2024-11-28 04:05:19,975 INFO L226 Difference]: Without dead ends: 3946 [2024-11-28 04:05:19,976 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 [2024-11-28 04:05:19,977 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 [2024-11-28 04:05:19,977 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] [2024-11-28 04:05:19,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2024-11-28 04:05:20,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3908. [2024-11-28 04:05:20,016 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) [2024-11-28 04:05:20,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3908 states and 5278 transitions. [2024-11-28 04:05:20,021 INFO L78 Accepts]: Start accepts. Automaton has 3908 states and 5278 transitions. Word has length 267 [2024-11-28 04:05:20,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:20,021 INFO L471 AbstractCegarLoop]: Abstraction has 3908 states and 5278 transitions. [2024-11-28 04:05:20,021 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) [2024-11-28 04:05:20,021 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 5278 transitions. [2024-11-28 04:05:20,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-28 04:05:20,023 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:20,024 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] [2024-11-28 04:05:20,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-28 04:05:20,024 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:20,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:20,024 INFO L85 PathProgramCache]: Analyzing trace with hash -2018872420, now seen corresponding path program 1 times [2024-11-28 04:05:20,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:20,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703610092] [2024-11-28 04:05:20,025 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:20,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:20,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:20,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703610092] [2024-11-28 04:05:20,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703610092] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:20,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:20,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:20,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701414341] [2024-11-28 04:05:20,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:20,922 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:20,922 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:20,923 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:20,923 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:20,923 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) [2024-11-28 04:05:21,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:21,815 INFO L93 Difference]: Finished difference Result 5836 states and 7955 transitions. [2024-11-28 04:05:21,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:21,816 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 [2024-11-28 04:05:21,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:21,820 INFO L225 Difference]: With dead ends: 5836 [2024-11-28 04:05:21,820 INFO L226 Difference]: Without dead ends: 4074 [2024-11-28 04:05:21,822 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 [2024-11-28 04:05:21,822 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 [2024-11-28 04:05:21,822 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] [2024-11-28 04:05:21,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4074 states. [2024-11-28 04:05:21,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4074 to 3912. [2024-11-28 04:05:21,882 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) [2024-11-28 04:05:21,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 5282 transitions. [2024-11-28 04:05:21,887 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 5282 transitions. Word has length 267 [2024-11-28 04:05:21,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:21,888 INFO L471 AbstractCegarLoop]: Abstraction has 3912 states and 5282 transitions. [2024-11-28 04:05:21,888 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) [2024-11-28 04:05:21,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 5282 transitions. [2024-11-28 04:05:21,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-28 04:05:21,890 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:21,890 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] [2024-11-28 04:05:21,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-28 04:05:21,891 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:21,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:21,891 INFO L85 PathProgramCache]: Analyzing trace with hash -2005693193, now seen corresponding path program 1 times [2024-11-28 04:05:21,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:21,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953262357] [2024-11-28 04:05:21,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:21,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:22,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:22,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:22,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:22,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953262357] [2024-11-28 04:05:22,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953262357] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:22,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:22,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:05:22,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435497192] [2024-11-28 04:05:22,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:22,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:05:22,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:22,961 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:05:22,961 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:05:22,961 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) [2024-11-28 04:05:23,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:23,380 INFO L93 Difference]: Finished difference Result 7554 states and 10170 transitions. [2024-11-28 04:05:23,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:05:23,380 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 [2024-11-28 04:05:23,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:23,384 INFO L225 Difference]: With dead ends: 7554 [2024-11-28 04:05:23,384 INFO L226 Difference]: Without dead ends: 4008 [2024-11-28 04:05:23,387 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 [2024-11-28 04:05:23,387 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, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:05:23,388 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [947 Valid, 5380 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 488 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 04:05:23,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4008 states. [2024-11-28 04:05:23,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4008 to 3972. [2024-11-28 04:05:23,475 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) [2024-11-28 04:05:23,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 5366 transitions. [2024-11-28 04:05:23,479 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 5366 transitions. Word has length 267 [2024-11-28 04:05:23,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:23,480 INFO L471 AbstractCegarLoop]: Abstraction has 3972 states and 5366 transitions. [2024-11-28 04:05:23,480 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) [2024-11-28 04:05:23,480 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 5366 transitions. [2024-11-28 04:05:23,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-11-28 04:05:23,483 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:23,483 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] [2024-11-28 04:05:23,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-28 04:05:23,483 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:23,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:23,483 INFO L85 PathProgramCache]: Analyzing trace with hash -402130969, now seen corresponding path program 1 times [2024-11-28 04:05:23,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:23,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511030714] [2024-11-28 04:05:23,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:23,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:24,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:24,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:24,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511030714] [2024-11-28 04:05:24,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511030714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:24,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:24,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:05:24,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644888930] [2024-11-28 04:05:24,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:24,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:05:24,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:24,487 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:05:24,487 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:05:24,487 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) [2024-11-28 04:05:25,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:25,180 INFO L93 Difference]: Finished difference Result 6257 states and 8508 transitions. [2024-11-28 04:05:25,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:05:25,181 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 [2024-11-28 04:05:25,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:25,185 INFO L225 Difference]: With dead ends: 6257 [2024-11-28 04:05:25,185 INFO L226 Difference]: Without dead ends: 4640 [2024-11-28 04:05:25,187 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 [2024-11-28 04:05:25,188 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 [2024-11-28 04:05:25,188 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] [2024-11-28 04:05:25,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4640 states. [2024-11-28 04:05:25,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4640 to 4190. [2024-11-28 04:05:25,236 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) [2024-11-28 04:05:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 4190 states and 5646 transitions. [2024-11-28 04:05:25,241 INFO L78 Accepts]: Start accepts. Automaton has 4190 states and 5646 transitions. Word has length 268 [2024-11-28 04:05:25,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:25,242 INFO L471 AbstractCegarLoop]: Abstraction has 4190 states and 5646 transitions. [2024-11-28 04:05:25,242 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) [2024-11-28 04:05:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 4190 states and 5646 transitions. [2024-11-28 04:05:25,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-28 04:05:25,245 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:25,245 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] [2024-11-28 04:05:25,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-28 04:05:25,245 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:25,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:25,245 INFO L85 PathProgramCache]: Analyzing trace with hash -674715132, now seen corresponding path program 1 times [2024-11-28 04:05:25,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:25,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732730498] [2024-11-28 04:05:25,246 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:25,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:25,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:25,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:25,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:25,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732730498] [2024-11-28 04:05:25,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732730498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:25,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:25,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:05:25,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703558133] [2024-11-28 04:05:25,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:25,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:05:25,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:25,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:05:25,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:05:25,648 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) [2024-11-28 04:05:25,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:25,755 INFO L93 Difference]: Finished difference Result 6163 states and 8386 transitions. [2024-11-28 04:05:25,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:05:25,756 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 [2024-11-28 04:05:25,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:25,762 INFO L225 Difference]: With dead ends: 6163 [2024-11-28 04:05:25,762 INFO L226 Difference]: Without dead ends: 4230 [2024-11-28 04:05:25,765 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 [2024-11-28 04:05:25,765 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:05:25,766 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 3877 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:05:25,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4230 states. [2024-11-28 04:05:25,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4230 to 4220. [2024-11-28 04:05:25,827 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) [2024-11-28 04:05:25,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4220 states to 4220 states and 5678 transitions. [2024-11-28 04:05:25,832 INFO L78 Accepts]: Start accepts. Automaton has 4220 states and 5678 transitions. Word has length 269 [2024-11-28 04:05:25,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:25,833 INFO L471 AbstractCegarLoop]: Abstraction has 4220 states and 5678 transitions. [2024-11-28 04:05:25,833 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) [2024-11-28 04:05:25,833 INFO L276 IsEmpty]: Start isEmpty. Operand 4220 states and 5678 transitions. [2024-11-28 04:05:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2024-11-28 04:05:25,836 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:25,836 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] [2024-11-28 04:05:25,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-28 04:05:25,836 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:25,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:25,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1306277216, now seen corresponding path program 1 times [2024-11-28 04:05:25,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:25,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006578577] [2024-11-28 04:05:25,837 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:25,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:26,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:26,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006578577] [2024-11-28 04:05:26,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006578577] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:26,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:26,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:05:26,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966025843] [2024-11-28 04:05:26,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:26,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:05:26,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:26,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:05:26,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:05:26,329 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) [2024-11-28 04:05:26,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:26,381 INFO L93 Difference]: Finished difference Result 6291 states and 8544 transitions. [2024-11-28 04:05:26,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:05:26,381 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 [2024-11-28 04:05:26,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:26,385 INFO L225 Difference]: With dead ends: 6291 [2024-11-28 04:05:26,385 INFO L226 Difference]: Without dead ends: 4256 [2024-11-28 04:05:26,387 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 [2024-11-28 04:05:26,387 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 [2024-11-28 04:05:26,387 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] [2024-11-28 04:05:26,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4256 states. [2024-11-28 04:05:26,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4256 to 4256. [2024-11-28 04:05:26,427 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) [2024-11-28 04:05:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 4256 states and 5716 transitions. [2024-11-28 04:05:26,431 INFO L78 Accepts]: Start accepts. Automaton has 4256 states and 5716 transitions. Word has length 269 [2024-11-28 04:05:26,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:26,431 INFO L471 AbstractCegarLoop]: Abstraction has 4256 states and 5716 transitions. [2024-11-28 04:05:26,432 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) [2024-11-28 04:05:26,432 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 5716 transitions. [2024-11-28 04:05:26,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 04:05:26,434 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:26,434 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] [2024-11-28 04:05:26,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-28 04:05:26,435 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:26,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:26,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1146653618, now seen corresponding path program 1 times [2024-11-28 04:05:26,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:26,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985101594] [2024-11-28 04:05:26,435 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:26,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:27,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:27,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:27,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985101594] [2024-11-28 04:05:27,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985101594] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:27,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:27,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:27,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535232268] [2024-11-28 04:05:27,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:27,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:27,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:27,266 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:27,266 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:27,266 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) [2024-11-28 04:05:27,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:27,560 INFO L93 Difference]: Finished difference Result 6183 states and 8392 transitions. [2024-11-28 04:05:27,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:27,560 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 [2024-11-28 04:05:27,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:27,564 INFO L225 Difference]: With dead ends: 6183 [2024-11-28 04:05:27,565 INFO L226 Difference]: Without dead ends: 4458 [2024-11-28 04:05:27,566 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 [2024-11-28 04:05:27,567 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 [2024-11-28 04:05:27,567 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] [2024-11-28 04:05:27,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4458 states. [2024-11-28 04:05:27,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4458 to 4326. [2024-11-28 04:05:27,608 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) [2024-11-28 04:05:27,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4326 states to 4326 states and 5806 transitions. [2024-11-28 04:05:27,613 INFO L78 Accepts]: Start accepts. Automaton has 4326 states and 5806 transitions. Word has length 270 [2024-11-28 04:05:27,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:27,613 INFO L471 AbstractCegarLoop]: Abstraction has 4326 states and 5806 transitions. [2024-11-28 04:05:27,613 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) [2024-11-28 04:05:27,613 INFO L276 IsEmpty]: Start isEmpty. Operand 4326 states and 5806 transitions. [2024-11-28 04:05:27,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 04:05:27,616 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:27,616 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:05:27,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-28 04:05:27,617 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:27,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:27,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1115986545, now seen corresponding path program 1 times [2024-11-28 04:05:27,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:27,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343264082] [2024-11-28 04:05:27,617 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:27,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:28,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:28,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:28,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343264082] [2024-11-28 04:05:28,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343264082] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:28,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:28,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:28,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576782070] [2024-11-28 04:05:28,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:28,444 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:28,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:28,444 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:28,444 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:28,445 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) [2024-11-28 04:05:28,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:28,740 INFO L93 Difference]: Finished difference Result 6161 states and 8364 transitions. [2024-11-28 04:05:28,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:28,741 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 [2024-11-28 04:05:28,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:28,745 INFO L225 Difference]: With dead ends: 6161 [2024-11-28 04:05:28,745 INFO L226 Difference]: Without dead ends: 4464 [2024-11-28 04:05:28,746 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 [2024-11-28 04:05:28,747 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1254 mSDsluCounter, 5694 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:05:28,747 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] [2024-11-28 04:05:28,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4464 states. [2024-11-28 04:05:28,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4464 to 4346. [2024-11-28 04:05:28,791 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) [2024-11-28 04:05:28,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4346 states to 4346 states and 5832 transitions. [2024-11-28 04:05:28,795 INFO L78 Accepts]: Start accepts. Automaton has 4346 states and 5832 transitions. Word has length 270 [2024-11-28 04:05:28,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:28,796 INFO L471 AbstractCegarLoop]: Abstraction has 4346 states and 5832 transitions. [2024-11-28 04:05:28,796 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) [2024-11-28 04:05:28,796 INFO L276 IsEmpty]: Start isEmpty. Operand 4346 states and 5832 transitions. [2024-11-28 04:05:28,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 04:05:28,799 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:28,800 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] [2024-11-28 04:05:28,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-28 04:05:28,800 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:28,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:28,800 INFO L85 PathProgramCache]: Analyzing trace with hash -1023076759, now seen corresponding path program 1 times [2024-11-28 04:05:28,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:28,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713355541] [2024-11-28 04:05:28,800 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:28,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:29,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:29,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:29,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713355541] [2024-11-28 04:05:29,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713355541] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:29,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:29,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:29,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379472958] [2024-11-28 04:05:29,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:29,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:29,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:29,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:29,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:29,583 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) [2024-11-28 04:05:29,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:29,855 INFO L93 Difference]: Finished difference Result 6117 states and 8308 transitions. [2024-11-28 04:05:29,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:29,855 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 [2024-11-28 04:05:29,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:29,859 INFO L225 Difference]: With dead ends: 6117 [2024-11-28 04:05:29,859 INFO L226 Difference]: Without dead ends: 4468 [2024-11-28 04:05:29,861 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 [2024-11-28 04:05:29,861 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1453 mSDsluCounter, 5658 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2024-11-28 04:05:29,861 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] [2024-11-28 04:05:29,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4468 states. [2024-11-28 04:05:29,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4468 to 4398. [2024-11-28 04:05:29,904 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) [2024-11-28 04:05:29,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4398 states to 4398 states and 5896 transitions. [2024-11-28 04:05:29,909 INFO L78 Accepts]: Start accepts. Automaton has 4398 states and 5896 transitions. Word has length 270 [2024-11-28 04:05:29,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:29,909 INFO L471 AbstractCegarLoop]: Abstraction has 4398 states and 5896 transitions. [2024-11-28 04:05:29,909 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) [2024-11-28 04:05:29,909 INFO L276 IsEmpty]: Start isEmpty. Operand 4398 states and 5896 transitions. [2024-11-28 04:05:29,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 04:05:29,912 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:29,912 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] [2024-11-28 04:05:29,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-28 04:05:29,912 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:29,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:29,913 INFO L85 PathProgramCache]: Analyzing trace with hash -752499103, now seen corresponding path program 1 times [2024-11-28 04:05:29,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:29,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097068053] [2024-11-28 04:05:29,913 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:29,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:30,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:30,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097068053] [2024-11-28 04:05:30,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097068053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:30,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:30,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:30,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009701304] [2024-11-28 04:05:30,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:30,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:30,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:30,769 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:30,769 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:30,770 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) [2024-11-28 04:05:31,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:31,065 INFO L93 Difference]: Finished difference Result 6085 states and 8268 transitions. [2024-11-28 04:05:31,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:31,065 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 [2024-11-28 04:05:31,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:31,069 INFO L225 Difference]: With dead ends: 6085 [2024-11-28 04:05:31,069 INFO L226 Difference]: Without dead ends: 4472 [2024-11-28 04:05:31,071 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 [2024-11-28 04:05:31,071 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 [2024-11-28 04:05:31,072 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] [2024-11-28 04:05:31,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4472 states. [2024-11-28 04:05:31,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4472 to 4450. [2024-11-28 04:05:31,114 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) [2024-11-28 04:05:31,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4450 states to 4450 states and 5960 transitions. [2024-11-28 04:05:31,121 INFO L78 Accepts]: Start accepts. Automaton has 4450 states and 5960 transitions. Word has length 270 [2024-11-28 04:05:31,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:31,121 INFO L471 AbstractCegarLoop]: Abstraction has 4450 states and 5960 transitions. [2024-11-28 04:05:31,122 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) [2024-11-28 04:05:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 4450 states and 5960 transitions. [2024-11-28 04:05:31,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 04:05:31,126 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:31,127 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] [2024-11-28 04:05:31,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-28 04:05:31,127 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:31,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:31,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1062212304, now seen corresponding path program 1 times [2024-11-28 04:05:31,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:31,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85762316] [2024-11-28 04:05:31,128 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:31,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:31,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:32,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:32,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:32,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85762316] [2024-11-28 04:05:32,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85762316] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:32,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:32,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:05:32,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554726596] [2024-11-28 04:05:32,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:32,493 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:05:32,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:32,494 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:05:32,494 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:05:32,494 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) [2024-11-28 04:05:33,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:33,241 INFO L93 Difference]: Finished difference Result 7217 states and 9760 transitions. [2024-11-28 04:05:33,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:05:33,242 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 [2024-11-28 04:05:33,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:33,246 INFO L225 Difference]: With dead ends: 7217 [2024-11-28 04:05:33,247 INFO L226 Difference]: Without dead ends: 5588 [2024-11-28 04:05:33,249 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 [2024-11-28 04:05:33,249 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 [2024-11-28 04:05:33,249 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] [2024-11-28 04:05:33,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5588 states. [2024-11-28 04:05:33,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5588 to 4640. [2024-11-28 04:05:33,297 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) [2024-11-28 04:05:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 4640 states and 6240 transitions. [2024-11-28 04:05:33,302 INFO L78 Accepts]: Start accepts. Automaton has 4640 states and 6240 transitions. Word has length 270 [2024-11-28 04:05:33,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:33,302 INFO L471 AbstractCegarLoop]: Abstraction has 4640 states and 6240 transitions. [2024-11-28 04:05:33,302 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) [2024-11-28 04:05:33,302 INFO L276 IsEmpty]: Start isEmpty. Operand 4640 states and 6240 transitions. [2024-11-28 04:05:33,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 04:05:33,305 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:33,305 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] [2024-11-28 04:05:33,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-28 04:05:33,305 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:33,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:33,306 INFO L85 PathProgramCache]: Analyzing trace with hash -2090954032, now seen corresponding path program 1 times [2024-11-28 04:05:33,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:33,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861695218] [2024-11-28 04:05:33,306 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:33,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:34,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:34,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:34,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861695218] [2024-11-28 04:05:34,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861695218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:34,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:34,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:34,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615259065] [2024-11-28 04:05:34,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:34,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:34,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:34,279 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:34,279 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:34,279 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) [2024-11-28 04:05:34,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:34,912 INFO L93 Difference]: Finished difference Result 6483 states and 8850 transitions. [2024-11-28 04:05:34,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:34,913 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 [2024-11-28 04:05:34,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:34,918 INFO L225 Difference]: With dead ends: 6483 [2024-11-28 04:05:34,918 INFO L226 Difference]: Without dead ends: 4652 [2024-11-28 04:05:34,921 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 [2024-11-28 04:05:34,921 INFO L435 NwaCegarLoop]: 884 mSDtfsCounter, 1247 mSDsluCounter, 5240 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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 [2024-11-28 04:05:34,922 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] [2024-11-28 04:05:34,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4652 states. [2024-11-28 04:05:34,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4652 to 4256. [2024-11-28 04:05:34,970 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) [2024-11-28 04:05:34,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4256 states to 4256 states and 5750 transitions. [2024-11-28 04:05:34,974 INFO L78 Accepts]: Start accepts. Automaton has 4256 states and 5750 transitions. Word has length 270 [2024-11-28 04:05:34,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:34,974 INFO L471 AbstractCegarLoop]: Abstraction has 4256 states and 5750 transitions. [2024-11-28 04:05:34,975 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) [2024-11-28 04:05:34,975 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 5750 transitions. [2024-11-28 04:05:34,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 04:05:34,977 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:34,977 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] [2024-11-28 04:05:34,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-28 04:05:34,977 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:34,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:34,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1070915307, now seen corresponding path program 1 times [2024-11-28 04:05:34,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:34,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782743623] [2024-11-28 04:05:34,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:34,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:35,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:35,785 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:35,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782743623] [2024-11-28 04:05:35,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782743623] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:35,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:35,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:05:35,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819159618] [2024-11-28 04:05:35,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:35,786 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:05:35,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:35,786 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:05:35,786 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:05:35,786 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) [2024-11-28 04:05:36,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:36,170 INFO L93 Difference]: Finished difference Result 8173 states and 10992 transitions. [2024-11-28 04:05:36,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:05:36,171 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 [2024-11-28 04:05:36,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:36,174 INFO L225 Difference]: With dead ends: 8173 [2024-11-28 04:05:36,174 INFO L226 Difference]: Without dead ends: 4292 [2024-11-28 04:05:36,177 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 [2024-11-28 04:05:36,177 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 [2024-11-28 04:05:36,178 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] [2024-11-28 04:05:36,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4292 states. [2024-11-28 04:05:36,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4292 to 4268. [2024-11-28 04:05:36,219 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) [2024-11-28 04:05:36,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 4268 states and 5750 transitions. [2024-11-28 04:05:36,223 INFO L78 Accepts]: Start accepts. Automaton has 4268 states and 5750 transitions. Word has length 270 [2024-11-28 04:05:36,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:36,224 INFO L471 AbstractCegarLoop]: Abstraction has 4268 states and 5750 transitions. [2024-11-28 04:05:36,224 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) [2024-11-28 04:05:36,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4268 states and 5750 transitions. [2024-11-28 04:05:36,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-11-28 04:05:36,226 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:36,226 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] [2024-11-28 04:05:36,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-28 04:05:36,227 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:36,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:36,227 INFO L85 PathProgramCache]: Analyzing trace with hash 840398296, now seen corresponding path program 1 times [2024-11-28 04:05:36,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:36,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700507767] [2024-11-28 04:05:36,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:36,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:36,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:36,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:36,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700507767] [2024-11-28 04:05:36,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700507767] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:36,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:36,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:05:36,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735639836] [2024-11-28 04:05:36,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:36,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:05:36,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:36,551 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:05:36,551 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:05:36,551 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) [2024-11-28 04:05:36,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:36,676 INFO L93 Difference]: Finished difference Result 12313 states and 16522 transitions. [2024-11-28 04:05:36,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:05:36,677 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 [2024-11-28 04:05:36,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:36,684 INFO L225 Difference]: With dead ends: 12313 [2024-11-28 04:05:36,684 INFO L226 Difference]: Without dead ends: 8312 [2024-11-28 04:05:36,688 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 [2024-11-28 04:05:36,688 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:05:36,688 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [895 Valid, 6545 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:05:36,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8312 states. [2024-11-28 04:05:36,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8312 to 4448. [2024-11-28 04:05:36,757 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) [2024-11-28 04:05:36,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4448 states to 4448 states and 5990 transitions. [2024-11-28 04:05:36,763 INFO L78 Accepts]: Start accepts. Automaton has 4448 states and 5990 transitions. Word has length 270 [2024-11-28 04:05:36,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:36,763 INFO L471 AbstractCegarLoop]: Abstraction has 4448 states and 5990 transitions. [2024-11-28 04:05:36,763 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) [2024-11-28 04:05:36,763 INFO L276 IsEmpty]: Start isEmpty. Operand 4448 states and 5990 transitions. [2024-11-28 04:05:36,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-28 04:05:36,767 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:36,767 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] [2024-11-28 04:05:36,767 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-28 04:05:36,767 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:36,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:36,767 INFO L85 PathProgramCache]: Analyzing trace with hash -857983673, now seen corresponding path program 1 times [2024-11-28 04:05:36,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:36,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560543217] [2024-11-28 04:05:36,768 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:36,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:37,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:37,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:37,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560543217] [2024-11-28 04:05:37,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560543217] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:37,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:37,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:05:37,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439409485] [2024-11-28 04:05:37,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:37,338 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:05:37,338 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:37,338 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:05:37,338 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:05:37,338 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) [2024-11-28 04:05:37,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:37,482 INFO L93 Difference]: Finished difference Result 7467 states and 10054 transitions. [2024-11-28 04:05:37,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:05:37,483 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 [2024-11-28 04:05:37,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:37,489 INFO L225 Difference]: With dead ends: 7467 [2024-11-28 04:05:37,489 INFO L226 Difference]: Without dead ends: 4468 [2024-11-28 04:05:37,492 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 [2024-11-28 04:05:37,492 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 [2024-11-28 04:05:37,492 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] [2024-11-28 04:05:37,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4468 states. [2024-11-28 04:05:37,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4468 to 4456. [2024-11-28 04:05:37,568 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) [2024-11-28 04:05:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4456 states to 4456 states and 5998 transitions. [2024-11-28 04:05:37,576 INFO L78 Accepts]: Start accepts. Automaton has 4456 states and 5998 transitions. Word has length 271 [2024-11-28 04:05:37,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:37,576 INFO L471 AbstractCegarLoop]: Abstraction has 4456 states and 5998 transitions. [2024-11-28 04:05:37,577 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) [2024-11-28 04:05:37,577 INFO L276 IsEmpty]: Start isEmpty. Operand 4456 states and 5998 transitions. [2024-11-28 04:05:37,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-28 04:05:37,581 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:37,581 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] [2024-11-28 04:05:37,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-28 04:05:37,581 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:37,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:37,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1611117078, now seen corresponding path program 1 times [2024-11-28 04:05:37,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:37,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388659839] [2024-11-28 04:05:37,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:37,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:38,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:38,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388659839] [2024-11-28 04:05:38,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388659839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:38,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:38,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:38,595 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319366244] [2024-11-28 04:05:38,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:38,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:38,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:38,596 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:38,596 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:38,596 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) [2024-11-28 04:05:39,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:39,296 INFO L93 Difference]: Finished difference Result 6517 states and 8884 transitions. [2024-11-28 04:05:39,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:39,297 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 [2024-11-28 04:05:39,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:39,300 INFO L225 Difference]: With dead ends: 6517 [2024-11-28 04:05:39,300 INFO L226 Difference]: Without dead ends: 4472 [2024-11-28 04:05:39,302 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 [2024-11-28 04:05:39,302 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 [2024-11-28 04:05:39,303 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] [2024-11-28 04:05:39,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4472 states. [2024-11-28 04:05:39,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4472 to 4460. [2024-11-28 04:05:39,347 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) [2024-11-28 04:05:39,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4460 states to 4460 states and 6002 transitions. [2024-11-28 04:05:39,352 INFO L78 Accepts]: Start accepts. Automaton has 4460 states and 6002 transitions. Word has length 272 [2024-11-28 04:05:39,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:39,352 INFO L471 AbstractCegarLoop]: Abstraction has 4460 states and 6002 transitions. [2024-11-28 04:05:39,352 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) [2024-11-28 04:05:39,352 INFO L276 IsEmpty]: Start isEmpty. Operand 4460 states and 6002 transitions. [2024-11-28 04:05:39,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-28 04:05:39,355 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:39,355 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] [2024-11-28 04:05:39,355 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-28 04:05:39,355 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:39,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:39,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1495983888, now seen corresponding path program 1 times [2024-11-28 04:05:39,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:39,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002806098] [2024-11-28 04:05:39,356 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:39,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:40,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:40,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002806098] [2024-11-28 04:05:40,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002806098] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:40,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:40,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:40,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174481750] [2024-11-28 04:05:40,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:40,001 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:40,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:40,001 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:40,001 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:40,001 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) [2024-11-28 04:05:40,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:40,296 INFO L93 Difference]: Finished difference Result 6415 states and 8746 transitions. [2024-11-28 04:05:40,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:40,296 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 [2024-11-28 04:05:40,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:40,300 INFO L225 Difference]: With dead ends: 6415 [2024-11-28 04:05:40,300 INFO L226 Difference]: Without dead ends: 4482 [2024-11-28 04:05:40,302 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 [2024-11-28 04:05:40,303 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 [2024-11-28 04:05:40,303 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] [2024-11-28 04:05:40,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4482 states. [2024-11-28 04:05:40,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4482 to 4462. [2024-11-28 04:05:40,352 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) [2024-11-28 04:05:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4462 states to 4462 states and 6004 transitions. [2024-11-28 04:05:40,357 INFO L78 Accepts]: Start accepts. Automaton has 4462 states and 6004 transitions. Word has length 273 [2024-11-28 04:05:40,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:40,357 INFO L471 AbstractCegarLoop]: Abstraction has 4462 states and 6004 transitions. [2024-11-28 04:05:40,357 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) [2024-11-28 04:05:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 4462 states and 6004 transitions. [2024-11-28 04:05:40,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-28 04:05:40,360 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:40,360 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] [2024-11-28 04:05:40,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-28 04:05:40,361 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:40,361 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:40,361 INFO L85 PathProgramCache]: Analyzing trace with hash -459053044, now seen corresponding path program 1 times [2024-11-28 04:05:40,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:40,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226519233] [2024-11-28 04:05:40,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:40,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:40,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:40,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:40,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226519233] [2024-11-28 04:05:40,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226519233] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:40,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:40,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:05:40,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [187067692] [2024-11-28 04:05:40,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:40,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:05:40,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:40,740 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:05:40,740 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:05:40,740 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) [2024-11-28 04:05:40,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:40,834 INFO L93 Difference]: Finished difference Result 6405 states and 8738 transitions. [2024-11-28 04:05:40,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:05:40,834 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 [2024-11-28 04:05:40,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:40,840 INFO L225 Difference]: With dead ends: 6405 [2024-11-28 04:05:40,840 INFO L226 Difference]: Without dead ends: 4492 [2024-11-28 04:05:40,843 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 [2024-11-28 04:05:40,843 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 [2024-11-28 04:05:40,844 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] [2024-11-28 04:05:40,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4492 states. [2024-11-28 04:05:40,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4492 to 4484. [2024-11-28 04:05:40,899 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) [2024-11-28 04:05:40,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4484 states to 4484 states and 6030 transitions. [2024-11-28 04:05:40,904 INFO L78 Accepts]: Start accepts. Automaton has 4484 states and 6030 transitions. Word has length 273 [2024-11-28 04:05:40,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:40,904 INFO L471 AbstractCegarLoop]: Abstraction has 4484 states and 6030 transitions. [2024-11-28 04:05:40,904 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) [2024-11-28 04:05:40,904 INFO L276 IsEmpty]: Start isEmpty. Operand 4484 states and 6030 transitions. [2024-11-28 04:05:40,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-28 04:05:40,907 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:40,907 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:05:40,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-11-28 04:05:40,908 INFO L396 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:40,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:40,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1760783628, now seen corresponding path program 1 times [2024-11-28 04:05:40,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:40,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142210224] [2024-11-28 04:05:40,908 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:40,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:41,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:41,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:41,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142210224] [2024-11-28 04:05:41,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142210224] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:41,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:41,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:05:41,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391218719] [2024-11-28 04:05:41,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:41,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:05:41,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:41,276 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:05:41,276 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:05:41,276 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) [2024-11-28 04:05:41,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:41,369 INFO L93 Difference]: Finished difference Result 6367 states and 8688 transitions. [2024-11-28 04:05:41,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:05:41,370 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 [2024-11-28 04:05:41,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:41,374 INFO L225 Difference]: With dead ends: 6367 [2024-11-28 04:05:41,374 INFO L226 Difference]: Without dead ends: 4496 [2024-11-28 04:05:41,376 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 [2024-11-28 04:05:41,376 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 [2024-11-28 04:05:41,376 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] [2024-11-28 04:05:41,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4496 states. [2024-11-28 04:05:41,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4496 to 4494. [2024-11-28 04:05:41,424 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) [2024-11-28 04:05:41,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4494 states to 4494 states and 6042 transitions. [2024-11-28 04:05:41,429 INFO L78 Accepts]: Start accepts. Automaton has 4494 states and 6042 transitions. Word has length 273 [2024-11-28 04:05:41,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:41,429 INFO L471 AbstractCegarLoop]: Abstraction has 4494 states and 6042 transitions. [2024-11-28 04:05:41,430 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) [2024-11-28 04:05:41,430 INFO L276 IsEmpty]: Start isEmpty. Operand 4494 states and 6042 transitions. [2024-11-28 04:05:41,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-28 04:05:41,433 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:41,433 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:05:41,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-11-28 04:05:41,433 INFO L396 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:41,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:41,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1155264784, now seen corresponding path program 1 times [2024-11-28 04:05:41,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:41,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461331739] [2024-11-28 04:05:41,434 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:41,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:41,891 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:41,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:41,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461331739] [2024-11-28 04:05:41,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461331739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:41,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:41,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:05:41,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495602350] [2024-11-28 04:05:41,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:41,892 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:05:41,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:41,892 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:05:41,893 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:05:41,893 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) [2024-11-28 04:05:41,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:41,949 INFO L93 Difference]: Finished difference Result 6407 states and 8740 transitions. [2024-11-28 04:05:41,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:05:41,949 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 [2024-11-28 04:05:41,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:41,953 INFO L225 Difference]: With dead ends: 6407 [2024-11-28 04:05:41,953 INFO L226 Difference]: Without dead ends: 4512 [2024-11-28 04:05:41,955 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 [2024-11-28 04:05:41,956 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 [2024-11-28 04:05:41,956 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] [2024-11-28 04:05:41,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4512 states. [2024-11-28 04:05:42,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4512 to 4512. [2024-11-28 04:05:42,006 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) [2024-11-28 04:05:42,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 4512 states and 6062 transitions. [2024-11-28 04:05:42,011 INFO L78 Accepts]: Start accepts. Automaton has 4512 states and 6062 transitions. Word has length 273 [2024-11-28 04:05:42,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:42,012 INFO L471 AbstractCegarLoop]: Abstraction has 4512 states and 6062 transitions. [2024-11-28 04:05:42,012 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) [2024-11-28 04:05:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 4512 states and 6062 transitions. [2024-11-28 04:05:42,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-28 04:05:42,014 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:42,015 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] [2024-11-28 04:05:42,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-11-28 04:05:42,015 INFO L396 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:42,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:42,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1117541360, now seen corresponding path program 1 times [2024-11-28 04:05:42,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:42,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861008744] [2024-11-28 04:05:42,015 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:42,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:42,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:42,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:42,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861008744] [2024-11-28 04:05:42,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861008744] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:42,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:42,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:05:42,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717928467] [2024-11-28 04:05:42,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:42,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:05:42,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:42,457 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:05:42,457 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:05:42,457 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) [2024-11-28 04:05:42,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:42,544 INFO L93 Difference]: Finished difference Result 6555 states and 8920 transitions. [2024-11-28 04:05:42,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:05:42,545 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 [2024-11-28 04:05:42,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:42,550 INFO L225 Difference]: With dead ends: 6555 [2024-11-28 04:05:42,550 INFO L226 Difference]: Without dead ends: 4536 [2024-11-28 04:05:42,552 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 [2024-11-28 04:05:42,552 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 [2024-11-28 04:05:42,552 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] [2024-11-28 04:05:42,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4536 states. [2024-11-28 04:05:42,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4536 to 4536. [2024-11-28 04:05:42,606 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) [2024-11-28 04:05:42,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4536 states to 4536 states and 6090 transitions. [2024-11-28 04:05:42,611 INFO L78 Accepts]: Start accepts. Automaton has 4536 states and 6090 transitions. Word has length 273 [2024-11-28 04:05:42,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:42,611 INFO L471 AbstractCegarLoop]: Abstraction has 4536 states and 6090 transitions. [2024-11-28 04:05:42,611 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) [2024-11-28 04:05:42,611 INFO L276 IsEmpty]: Start isEmpty. Operand 4536 states and 6090 transitions. [2024-11-28 04:05:42,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-11-28 04:05:42,614 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:42,614 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] [2024-11-28 04:05:42,614 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-11-28 04:05:42,614 INFO L396 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:42,615 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:42,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1165212553, now seen corresponding path program 1 times [2024-11-28 04:05:42,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:42,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549444966] [2024-11-28 04:05:42,615 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:42,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:43,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:43,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:43,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549444966] [2024-11-28 04:05:43,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549444966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:43,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:43,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:43,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393907755] [2024-11-28 04:05:43,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:43,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:43,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:43,308 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:43,308 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:43,308 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) [2024-11-28 04:05:43,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:43,640 INFO L93 Difference]: Finished difference Result 6725 states and 9128 transitions. [2024-11-28 04:05:43,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:43,640 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 [2024-11-28 04:05:43,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:43,645 INFO L225 Difference]: With dead ends: 6725 [2024-11-28 04:05:43,645 INFO L226 Difference]: Without dead ends: 4560 [2024-11-28 04:05:43,648 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 [2024-11-28 04:05:43,648 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1365 mSDsluCounter, 5698 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:05:43,648 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] [2024-11-28 04:05:43,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4560 states. [2024-11-28 04:05:43,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4560 to 4538. [2024-11-28 04:05:43,712 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) [2024-11-28 04:05:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4538 states to 4538 states and 6092 transitions. [2024-11-28 04:05:43,718 INFO L78 Accepts]: Start accepts. Automaton has 4538 states and 6092 transitions. Word has length 274 [2024-11-28 04:05:43,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:43,718 INFO L471 AbstractCegarLoop]: Abstraction has 4538 states and 6092 transitions. [2024-11-28 04:05:43,718 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) [2024-11-28 04:05:43,718 INFO L276 IsEmpty]: Start isEmpty. Operand 4538 states and 6092 transitions. [2024-11-28 04:05:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-11-28 04:05:43,722 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:43,722 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] [2024-11-28 04:05:43,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-11-28 04:05:43,722 INFO L396 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:05:43,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:05:43,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1286375315, now seen corresponding path program 1 times [2024-11-28 04:05:43,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:05:43,722 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031706134] [2024-11-28 04:05:43,722 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:05:43,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:05:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:05:44,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:05:44,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:05:44,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031706134] [2024-11-28 04:05:44,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031706134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:05:44,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:05:44,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:05:44,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908606589] [2024-11-28 04:05:44,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:05:44,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:05:44,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:05:44,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:05:44,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:05:44,482 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) [2024-11-28 04:05:44,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:05:44,786 INFO L93 Difference]: Finished difference Result 6481 states and 8824 transitions. [2024-11-28 04:05:44,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:05:44,787 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 [2024-11-28 04:05:44,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:05:44,792 INFO L225 Difference]: With dead ends: 6481 [2024-11-28 04:05:44,792 INFO L226 Difference]: Without dead ends: 4562 [2024-11-28 04:05:44,794 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 [2024-11-28 04:05:44,794 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1494 mSDsluCounter, 5682 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:05:44,794 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] [2024-11-28 04:05:44,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2024-11-28 04:05:44,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 4540. [2024-11-28 04:05:44,849 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) [2024-11-28 04:05:44,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4540 states to 4540 states and 6094 transitions. [2024-11-28 04:05:44,855 INFO L78 Accepts]: Start accepts. Automaton has 4540 states and 6094 transitions. Word has length 274 [2024-11-28 04:05:44,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:05:44,855 INFO L471 AbstractCegarLoop]: Abstraction has 4540 states and 6094 transitions. [2024-11-28 04:05:44,855 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) [2024-11-28 04:05:44,856 INFO L276 IsEmpty]: Start isEmpty. Operand 4540 states and 6094 transitions. [2024-11-28 04:05:44,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2024-11-28 04:05:44,858 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:05:44,859 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. [2024-11-28 04:06:02,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:02,024 INFO L471 AbstractCegarLoop]: Abstraction has 7493 states and 10082 transitions. [2024-11-28 04:06:02,024 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) [2024-11-28 04:06:02,025 INFO L276 IsEmpty]: Start isEmpty. Operand 7493 states and 10082 transitions. [2024-11-28 04:06:02,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-28 04:06:02,029 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:02,030 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] [2024-11-28 04:06:02,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2024-11-28 04:06:02,030 INFO L396 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:02,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:02,031 INFO L85 PathProgramCache]: Analyzing trace with hash -975846304, now seen corresponding path program 1 times [2024-11-28 04:06:02,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:02,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408431437] [2024-11-28 04:06:02,031 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:02,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:02,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:02,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:02,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408431437] [2024-11-28 04:06:02,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408431437] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:02,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:02,488 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:06:02,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724844148] [2024-11-28 04:06:02,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:02,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:06:02,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:02,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:06:02,489 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:06:02,489 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) [2024-11-28 04:06:02,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:02,579 INFO L93 Difference]: Finished difference Result 11661 states and 15893 transitions. [2024-11-28 04:06:02,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:06:02,579 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 [2024-11-28 04:06:02,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:02,588 INFO L225 Difference]: With dead ends: 11661 [2024-11-28 04:06:02,588 INFO L226 Difference]: Without dead ends: 7199 [2024-11-28 04:06:02,592 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 [2024-11-28 04:06:02,593 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 [2024-11-28 04:06:02,593 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] [2024-11-28 04:06:02,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7199 states. [2024-11-28 04:06:02,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7199 to 7199. [2024-11-28 04:06:02,667 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) [2024-11-28 04:06:02,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7199 states to 7199 states and 9714 transitions. [2024-11-28 04:06:02,675 INFO L78 Accepts]: Start accepts. Automaton has 7199 states and 9714 transitions. Word has length 276 [2024-11-28 04:06:02,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:02,675 INFO L471 AbstractCegarLoop]: Abstraction has 7199 states and 9714 transitions. [2024-11-28 04:06:02,675 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) [2024-11-28 04:06:02,675 INFO L276 IsEmpty]: Start isEmpty. Operand 7199 states and 9714 transitions. [2024-11-28 04:06:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-28 04:06:02,679 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:02,679 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] [2024-11-28 04:06:02,679 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2024-11-28 04:06:02,679 INFO L396 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:02,679 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:02,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1522615116, now seen corresponding path program 1 times [2024-11-28 04:06:02,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:02,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1499728222] [2024-11-28 04:06:02,679 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:02,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:03,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:03,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1499728222] [2024-11-28 04:06:03,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1499728222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:03,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:03,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:06:03,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182218840] [2024-11-28 04:06:03,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:03,413 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:06:03,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:03,413 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:06:03,414 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:06:03,414 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) [2024-11-28 04:06:03,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:03,866 INFO L93 Difference]: Finished difference Result 11473 states and 15548 transitions. [2024-11-28 04:06:03,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:06:03,866 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 [2024-11-28 04:06:03,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:03,873 INFO L225 Difference]: With dead ends: 11473 [2024-11-28 04:06:03,873 INFO L226 Difference]: Without dead ends: 6185 [2024-11-28 04:06:03,877 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 [2024-11-28 04:06:03,877 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:03,877 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2389 Valid, 5629 Invalid, 314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 313 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:06:03,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6185 states. [2024-11-28 04:06:03,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6185 to 4882. [2024-11-28 04:06:03,972 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) [2024-11-28 04:06:03,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4882 states to 4882 states and 6540 transitions. [2024-11-28 04:06:03,981 INFO L78 Accepts]: Start accepts. Automaton has 4882 states and 6540 transitions. Word has length 276 [2024-11-28 04:06:03,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:03,981 INFO L471 AbstractCegarLoop]: Abstraction has 4882 states and 6540 transitions. [2024-11-28 04:06:03,981 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) [2024-11-28 04:06:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4882 states and 6540 transitions. [2024-11-28 04:06:03,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-28 04:06:03,987 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:03,987 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] [2024-11-28 04:06:03,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2024-11-28 04:06:03,987 INFO L396 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:03,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:03,987 INFO L85 PathProgramCache]: Analyzing trace with hash 478123552, now seen corresponding path program 1 times [2024-11-28 04:06:03,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:03,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760844225] [2024-11-28 04:06:03,988 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:03,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:04,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:04,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:04,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760844225] [2024-11-28 04:06:04,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760844225] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:04,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:04,831 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:06:04,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143401162] [2024-11-28 04:06:04,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:04,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:06:04,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:04,831 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:06:04,832 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:06:04,832 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) [2024-11-28 04:06:05,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:05,150 INFO L93 Difference]: Finished difference Result 7089 states and 9628 transitions. [2024-11-28 04:06:05,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:06:05,150 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 [2024-11-28 04:06:05,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:05,155 INFO L225 Difference]: With dead ends: 7089 [2024-11-28 04:06:05,155 INFO L226 Difference]: Without dead ends: 4938 [2024-11-28 04:06:05,157 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 [2024-11-28 04:06:05,158 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 1482 mSDsluCounter, 5692 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:06:05,158 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] [2024-11-28 04:06:05,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4938 states. [2024-11-28 04:06:05,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4938 to 4884. [2024-11-28 04:06:05,216 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) [2024-11-28 04:06:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4884 states to 4884 states and 6542 transitions. [2024-11-28 04:06:05,222 INFO L78 Accepts]: Start accepts. Automaton has 4884 states and 6542 transitions. Word has length 276 [2024-11-28 04:06:05,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:05,222 INFO L471 AbstractCegarLoop]: Abstraction has 4884 states and 6542 transitions. [2024-11-28 04:06:05,223 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) [2024-11-28 04:06:05,223 INFO L276 IsEmpty]: Start isEmpty. Operand 4884 states and 6542 transitions. [2024-11-28 04:06:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-28 04:06:05,225 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:05,226 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] [2024-11-28 04:06:05,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2024-11-28 04:06:05,226 INFO L396 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:05,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:05,226 INFO L85 PathProgramCache]: Analyzing trace with hash 1503770501, now seen corresponding path program 1 times [2024-11-28 04:06:05,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:05,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364707168] [2024-11-28 04:06:05,226 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:05,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:05,924 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:05,924 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:05,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364707168] [2024-11-28 04:06:05,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364707168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:05,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:05,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:06:05,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488787531] [2024-11-28 04:06:05,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:05,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:06:05,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:05,925 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:06:05,925 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:06:05,926 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) [2024-11-28 04:06:06,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:06,305 INFO L93 Difference]: Finished difference Result 7263 states and 9840 transitions. [2024-11-28 04:06:06,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:06:06,306 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 [2024-11-28 04:06:06,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:06,311 INFO L225 Difference]: With dead ends: 7263 [2024-11-28 04:06:06,311 INFO L226 Difference]: Without dead ends: 4940 [2024-11-28 04:06:06,314 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 [2024-11-28 04:06:06,314 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 [2024-11-28 04:06:06,315 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] [2024-11-28 04:06:06,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4940 states. [2024-11-28 04:06:06,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4940 to 4886. [2024-11-28 04:06:06,376 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) [2024-11-28 04:06:06,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4886 states to 4886 states and 6544 transitions. [2024-11-28 04:06:06,381 INFO L78 Accepts]: Start accepts. Automaton has 4886 states and 6544 transitions. Word has length 276 [2024-11-28 04:06:06,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:06,382 INFO L471 AbstractCegarLoop]: Abstraction has 4886 states and 6544 transitions. [2024-11-28 04:06:06,382 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) [2024-11-28 04:06:06,382 INFO L276 IsEmpty]: Start isEmpty. Operand 4886 states and 6544 transitions. [2024-11-28 04:06:06,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2024-11-28 04:06:06,385 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:06,385 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] [2024-11-28 04:06:06,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2024-11-28 04:06:06,385 INFO L396 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:06,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:06,385 INFO L85 PathProgramCache]: Analyzing trace with hash 527293030, now seen corresponding path program 1 times [2024-11-28 04:06:06,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:06,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766446776] [2024-11-28 04:06:06,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:06,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:06,906 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:06,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:06,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766446776] [2024-11-28 04:06:06,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766446776] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:06,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:06,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:06:06,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934845973] [2024-11-28 04:06:06,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:06,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:06:06,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:06,907 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:06:06,907 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:06:06,907 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) [2024-11-28 04:06:07,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:07,019 INFO L93 Difference]: Finished difference Result 7943 states and 10696 transitions. [2024-11-28 04:06:07,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:06:07,019 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 [2024-11-28 04:06:07,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:07,024 INFO L225 Difference]: With dead ends: 7943 [2024-11-28 04:06:07,024 INFO L226 Difference]: Without dead ends: 4902 [2024-11-28 04:06:07,026 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 [2024-11-28 04:06:07,027 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 [2024-11-28 04:06:07,027 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] [2024-11-28 04:06:07,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4902 states. [2024-11-28 04:06:07,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4902 to 4826. [2024-11-28 04:06:07,084 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) [2024-11-28 04:06:07,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4826 states to 4826 states and 6472 transitions. [2024-11-28 04:06:07,090 INFO L78 Accepts]: Start accepts. Automaton has 4826 states and 6472 transitions. Word has length 276 [2024-11-28 04:06:07,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:07,090 INFO L471 AbstractCegarLoop]: Abstraction has 4826 states and 6472 transitions. [2024-11-28 04:06:07,090 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) [2024-11-28 04:06:07,090 INFO L276 IsEmpty]: Start isEmpty. Operand 4826 states and 6472 transitions. [2024-11-28 04:06:07,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 04:06:07,093 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:07,093 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] [2024-11-28 04:06:07,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2024-11-28 04:06:07,093 INFO L396 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:07,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:07,094 INFO L85 PathProgramCache]: Analyzing trace with hash -328613464, now seen corresponding path program 1 times [2024-11-28 04:06:07,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:07,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79313326] [2024-11-28 04:06:07,094 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:07,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:07,943 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:07,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:07,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79313326] [2024-11-28 04:06:07,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79313326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:07,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:07,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:06:07,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549160911] [2024-11-28 04:06:07,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:07,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:06:07,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:07,944 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:06:07,944 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:06:07,944 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) [2024-11-28 04:06:08,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:08,349 INFO L93 Difference]: Finished difference Result 7178 states and 9738 transitions. [2024-11-28 04:06:08,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:06:08,349 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 [2024-11-28 04:06:08,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:08,354 INFO L225 Difference]: With dead ends: 7178 [2024-11-28 04:06:08,354 INFO L226 Difference]: Without dead ends: 4886 [2024-11-28 04:06:08,356 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 [2024-11-28 04:06:08,356 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:08,356 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1386 Valid, 6533 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 307 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:06:08,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4886 states. [2024-11-28 04:06:08,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4886 to 4830. [2024-11-28 04:06:08,429 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) [2024-11-28 04:06:08,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4830 states to 4830 states and 6476 transitions. [2024-11-28 04:06:08,435 INFO L78 Accepts]: Start accepts. Automaton has 4830 states and 6476 transitions. Word has length 277 [2024-11-28 04:06:08,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:08,435 INFO L471 AbstractCegarLoop]: Abstraction has 4830 states and 6476 transitions. [2024-11-28 04:06:08,435 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) [2024-11-28 04:06:08,436 INFO L276 IsEmpty]: Start isEmpty. Operand 4830 states and 6476 transitions. [2024-11-28 04:06:08,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 04:06:08,439 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:08,439 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] [2024-11-28 04:06:08,439 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2024-11-28 04:06:08,439 INFO L396 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:08,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:08,439 INFO L85 PathProgramCache]: Analyzing trace with hash 276798020, now seen corresponding path program 1 times [2024-11-28 04:06:08,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:08,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292441058] [2024-11-28 04:06:08,440 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:08,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:09,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:09,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:09,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292441058] [2024-11-28 04:06:09,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292441058] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:09,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:09,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:06:09,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664999098] [2024-11-28 04:06:09,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:09,028 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:06:09,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:09,028 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:06:09,029 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:06:09,029 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) [2024-11-28 04:06:09,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:09,099 INFO L93 Difference]: Finished difference Result 7164 states and 9724 transitions. [2024-11-28 04:06:09,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:06:09,100 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 [2024-11-28 04:06:09,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:09,105 INFO L225 Difference]: With dead ends: 7164 [2024-11-28 04:06:09,105 INFO L226 Difference]: Without dead ends: 4854 [2024-11-28 04:06:09,107 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 [2024-11-28 04:06:09,108 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 [2024-11-28 04:06:09,108 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] [2024-11-28 04:06:09,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4854 states. [2024-11-28 04:06:09,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4854 to 4854. [2024-11-28 04:06:09,174 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) [2024-11-28 04:06:09,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4854 states to 4854 states and 6504 transitions. [2024-11-28 04:06:09,182 INFO L78 Accepts]: Start accepts. Automaton has 4854 states and 6504 transitions. Word has length 277 [2024-11-28 04:06:09,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:09,182 INFO L471 AbstractCegarLoop]: Abstraction has 4854 states and 6504 transitions. [2024-11-28 04:06:09,182 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) [2024-11-28 04:06:09,182 INFO L276 IsEmpty]: Start isEmpty. Operand 4854 states and 6504 transitions. [2024-11-28 04:06:09,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 04:06:09,185 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:09,185 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] [2024-11-28 04:06:09,185 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2024-11-28 04:06:09,186 INFO L396 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:09,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:09,186 INFO L85 PathProgramCache]: Analyzing trace with hash 853369952, now seen corresponding path program 1 times [2024-11-28 04:06:09,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:09,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991577862] [2024-11-28 04:06:09,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:09,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:09,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:09,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991577862] [2024-11-28 04:06:09,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991577862] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:09,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:09,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:06:09,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568464319] [2024-11-28 04:06:09,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:09,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:06:09,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:09,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:06:09,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:06:09,648 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) [2024-11-28 04:06:09,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:09,728 INFO L93 Difference]: Finished difference Result 7132 states and 9682 transitions. [2024-11-28 04:06:09,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:06:09,729 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 [2024-11-28 04:06:09,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:09,733 INFO L225 Difference]: With dead ends: 7132 [2024-11-28 04:06:09,733 INFO L226 Difference]: Without dead ends: 4886 [2024-11-28 04:06:09,735 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 [2024-11-28 04:06:09,735 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 [2024-11-28 04:06:09,736 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] [2024-11-28 04:06:09,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4886 states. [2024-11-28 04:06:09,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4886 to 4878. [2024-11-28 04:06:09,793 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) [2024-11-28 04:06:09,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4878 states to 4878 states and 6532 transitions. [2024-11-28 04:06:09,799 INFO L78 Accepts]: Start accepts. Automaton has 4878 states and 6532 transitions. Word has length 277 [2024-11-28 04:06:09,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:09,800 INFO L471 AbstractCegarLoop]: Abstraction has 4878 states and 6532 transitions. [2024-11-28 04:06:09,800 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) [2024-11-28 04:06:09,800 INFO L276 IsEmpty]: Start isEmpty. Operand 4878 states and 6532 transitions. [2024-11-28 04:06:09,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-28 04:06:09,803 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:09,803 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] [2024-11-28 04:06:09,803 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2024-11-28 04:06:09,803 INFO L396 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:09,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:09,803 INFO L85 PathProgramCache]: Analyzing trace with hash -708801006, now seen corresponding path program 1 times [2024-11-28 04:06:09,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:09,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311293263] [2024-11-28 04:06:09,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:09,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:10,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:10,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:10,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311293263] [2024-11-28 04:06:10,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311293263] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:10,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:10,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:06:10,812 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114598553] [2024-11-28 04:06:10,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:10,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:06:10,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:10,813 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:06:10,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:06:10,813 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) [2024-11-28 04:06:11,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:11,165 INFO L93 Difference]: Finished difference Result 7672 states and 10366 transitions. [2024-11-28 04:06:11,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:06:11,165 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 [2024-11-28 04:06:11,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:11,170 INFO L225 Difference]: With dead ends: 7672 [2024-11-28 04:06:11,170 INFO L226 Difference]: Without dead ends: 5480 [2024-11-28 04:06:11,172 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 [2024-11-28 04:06:11,173 INFO L435 NwaCegarLoop]: 950 mSDtfsCounter, 1096 mSDsluCounter, 4739 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:06:11,173 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] [2024-11-28 04:06:11,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5480 states. [2024-11-28 04:06:11,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5480 to 5314. [2024-11-28 04:06:11,230 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) [2024-11-28 04:06:11,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5314 states to 5314 states and 7084 transitions. [2024-11-28 04:06:11,236 INFO L78 Accepts]: Start accepts. Automaton has 5314 states and 7084 transitions. Word has length 277 [2024-11-28 04:06:11,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:11,236 INFO L471 AbstractCegarLoop]: Abstraction has 5314 states and 7084 transitions. [2024-11-28 04:06:11,236 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) [2024-11-28 04:06:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 5314 states and 7084 transitions. [2024-11-28 04:06:11,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-28 04:06:11,239 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:11,239 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] [2024-11-28 04:06:11,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2024-11-28 04:06:11,239 INFO L396 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:11,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:11,240 INFO L85 PathProgramCache]: Analyzing trace with hash 1710236248, now seen corresponding path program 1 times [2024-11-28 04:06:11,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:11,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580687330] [2024-11-28 04:06:11,240 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:11,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:11,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:12,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:12,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:12,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580687330] [2024-11-28 04:06:12,024 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580687330] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:12,024 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:12,024 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:06:12,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324621677] [2024-11-28 04:06:12,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:12,025 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:06:12,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:12,025 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:06:12,025 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:06:12,025 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) [2024-11-28 04:06:12,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:12,392 INFO L93 Difference]: Finished difference Result 7704 states and 10394 transitions. [2024-11-28 04:06:12,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:06:12,392 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 [2024-11-28 04:06:12,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:12,397 INFO L225 Difference]: With dead ends: 7704 [2024-11-28 04:06:12,397 INFO L226 Difference]: Without dead ends: 5370 [2024-11-28 04:06:12,399 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 [2024-11-28 04:06:12,400 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 [2024-11-28 04:06:12,400 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] [2024-11-28 04:06:12,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5370 states. [2024-11-28 04:06:12,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5370 to 5316. [2024-11-28 04:06:12,455 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) [2024-11-28 04:06:12,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5316 states to 5316 states and 7086 transitions. [2024-11-28 04:06:12,461 INFO L78 Accepts]: Start accepts. Automaton has 5316 states and 7086 transitions. Word has length 278 [2024-11-28 04:06:12,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:12,461 INFO L471 AbstractCegarLoop]: Abstraction has 5316 states and 7086 transitions. [2024-11-28 04:06:12,461 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) [2024-11-28 04:06:12,461 INFO L276 IsEmpty]: Start isEmpty. Operand 5316 states and 7086 transitions. [2024-11-28 04:06:12,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-28 04:06:12,465 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:12,465 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] [2024-11-28 04:06:12,465 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2024-11-28 04:06:12,465 INFO L396 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:12,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:12,466 INFO L85 PathProgramCache]: Analyzing trace with hash -560809484, now seen corresponding path program 1 times [2024-11-28 04:06:12,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:12,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391065807] [2024-11-28 04:06:12,466 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:12,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:13,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:13,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391065807] [2024-11-28 04:06:13,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391065807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:13,922 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:13,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:06:13,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1343607174] [2024-11-28 04:06:13,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:13,923 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:06:13,923 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:13,924 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:06:13,924 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:06:13,924 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) [2024-11-28 04:06:14,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:14,587 INFO L93 Difference]: Finished difference Result 9714 states and 13062 transitions. [2024-11-28 04:06:14,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:06:14,588 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 [2024-11-28 04:06:14,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:14,593 INFO L225 Difference]: With dead ends: 9714 [2024-11-28 04:06:14,593 INFO L226 Difference]: Without dead ends: 6934 [2024-11-28 04:06:14,596 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 [2024-11-28 04:06:14,596 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 [2024-11-28 04:06:14,596 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] [2024-11-28 04:06:14,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6934 states. [2024-11-28 04:06:14,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6934 to 5444. [2024-11-28 04:06:14,655 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) [2024-11-28 04:06:14,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5444 states to 5444 states and 7238 transitions. [2024-11-28 04:06:14,661 INFO L78 Accepts]: Start accepts. Automaton has 5444 states and 7238 transitions. Word has length 278 [2024-11-28 04:06:14,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:14,661 INFO L471 AbstractCegarLoop]: Abstraction has 5444 states and 7238 transitions. [2024-11-28 04:06:14,661 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) [2024-11-28 04:06:14,661 INFO L276 IsEmpty]: Start isEmpty. Operand 5444 states and 7238 transitions. [2024-11-28 04:06:14,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-28 04:06:14,664 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:14,664 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:06:14,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2024-11-28 04:06:14,665 INFO L396 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:14,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:14,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1808703782, now seen corresponding path program 1 times [2024-11-28 04:06:14,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:14,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061555708] [2024-11-28 04:06:14,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:14,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:15,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:15,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:15,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061555708] [2024-11-28 04:06:15,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061555708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:15,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:15,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:06:15,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774823073] [2024-11-28 04:06:15,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:15,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:06:15,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:15,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:06:15,903 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:06:15,903 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) [2024-11-28 04:06:16,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:16,524 INFO L93 Difference]: Finished difference Result 12904 states and 17184 transitions. [2024-11-28 04:06:16,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 04:06:16,524 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 [2024-11-28 04:06:16,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:16,532 INFO L225 Difference]: With dead ends: 12904 [2024-11-28 04:06:16,532 INFO L226 Difference]: Without dead ends: 8185 [2024-11-28 04:06:16,538 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 [2024-11-28 04:06:16,539 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 [2024-11-28 04:06:16,539 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] [2024-11-28 04:06:16,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8185 states. [2024-11-28 04:06:16,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8185 to 8183. [2024-11-28 04:06:16,653 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) [2024-11-28 04:06:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8183 states to 8183 states and 10914 transitions. [2024-11-28 04:06:16,665 INFO L78 Accepts]: Start accepts. Automaton has 8183 states and 10914 transitions. Word has length 278 [2024-11-28 04:06:16,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:16,665 INFO L471 AbstractCegarLoop]: Abstraction has 8183 states and 10914 transitions. [2024-11-28 04:06:16,665 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) [2024-11-28 04:06:16,666 INFO L276 IsEmpty]: Start isEmpty. Operand 8183 states and 10914 transitions. [2024-11-28 04:06:16,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-28 04:06:16,671 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:16,671 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] [2024-11-28 04:06:16,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2024-11-28 04:06:16,671 INFO L396 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:16,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:16,672 INFO L85 PathProgramCache]: Analyzing trace with hash 301229657, now seen corresponding path program 1 times [2024-11-28 04:06:16,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:16,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1267445583] [2024-11-28 04:06:16,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:16,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:17,474 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:17,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:17,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1267445583] [2024-11-28 04:06:17,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1267445583] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:17,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:17,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:06:17,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683861486] [2024-11-28 04:06:17,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:17,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:06:17,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:17,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:06:17,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:06:17,475 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) [2024-11-28 04:06:17,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:17,954 INFO L93 Difference]: Finished difference Result 13180 states and 17786 transitions. [2024-11-28 04:06:17,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:06:17,954 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 [2024-11-28 04:06:17,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:17,964 INFO L225 Difference]: With dead ends: 13180 [2024-11-28 04:06:17,964 INFO L226 Difference]: Without dead ends: 9279 [2024-11-28 04:06:17,969 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 [2024-11-28 04:06:17,970 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 1134 mSDsluCounter, 5644 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-28 04:06:17,970 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] [2024-11-28 04:06:17,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9279 states. [2024-11-28 04:06:18,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9279 to 8209. [2024-11-28 04:06:18,087 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) [2024-11-28 04:06:18,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8209 states to 8209 states and 10958 transitions. [2024-11-28 04:06:18,100 INFO L78 Accepts]: Start accepts. Automaton has 8209 states and 10958 transitions. Word has length 278 [2024-11-28 04:06:18,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:18,100 INFO L471 AbstractCegarLoop]: Abstraction has 8209 states and 10958 transitions. [2024-11-28 04:06:18,100 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) [2024-11-28 04:06:18,100 INFO L276 IsEmpty]: Start isEmpty. Operand 8209 states and 10958 transitions. [2024-11-28 04:06:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-28 04:06:18,106 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:18,106 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] [2024-11-28 04:06:18,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2024-11-28 04:06:18,106 INFO L396 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:18,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:18,107 INFO L85 PathProgramCache]: Analyzing trace with hash -1318572231, now seen corresponding path program 1 times [2024-11-28 04:06:18,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:18,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576415755] [2024-11-28 04:06:18,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:18,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:18,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:18,865 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:18,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:18,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576415755] [2024-11-28 04:06:18,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576415755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:18,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:18,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:06:18,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321249783] [2024-11-28 04:06:18,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:18,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:06:18,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:18,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:06:18,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:06:18,866 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) [2024-11-28 04:06:18,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:18,989 INFO L93 Difference]: Finished difference Result 14170 states and 18988 transitions. [2024-11-28 04:06:18,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:06:18,990 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 [2024-11-28 04:06:18,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:18,998 INFO L225 Difference]: With dead ends: 14170 [2024-11-28 04:06:18,998 INFO L226 Difference]: Without dead ends: 8241 [2024-11-28 04:06:19,004 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 [2024-11-28 04:06:19,004 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 [2024-11-28 04:06:19,004 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] [2024-11-28 04:06:19,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8241 states. [2024-11-28 04:06:19,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8241 to 8223. [2024-11-28 04:06:19,130 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) [2024-11-28 04:06:19,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8223 states to 8223 states and 10972 transitions. [2024-11-28 04:06:19,141 INFO L78 Accepts]: Start accepts. Automaton has 8223 states and 10972 transitions. Word has length 278 [2024-11-28 04:06:19,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:19,141 INFO L471 AbstractCegarLoop]: Abstraction has 8223 states and 10972 transitions. [2024-11-28 04:06:19,141 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) [2024-11-28 04:06:19,141 INFO L276 IsEmpty]: Start isEmpty. Operand 8223 states and 10972 transitions. [2024-11-28 04:06:19,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-28 04:06:19,145 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:19,145 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] [2024-11-28 04:06:19,146 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2024-11-28 04:06:19,146 INFO L396 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:19,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:19,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1689243827, now seen corresponding path program 1 times [2024-11-28 04:06:19,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:19,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059902075] [2024-11-28 04:06:19,146 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:19,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:19,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:20,086 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:20,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:20,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059902075] [2024-11-28 04:06:20,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059902075] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:20,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:20,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:06:20,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [364318626] [2024-11-28 04:06:20,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:20,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:06:20,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:20,088 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:06:20,088 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:06:20,088 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) [2024-11-28 04:06:20,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:20,837 INFO L93 Difference]: Finished difference Result 13804 states and 18650 transitions. [2024-11-28 04:06:20,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:06:20,838 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 [2024-11-28 04:06:20,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:20,845 INFO L225 Difference]: With dead ends: 13804 [2024-11-28 04:06:20,845 INFO L226 Difference]: Without dead ends: 9907 [2024-11-28 04:06:20,849 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 [2024-11-28 04:06:20,849 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 [2024-11-28 04:06:20,849 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] [2024-11-28 04:06:20,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9907 states. [2024-11-28 04:06:20,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9907 to 9365. [2024-11-28 04:06:20,933 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) [2024-11-28 04:06:20,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9365 states to 9365 states and 12474 transitions. [2024-11-28 04:06:20,942 INFO L78 Accepts]: Start accepts. Automaton has 9365 states and 12474 transitions. Word has length 278 [2024-11-28 04:06:20,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:20,942 INFO L471 AbstractCegarLoop]: Abstraction has 9365 states and 12474 transitions. [2024-11-28 04:06:20,942 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) [2024-11-28 04:06:20,942 INFO L276 IsEmpty]: Start isEmpty. Operand 9365 states and 12474 transitions. [2024-11-28 04:06:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-11-28 04:06:20,946 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:20,946 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] [2024-11-28 04:06:20,946 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2024-11-28 04:06:20,946 INFO L396 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:20,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:20,946 INFO L85 PathProgramCache]: Analyzing trace with hash -1006663867, now seen corresponding path program 1 times [2024-11-28 04:06:20,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:20,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297930214] [2024-11-28 04:06:20,947 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:20,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:21,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:21,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:21,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:21,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297930214] [2024-11-28 04:06:21,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297930214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:21,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:21,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:06:21,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599802569] [2024-11-28 04:06:21,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:21,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:06:21,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:21,411 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:06:21,411 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:06:21,411 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) [2024-11-28 04:06:21,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:21,539 INFO L93 Difference]: Finished difference Result 14772 states and 19920 transitions. [2024-11-28 04:06:21,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:06:21,540 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 [2024-11-28 04:06:21,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:21,547 INFO L225 Difference]: With dead ends: 14772 [2024-11-28 04:06:21,547 INFO L226 Difference]: Without dead ends: 9409 [2024-11-28 04:06:21,552 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 [2024-11-28 04:06:21,552 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:21,552 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [843 Valid, 2901 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:06:21,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9409 states. [2024-11-28 04:06:21,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9409 to 9389. [2024-11-28 04:06:21,641 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) [2024-11-28 04:06:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9389 states to 9389 states and 12500 transitions. [2024-11-28 04:06:21,651 INFO L78 Accepts]: Start accepts. Automaton has 9389 states and 12500 transitions. Word has length 278 [2024-11-28 04:06:21,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:21,651 INFO L471 AbstractCegarLoop]: Abstraction has 9389 states and 12500 transitions. [2024-11-28 04:06:21,651 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) [2024-11-28 04:06:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 9389 states and 12500 transitions. [2024-11-28 04:06:21,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-28 04:06:21,655 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:21,656 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:06:21,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2024-11-28 04:06:21,656 INFO L396 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:21,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:21,656 INFO L85 PathProgramCache]: Analyzing trace with hash -556884992, now seen corresponding path program 1 times [2024-11-28 04:06:21,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:21,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611811771] [2024-11-28 04:06:21,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:21,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:22,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:22,480 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:22,480 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611811771] [2024-11-28 04:06:22,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611811771] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:22,481 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:22,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:06:22,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741866817] [2024-11-28 04:06:22,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:22,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:06:22,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:22,482 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:06:22,482 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:06:22,482 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) [2024-11-28 04:06:22,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:22,594 INFO L93 Difference]: Finished difference Result 19617 states and 26292 transitions. [2024-11-28 04:06:22,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:06:22,594 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 [2024-11-28 04:06:22,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:22,602 INFO L225 Difference]: With dead ends: 19617 [2024-11-28 04:06:22,603 INFO L226 Difference]: Without dead ends: 10711 [2024-11-28 04:06:22,608 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 [2024-11-28 04:06:22,609 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 [2024-11-28 04:06:22,609 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] [2024-11-28 04:06:22,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10711 states. [2024-11-28 04:06:22,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10711 to 9389. [2024-11-28 04:06:22,701 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) [2024-11-28 04:06:22,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9389 states to 9389 states and 12491 transitions. [2024-11-28 04:06:22,712 INFO L78 Accepts]: Start accepts. Automaton has 9389 states and 12491 transitions. Word has length 279 [2024-11-28 04:06:22,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:22,712 INFO L471 AbstractCegarLoop]: Abstraction has 9389 states and 12491 transitions. [2024-11-28 04:06:22,712 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) [2024-11-28 04:06:22,712 INFO L276 IsEmpty]: Start isEmpty. Operand 9389 states and 12491 transitions. [2024-11-28 04:06:22,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-28 04:06:22,717 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:22,717 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] [2024-11-28 04:06:22,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2024-11-28 04:06:22,717 INFO L396 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:22,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:22,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1098237495, now seen corresponding path program 1 times [2024-11-28 04:06:22,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:22,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698018597] [2024-11-28 04:06:22,718 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:22,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:24,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:24,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:24,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698018597] [2024-11-28 04:06:24,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698018597] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:24,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:24,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:06:24,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484210315] [2024-11-28 04:06:24,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:24,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:06:24,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:24,003 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:06:24,003 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:06:24,003 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) [2024-11-28 04:06:24,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:24,535 INFO L93 Difference]: Finished difference Result 14337 states and 19345 transitions. [2024-11-28 04:06:24,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:06:24,535 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 [2024-11-28 04:06:24,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:24,543 INFO L225 Difference]: With dead ends: 14337 [2024-11-28 04:06:24,543 INFO L226 Difference]: Without dead ends: 9864 [2024-11-28 04:06:24,546 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 [2024-11-28 04:06:24,546 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 [2024-11-28 04:06:24,547 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] [2024-11-28 04:06:24,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9864 states. [2024-11-28 04:06:24,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9864 to 9716. [2024-11-28 04:06:24,644 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) [2024-11-28 04:06:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9716 states to 9716 states and 12889 transitions. [2024-11-28 04:06:24,654 INFO L78 Accepts]: Start accepts. Automaton has 9716 states and 12889 transitions. Word has length 279 [2024-11-28 04:06:24,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:24,654 INFO L471 AbstractCegarLoop]: Abstraction has 9716 states and 12889 transitions. [2024-11-28 04:06:24,654 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) [2024-11-28 04:06:24,654 INFO L276 IsEmpty]: Start isEmpty. Operand 9716 states and 12889 transitions. [2024-11-28 04:06:24,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-28 04:06:24,659 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:24,659 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] [2024-11-28 04:06:24,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2024-11-28 04:06:24,659 INFO L396 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:24,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:24,660 INFO L85 PathProgramCache]: Analyzing trace with hash 56094007, now seen corresponding path program 1 times [2024-11-28 04:06:24,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:24,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68737488] [2024-11-28 04:06:24,660 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:24,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:25,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:26,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:26,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:26,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68737488] [2024-11-28 04:06:26,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68737488] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:26,502 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:26,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 04:06:26,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426019198] [2024-11-28 04:06:26,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:26,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 04:06:26,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:26,503 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 04:06:26,503 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:06:26,503 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) [2024-11-28 04:06:27,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:27,304 INFO L93 Difference]: Finished difference Result 16779 states and 22573 transitions. [2024-11-28 04:06:27,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 04:06:27,304 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 [2024-11-28 04:06:27,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:27,313 INFO L225 Difference]: With dead ends: 16779 [2024-11-28 04:06:27,313 INFO L226 Difference]: Without dead ends: 11465 [2024-11-28 04:06:27,318 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 [2024-11-28 04:06:27,318 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:27,318 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2468 Valid, 11316 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 594 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:06:27,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11465 states. [2024-11-28 04:06:27,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11465 to 9665. [2024-11-28 04:06:27,471 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) [2024-11-28 04:06:27,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9665 states to 9665 states and 12827 transitions. [2024-11-28 04:06:27,481 INFO L78 Accepts]: Start accepts. Automaton has 9665 states and 12827 transitions. Word has length 279 [2024-11-28 04:06:27,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:27,482 INFO L471 AbstractCegarLoop]: Abstraction has 9665 states and 12827 transitions. [2024-11-28 04:06:27,482 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) [2024-11-28 04:06:27,482 INFO L276 IsEmpty]: Start isEmpty. Operand 9665 states and 12827 transitions. [2024-11-28 04:06:27,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-28 04:06:27,486 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:27,486 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] [2024-11-28 04:06:27,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2024-11-28 04:06:27,487 INFO L396 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:27,487 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:27,487 INFO L85 PathProgramCache]: Analyzing trace with hash -261383761, now seen corresponding path program 1 times [2024-11-28 04:06:27,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:27,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267809752] [2024-11-28 04:06:27,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:27,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:29,791 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:29,791 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267809752] [2024-11-28 04:06:29,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267809752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:29,791 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:29,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:06:29,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019508277] [2024-11-28 04:06:29,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:29,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:06:29,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:29,792 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:06:29,793 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:06:29,793 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) [2024-11-28 04:06:30,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:30,565 INFO L93 Difference]: Finished difference Result 15355 states and 20952 transitions. [2024-11-28 04:06:30,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:06:30,566 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 [2024-11-28 04:06:30,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:30,578 INFO L225 Difference]: With dead ends: 15355 [2024-11-28 04:06:30,578 INFO L226 Difference]: Without dead ends: 10995 [2024-11-28 04:06:30,583 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 [2024-11-28 04:06:30,584 INFO L435 NwaCegarLoop]: 908 mSDtfsCounter, 1019 mSDsluCounter, 5336 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:30,584 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1019 Valid, 6244 Invalid, 566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:06:30,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10995 states. [2024-11-28 04:06:30,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10995 to 10735. [2024-11-28 04:06:30,737 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) [2024-11-28 04:06:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10735 states to 10735 states and 14423 transitions. [2024-11-28 04:06:30,827 INFO L78 Accepts]: Start accepts. Automaton has 10735 states and 14423 transitions. Word has length 279 [2024-11-28 04:06:30,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:30,827 INFO L471 AbstractCegarLoop]: Abstraction has 10735 states and 14423 transitions. [2024-11-28 04:06:30,827 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) [2024-11-28 04:06:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 10735 states and 14423 transitions. [2024-11-28 04:06:30,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:06:30,832 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:30,832 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:06:30,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2024-11-28 04:06:30,832 INFO L396 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:30,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:30,833 INFO L85 PathProgramCache]: Analyzing trace with hash 488823893, now seen corresponding path program 1 times [2024-11-28 04:06:30,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:30,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256323525] [2024-11-28 04:06:30,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:30,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:31,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:32,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:32,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:32,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256323525] [2024-11-28 04:06:32,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256323525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:32,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:32,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 04:06:32,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653984882] [2024-11-28 04:06:32,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:32,774 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 04:06:32,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:32,775 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 04:06:32,775 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:06:32,775 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) [2024-11-28 04:06:34,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:34,615 INFO L93 Difference]: Finished difference Result 40916 states and 55615 transitions. [2024-11-28 04:06:34,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-28 04:06:34,616 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 [2024-11-28 04:06:34,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:34,642 INFO L225 Difference]: With dead ends: 40916 [2024-11-28 04:06:34,642 INFO L226 Difference]: Without dead ends: 33857 [2024-11-28 04:06:34,652 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=194, Invalid=676, Unknown=0, NotChecked=0, Total=870 [2024-11-28 04:06:34,653 INFO L435 NwaCegarLoop]: 3025 mSDtfsCounter, 10338 mSDsluCounter, 19304 mSDsCounter, 0 mSdLazyCounter, 991 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:34,653 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10338 Valid, 22329 Invalid, 1012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 991 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 04:06:34,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33857 states. [2024-11-28 04:06:34,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33857 to 10767. [2024-11-28 04:06:34,899 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) [2024-11-28 04:06:34,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10767 states to 10767 states and 14469 transitions. [2024-11-28 04:06:34,912 INFO L78 Accepts]: Start accepts. Automaton has 10767 states and 14469 transitions. Word has length 280 [2024-11-28 04:06:34,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:34,913 INFO L471 AbstractCegarLoop]: Abstraction has 10767 states and 14469 transitions. [2024-11-28 04:06:34,913 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) [2024-11-28 04:06:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 10767 states and 14469 transitions. [2024-11-28 04:06:34,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:06:34,919 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:34,919 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:06:34,919 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2024-11-28 04:06:34,919 INFO L396 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:34,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:34,919 INFO L85 PathProgramCache]: Analyzing trace with hash 503422638, now seen corresponding path program 1 times [2024-11-28 04:06:34,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:34,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919012285] [2024-11-28 04:06:34,920 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:34,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:36,410 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:36,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:36,410 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919012285] [2024-11-28 04:06:36,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919012285] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:36,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:36,411 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:06:36,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699877863] [2024-11-28 04:06:36,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:36,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:06:36,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:36,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:06:36,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:06:36,412 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) [2024-11-28 04:06:37,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:37,098 INFO L93 Difference]: Finished difference Result 23786 states and 32025 transitions. [2024-11-28 04:06:37,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:06:37,099 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 [2024-11-28 04:06:37,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:37,112 INFO L225 Difference]: With dead ends: 23786 [2024-11-28 04:06:37,112 INFO L226 Difference]: Without dead ends: 16144 [2024-11-28 04:06:37,119 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 [2024-11-28 04:06:37,119 INFO L435 NwaCegarLoop]: 1591 mSDtfsCounter, 2384 mSDsluCounter, 9025 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:37,119 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2384 Valid, 10616 Invalid, 517 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:06:37,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16144 states. [2024-11-28 04:06:37,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16144 to 10783. [2024-11-28 04:06:37,239 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) [2024-11-28 04:06:37,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10783 states to 10783 states and 14485 transitions. [2024-11-28 04:06:37,251 INFO L78 Accepts]: Start accepts. Automaton has 10783 states and 14485 transitions. Word has length 280 [2024-11-28 04:06:37,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:37,251 INFO L471 AbstractCegarLoop]: Abstraction has 10783 states and 14485 transitions. [2024-11-28 04:06:37,251 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) [2024-11-28 04:06:37,251 INFO L276 IsEmpty]: Start isEmpty. Operand 10783 states and 14485 transitions. [2024-11-28 04:06:37,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:06:37,256 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:37,256 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] [2024-11-28 04:06:37,257 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2024-11-28 04:06:37,257 INFO L396 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:37,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:37,257 INFO L85 PathProgramCache]: Analyzing trace with hash 656349525, now seen corresponding path program 1 times [2024-11-28 04:06:37,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:37,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212107481] [2024-11-28 04:06:37,257 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:37,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:38,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:38,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212107481] [2024-11-28 04:06:38,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212107481] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:38,238 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:38,238 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:06:38,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106573947] [2024-11-28 04:06:38,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:38,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:06:38,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:38,239 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:06:38,239 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:06:38,239 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) [2024-11-28 04:06:38,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:38,990 INFO L93 Difference]: Finished difference Result 17393 states and 23685 transitions. [2024-11-28 04:06:38,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:06:38,991 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 [2024-11-28 04:06:38,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:39,000 INFO L225 Difference]: With dead ends: 17393 [2024-11-28 04:06:39,000 INFO L226 Difference]: Without dead ends: 10935 [2024-11-28 04:06:39,005 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 [2024-11-28 04:06:39,005 INFO L435 NwaCegarLoop]: 927 mSDtfsCounter, 1603 mSDsluCounter, 6330 mSDsCounter, 0 mSdLazyCounter, 546 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:39,006 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1605 Valid, 7257 Invalid, 553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 546 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:06:39,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10935 states. [2024-11-28 04:06:39,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10935 to 10897. [2024-11-28 04:06:39,142 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) [2024-11-28 04:06:39,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10897 states to 10897 states and 14637 transitions. [2024-11-28 04:06:39,155 INFO L78 Accepts]: Start accepts. Automaton has 10897 states and 14637 transitions. Word has length 280 [2024-11-28 04:06:39,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:39,155 INFO L471 AbstractCegarLoop]: Abstraction has 10897 states and 14637 transitions. [2024-11-28 04:06:39,155 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) [2024-11-28 04:06:39,155 INFO L276 IsEmpty]: Start isEmpty. Operand 10897 states and 14637 transitions. [2024-11-28 04:06:39,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:06:39,160 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:39,160 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, 1, 1] [2024-11-28 04:06:39,160 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2024-11-28 04:06:39,161 INFO L396 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:39,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:39,161 INFO L85 PathProgramCache]: Analyzing trace with hash -1626388652, now seen corresponding path program 1 times [2024-11-28 04:06:39,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:39,161 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030756053] [2024-11-28 04:06:39,161 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:39,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:40,183 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:40,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:40,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030756053] [2024-11-28 04:06:40,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030756053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:40,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:40,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:06:40,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523770026] [2024-11-28 04:06:40,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:40,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:06:40,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:40,184 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:06:40,184 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:06:40,184 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) [2024-11-28 04:06:44,315 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 [] [2024-11-28 04:06:45,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:45,112 INFO L93 Difference]: Finished difference Result 16926 states and 23001 transitions. [2024-11-28 04:06:45,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:06:45,113 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 [2024-11-28 04:06:45,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:45,125 INFO L225 Difference]: With dead ends: 16926 [2024-11-28 04:06:45,125 INFO L226 Difference]: Without dead ends: 11423 [2024-11-28 04:06:45,132 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 [2024-11-28 04:06:45,132 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 [2024-11-28 04:06:45,132 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] [2024-11-28 04:06:45,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11423 states. [2024-11-28 04:06:45,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11423 to 10947. [2024-11-28 04:06:45,242 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) [2024-11-28 04:06:45,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10947 states to 10947 states and 14689 transitions. [2024-11-28 04:06:45,254 INFO L78 Accepts]: Start accepts. Automaton has 10947 states and 14689 transitions. Word has length 280 [2024-11-28 04:06:45,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:45,254 INFO L471 AbstractCegarLoop]: Abstraction has 10947 states and 14689 transitions. [2024-11-28 04:06:45,254 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) [2024-11-28 04:06:45,254 INFO L276 IsEmpty]: Start isEmpty. Operand 10947 states and 14689 transitions. [2024-11-28 04:06:45,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:06:45,259 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:45,259 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:06:45,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2024-11-28 04:06:45,259 INFO L396 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:45,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:45,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1692101173, now seen corresponding path program 1 times [2024-11-28 04:06:45,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:45,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912357639] [2024-11-28 04:06:45,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:45,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:45,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:47,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:47,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:47,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912357639] [2024-11-28 04:06:47,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912357639] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:47,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:47,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:06:47,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739226995] [2024-11-28 04:06:47,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:47,154 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:06:47,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:47,155 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:06:47,155 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:06:47,155 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) [2024-11-28 04:06:49,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:49,822 INFO L93 Difference]: Finished difference Result 16296 states and 22189 transitions. [2024-11-28 04:06:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:06:49,823 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 [2024-11-28 04:06:49,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:49,831 INFO L225 Difference]: With dead ends: 16296 [2024-11-28 04:06:49,831 INFO L226 Difference]: Without dead ends: 11305 [2024-11-28 04:06:49,836 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 [2024-11-28 04:06:49,836 INFO L435 NwaCegarLoop]: 873 mSDtfsCounter, 1965 mSDsluCounter, 6938 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s 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, 2.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:49,836 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1967 Valid, 7811 Invalid, 979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-28 04:06:49,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11305 states. [2024-11-28 04:06:49,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11305 to 10953. [2024-11-28 04:06:49,972 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) [2024-11-28 04:06:49,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10953 states to 10953 states and 14703 transitions. [2024-11-28 04:06:49,984 INFO L78 Accepts]: Start accepts. Automaton has 10953 states and 14703 transitions. Word has length 280 [2024-11-28 04:06:49,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:49,984 INFO L471 AbstractCegarLoop]: Abstraction has 10953 states and 14703 transitions. [2024-11-28 04:06:49,984 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) [2024-11-28 04:06:49,984 INFO L276 IsEmpty]: Start isEmpty. Operand 10953 states and 14703 transitions. [2024-11-28 04:06:49,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:06:49,989 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:49,989 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] [2024-11-28 04:06:49,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2024-11-28 04:06:49,989 INFO L396 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:49,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:49,990 INFO L85 PathProgramCache]: Analyzing trace with hash 2098721666, now seen corresponding path program 1 times [2024-11-28 04:06:49,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:49,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764062505] [2024-11-28 04:06:49,990 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:49,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:51,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:51,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:51,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764062505] [2024-11-28 04:06:51,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764062505] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:51,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:51,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:06:51,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581288376] [2024-11-28 04:06:51,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:51,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:06:51,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:51,682 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:06:51,682 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:06:51,682 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) [2024-11-28 04:06:54,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:54,699 INFO L93 Difference]: Finished difference Result 16098 states and 21949 transitions. [2024-11-28 04:06:54,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:06:54,700 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 [2024-11-28 04:06:54,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:54,709 INFO L225 Difference]: With dead ends: 16098 [2024-11-28 04:06:54,709 INFO L226 Difference]: Without dead ends: 11075 [2024-11-28 04:06:54,714 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 [2024-11-28 04:06:54,714 INFO L435 NwaCegarLoop]: 873 mSDtfsCounter, 1972 mSDsluCounter, 6938 mSDsCounter, 0 mSdLazyCounter, 974 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:54,714 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1974 Valid, 7811 Invalid, 979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 974 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-28 04:06:54,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11075 states. [2024-11-28 04:06:54,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11075 to 10915. [2024-11-28 04:06:54,825 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) [2024-11-28 04:06:54,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10915 states to 10915 states and 14659 transitions. [2024-11-28 04:06:54,837 INFO L78 Accepts]: Start accepts. Automaton has 10915 states and 14659 transitions. Word has length 280 [2024-11-28 04:06:54,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:54,837 INFO L471 AbstractCegarLoop]: Abstraction has 10915 states and 14659 transitions. [2024-11-28 04:06:54,837 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) [2024-11-28 04:06:54,837 INFO L276 IsEmpty]: Start isEmpty. Operand 10915 states and 14659 transitions. [2024-11-28 04:06:54,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:06:54,842 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:54,842 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] [2024-11-28 04:06:54,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2024-11-28 04:06:54,843 INFO L396 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:54,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:54,843 INFO L85 PathProgramCache]: Analyzing trace with hash 530166049, now seen corresponding path program 1 times [2024-11-28 04:06:54,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:54,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976606588] [2024-11-28 04:06:54,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:54,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:56,329 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:56,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:56,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976606588] [2024-11-28 04:06:56,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976606588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:56,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:56,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:06:56,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105502983] [2024-11-28 04:06:56,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:56,330 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:06:56,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:56,331 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:06:56,331 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:06:56,331 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) [2024-11-28 04:06:57,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:57,653 INFO L93 Difference]: Finished difference Result 18289 states and 24895 transitions. [2024-11-28 04:06:57,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:06:57,654 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 [2024-11-28 04:06:57,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:57,665 INFO L225 Difference]: With dead ends: 18289 [2024-11-28 04:06:57,665 INFO L226 Difference]: Without dead ends: 12739 [2024-11-28 04:06:57,670 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2024-11-28 04:06:57,670 INFO L435 NwaCegarLoop]: 940 mSDtfsCounter, 1333 mSDsluCounter, 7448 mSDsCounter, 0 mSdLazyCounter, 384 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s 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, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:57,670 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1333 Valid, 8388 Invalid, 389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 384 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 04:06:57,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12739 states. [2024-11-28 04:06:57,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12739 to 11465. [2024-11-28 04:06:57,788 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) [2024-11-28 04:06:57,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11465 states to 11465 states and 15373 transitions. [2024-11-28 04:06:57,801 INFO L78 Accepts]: Start accepts. Automaton has 11465 states and 15373 transitions. Word has length 280 [2024-11-28 04:06:57,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:57,801 INFO L471 AbstractCegarLoop]: Abstraction has 11465 states and 15373 transitions. [2024-11-28 04:06:57,801 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) [2024-11-28 04:06:57,801 INFO L276 IsEmpty]: Start isEmpty. Operand 11465 states and 15373 transitions. [2024-11-28 04:06:57,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:06:57,807 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:57,807 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:06:57,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2024-11-28 04:06:57,807 INFO L396 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:57,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:57,807 INFO L85 PathProgramCache]: Analyzing trace with hash 936786542, now seen corresponding path program 1 times [2024-11-28 04:06:57,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:57,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33392613] [2024-11-28 04:06:57,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:57,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:06:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:06:58,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:06:58,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:06:58,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33392613] [2024-11-28 04:06:58,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33392613] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:06:58,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:06:58,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:06:58,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197113747] [2024-11-28 04:06:58,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:06:58,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:06:58,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:06:58,731 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:06:58,731 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:06:58,731 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) [2024-11-28 04:06:59,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:06:59,597 INFO L93 Difference]: Finished difference Result 18881 states and 25661 transitions. [2024-11-28 04:06:59,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:06:59,597 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 [2024-11-28 04:06:59,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:06:59,608 INFO L225 Difference]: With dead ends: 18881 [2024-11-28 04:06:59,608 INFO L226 Difference]: Without dead ends: 12759 [2024-11-28 04:06:59,613 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 [2024-11-28 04:06:59,614 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 1144 mSDsluCounter, 5644 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:06:59,614 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1144 Valid, 6597 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:06:59,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12759 states. [2024-11-28 04:06:59,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12759 to 11495. [2024-11-28 04:06:59,728 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) [2024-11-28 04:06:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11495 states to 11495 states and 15411 transitions. [2024-11-28 04:06:59,740 INFO L78 Accepts]: Start accepts. Automaton has 11495 states and 15411 transitions. Word has length 280 [2024-11-28 04:06:59,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:06:59,740 INFO L471 AbstractCegarLoop]: Abstraction has 11495 states and 15411 transitions. [2024-11-28 04:06:59,740 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) [2024-11-28 04:06:59,740 INFO L276 IsEmpty]: Start isEmpty. Operand 11495 states and 15411 transitions. [2024-11-28 04:06:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:06:59,745 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:06:59,745 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] [2024-11-28 04:06:59,745 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2024-11-28 04:06:59,745 INFO L396 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:06:59,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:06:59,745 INFO L85 PathProgramCache]: Analyzing trace with hash -1400392151, now seen corresponding path program 1 times [2024-11-28 04:06:59,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:06:59,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012166029] [2024-11-28 04:06:59,746 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:06:59,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:02,222 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:02,222 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:02,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012166029] [2024-11-28 04:07:02,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012166029] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:02,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:02,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-28 04:07:02,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663942705] [2024-11-28 04:07:02,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:02,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-28 04:07:02,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:02,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-28 04:07:02,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2024-11-28 04:07:02,224 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) [2024-11-28 04:07:05,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:05,385 INFO L93 Difference]: Finished difference Result 19035 states and 25771 transitions. [2024-11-28 04:07:05,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 04:07:05,385 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 [2024-11-28 04:07:05,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:05,395 INFO L225 Difference]: With dead ends: 19035 [2024-11-28 04:07:05,396 INFO L226 Difference]: Without dead ends: 12281 [2024-11-28 04:07:05,401 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 [2024-11-28 04:07:05,401 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 [2024-11-28 04:07:05,402 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] [2024-11-28 04:07:05,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12281 states. [2024-11-28 04:07:05,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12281 to 11535. [2024-11-28 04:07:05,518 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) [2024-11-28 04:07:05,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11535 states to 11535 states and 15451 transitions. [2024-11-28 04:07:05,531 INFO L78 Accepts]: Start accepts. Automaton has 11535 states and 15451 transitions. Word has length 280 [2024-11-28 04:07:05,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:05,532 INFO L471 AbstractCegarLoop]: Abstraction has 11535 states and 15451 transitions. [2024-11-28 04:07:05,532 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) [2024-11-28 04:07:05,532 INFO L276 IsEmpty]: Start isEmpty. Operand 11535 states and 15451 transitions. [2024-11-28 04:07:05,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:07:05,537 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:05,537 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] [2024-11-28 04:07:05,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2024-11-28 04:07:05,537 INFO L396 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:05,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:05,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1773722505, now seen corresponding path program 1 times [2024-11-28 04:07:05,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:05,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781369863] [2024-11-28 04:07:05,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:05,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:06,824 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:06,824 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:06,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781369863] [2024-11-28 04:07:06,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781369863] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:06,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:06,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:07:06,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027236204] [2024-11-28 04:07:06,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:06,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:07:06,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:06,826 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:07:06,826 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:07:06,826 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) [2024-11-28 04:07:08,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:08,258 INFO L93 Difference]: Finished difference Result 18729 states and 25413 transitions. [2024-11-28 04:07:08,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:07:08,259 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 [2024-11-28 04:07:08,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:08,274 INFO L225 Difference]: With dead ends: 18729 [2024-11-28 04:07:08,274 INFO L226 Difference]: Without dead ends: 12415 [2024-11-28 04:07:08,281 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 [2024-11-28 04:07:08,281 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 [2024-11-28 04:07:08,282 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] [2024-11-28 04:07:08,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12415 states. [2024-11-28 04:07:08,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12415 to 11499. [2024-11-28 04:07:08,392 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) [2024-11-28 04:07:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11499 states to 11499 states and 15395 transitions. [2024-11-28 04:07:08,404 INFO L78 Accepts]: Start accepts. Automaton has 11499 states and 15395 transitions. Word has length 280 [2024-11-28 04:07:08,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:08,404 INFO L471 AbstractCegarLoop]: Abstraction has 11499 states and 15395 transitions. [2024-11-28 04:07:08,404 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) [2024-11-28 04:07:08,404 INFO L276 IsEmpty]: Start isEmpty. Operand 11499 states and 15395 transitions. [2024-11-28 04:07:08,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:07:08,409 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:08,409 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] [2024-11-28 04:07:08,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2024-11-28 04:07:08,409 INFO L396 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:08,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:08,410 INFO L85 PathProgramCache]: Analyzing trace with hash 2019317896, now seen corresponding path program 1 times [2024-11-28 04:07:08,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:08,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882011118] [2024-11-28 04:07:08,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:08,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:09,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:09,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:09,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882011118] [2024-11-28 04:07:09,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882011118] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:09,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:09,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:07:09,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120109667] [2024-11-28 04:07:09,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:09,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:07:09,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:09,766 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:07:09,766 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:07:09,766 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) [2024-11-28 04:07:11,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:11,300 INFO L93 Difference]: Finished difference Result 18869 states and 25575 transitions. [2024-11-28 04:07:11,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:07:11,301 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 [2024-11-28 04:07:11,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:11,312 INFO L225 Difference]: With dead ends: 18869 [2024-11-28 04:07:11,312 INFO L226 Difference]: Without dead ends: 12491 [2024-11-28 04:07:11,318 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:07:11,318 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, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:11,318 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [993 Valid, 8959 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 636 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 04:07:11,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12491 states. [2024-11-28 04:07:11,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12491 to 11575. [2024-11-28 04:07:11,459 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) [2024-11-28 04:07:11,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11575 states to 11575 states and 15475 transitions. [2024-11-28 04:07:11,471 INFO L78 Accepts]: Start accepts. Automaton has 11575 states and 15475 transitions. Word has length 280 [2024-11-28 04:07:11,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:11,472 INFO L471 AbstractCegarLoop]: Abstraction has 11575 states and 15475 transitions. [2024-11-28 04:07:11,472 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) [2024-11-28 04:07:11,472 INFO L276 IsEmpty]: Start isEmpty. Operand 11575 states and 15475 transitions. [2024-11-28 04:07:11,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2024-11-28 04:07:11,477 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:11,478 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] [2024-11-28 04:07:11,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2024-11-28 04:07:11,478 INFO L396 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:11,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:11,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1767672037, now seen corresponding path program 1 times [2024-11-28 04:07:11,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:11,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202172989] [2024-11-28 04:07:11,478 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:11,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:13,030 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:13,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:13,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202172989] [2024-11-28 04:07:13,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202172989] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:13,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:13,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:07:13,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466413586] [2024-11-28 04:07:13,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:13,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:07:13,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:13,032 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:07:13,032 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:07:13,032 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) [2024-11-28 04:07:14,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:14,637 INFO L93 Difference]: Finished difference Result 17794 states and 23750 transitions. [2024-11-28 04:07:14,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:07:14,638 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 [2024-11-28 04:07:14,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:14,644 INFO L225 Difference]: With dead ends: 17794 [2024-11-28 04:07:14,644 INFO L226 Difference]: Without dead ends: 7341 [2024-11-28 04:07:14,650 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 [2024-11-28 04:07:14,650 INFO L435 NwaCegarLoop]: 890 mSDtfsCounter, 2398 mSDsluCounter, 5618 mSDsCounter, 0 mSdLazyCounter, 795 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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 [2024-11-28 04:07:14,650 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] [2024-11-28 04:07:14,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7341 states. [2024-11-28 04:07:14,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7341 to 7341. [2024-11-28 04:07:14,720 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) [2024-11-28 04:07:14,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7341 states to 7341 states and 9753 transitions. [2024-11-28 04:07:14,728 INFO L78 Accepts]: Start accepts. Automaton has 7341 states and 9753 transitions. Word has length 280 [2024-11-28 04:07:14,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:14,728 INFO L471 AbstractCegarLoop]: Abstraction has 7341 states and 9753 transitions. [2024-11-28 04:07:14,728 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) [2024-11-28 04:07:14,728 INFO L276 IsEmpty]: Start isEmpty. Operand 7341 states and 9753 transitions. [2024-11-28 04:07:14,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-28 04:07:14,731 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:14,732 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] [2024-11-28 04:07:14,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2024-11-28 04:07:14,732 INFO L396 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:14,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:14,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1918364423, now seen corresponding path program 1 times [2024-11-28 04:07:14,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:14,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374217902] [2024-11-28 04:07:14,732 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:14,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:16,078 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:16,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:16,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374217902] [2024-11-28 04:07:16,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374217902] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:16,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:16,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:07:16,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172862187] [2024-11-28 04:07:16,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:16,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:07:16,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:16,080 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:07:16,080 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:07:16,080 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) [2024-11-28 04:07:17,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:17,681 INFO L93 Difference]: Finished difference Result 17639 states and 23969 transitions. [2024-11-28 04:07:17,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-28 04:07:17,682 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 [2024-11-28 04:07:17,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:17,693 INFO L225 Difference]: With dead ends: 17639 [2024-11-28 04:07:17,694 INFO L226 Difference]: Without dead ends: 14569 [2024-11-28 04:07:17,699 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=141, Invalid=459, Unknown=0, NotChecked=0, Total=600 [2024-11-28 04:07:17,699 INFO L435 NwaCegarLoop]: 1253 mSDtfsCounter, 3933 mSDsluCounter, 9994 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:17,699 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3935 Valid, 11247 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 599 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 04:07:17,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14569 states. [2024-11-28 04:07:17,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14569 to 10689. [2024-11-28 04:07:17,825 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) [2024-11-28 04:07:17,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10689 states to 10689 states and 14345 transitions. [2024-11-28 04:07:17,837 INFO L78 Accepts]: Start accepts. Automaton has 10689 states and 14345 transitions. Word has length 281 [2024-11-28 04:07:17,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:17,837 INFO L471 AbstractCegarLoop]: Abstraction has 10689 states and 14345 transitions. [2024-11-28 04:07:17,837 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) [2024-11-28 04:07:17,837 INFO L276 IsEmpty]: Start isEmpty. Operand 10689 states and 14345 transitions. [2024-11-28 04:07:17,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-28 04:07:17,841 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:17,841 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] [2024-11-28 04:07:17,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2024-11-28 04:07:17,842 INFO L396 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:17,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:17,842 INFO L85 PathProgramCache]: Analyzing trace with hash -828153168, now seen corresponding path program 1 times [2024-11-28 04:07:17,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:17,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849433003] [2024-11-28 04:07:17,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:17,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:18,728 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:18,728 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:18,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849433003] [2024-11-28 04:07:18,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849433003] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:18,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:18,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:07:18,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113053971] [2024-11-28 04:07:18,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:18,729 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:07:18,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:18,729 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:07:18,729 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:07:18,729 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) [2024-11-28 04:07:19,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:19,299 INFO L93 Difference]: Finished difference Result 16825 states and 22945 transitions. [2024-11-28 04:07:19,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:07:19,299 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 [2024-11-28 04:07:19,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:19,309 INFO L225 Difference]: With dead ends: 16825 [2024-11-28 04:07:19,309 INFO L226 Difference]: Without dead ends: 10994 [2024-11-28 04:07:19,314 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 [2024-11-28 04:07:19,314 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 [2024-11-28 04:07:19,314 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] [2024-11-28 04:07:19,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10994 states. [2024-11-28 04:07:19,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10994 to 10970. [2024-11-28 04:07:19,428 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) [2024-11-28 04:07:19,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10970 states to 10970 states and 14678 transitions. [2024-11-28 04:07:19,440 INFO L78 Accepts]: Start accepts. Automaton has 10970 states and 14678 transitions. Word has length 281 [2024-11-28 04:07:19,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:19,440 INFO L471 AbstractCegarLoop]: Abstraction has 10970 states and 14678 transitions. [2024-11-28 04:07:19,440 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) [2024-11-28 04:07:19,440 INFO L276 IsEmpty]: Start isEmpty. Operand 10970 states and 14678 transitions. [2024-11-28 04:07:19,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-28 04:07:19,445 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:19,445 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] [2024-11-28 04:07:19,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2024-11-28 04:07:19,445 INFO L396 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:19,445 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:19,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1332693521, now seen corresponding path program 1 times [2024-11-28 04:07:19,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:19,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603910987] [2024-11-28 04:07:19,446 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:19,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:20,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:20,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:20,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603910987] [2024-11-28 04:07:20,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603910987] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:20,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:20,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:07:20,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600583807] [2024-11-28 04:07:20,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:20,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:07:20,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:20,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:07:20,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:07:20,810 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) [2024-11-28 04:07:21,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:21,797 INFO L93 Difference]: Finished difference Result 16982 states and 23128 transitions. [2024-11-28 04:07:21,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:07:21,798 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 [2024-11-28 04:07:21,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:21,807 INFO L225 Difference]: With dead ends: 16982 [2024-11-28 04:07:21,807 INFO L226 Difference]: Without dead ends: 10977 [2024-11-28 04:07:21,813 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2024-11-28 04:07:21,813 INFO L435 NwaCegarLoop]: 939 mSDtfsCounter, 1723 mSDsluCounter, 6552 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1725 SdHoareTripleChecker+Valid, 7491 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:21,813 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1725 Valid, 7491 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:07:21,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10977 states. [2024-11-28 04:07:21,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10977 to 10652. [2024-11-28 04:07:21,988 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) [2024-11-28 04:07:21,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10652 states to 10652 states and 14289 transitions. [2024-11-28 04:07:22,000 INFO L78 Accepts]: Start accepts. Automaton has 10652 states and 14289 transitions. Word has length 281 [2024-11-28 04:07:22,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:22,000 INFO L471 AbstractCegarLoop]: Abstraction has 10652 states and 14289 transitions. [2024-11-28 04:07:22,000 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) [2024-11-28 04:07:22,000 INFO L276 IsEmpty]: Start isEmpty. Operand 10652 states and 14289 transitions. [2024-11-28 04:07:22,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-28 04:07:22,004 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:22,005 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] [2024-11-28 04:07:22,005 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2024-11-28 04:07:22,005 INFO L396 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:22,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:22,005 INFO L85 PathProgramCache]: Analyzing trace with hash -382014258, now seen corresponding path program 1 times [2024-11-28 04:07:22,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:22,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054413232] [2024-11-28 04:07:22,006 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:22,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:23,683 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:23,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:23,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054413232] [2024-11-28 04:07:23,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054413232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:23,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:23,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:07:23,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791773652] [2024-11-28 04:07:23,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:23,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:07:23,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:23,685 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:07:23,685 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:07:23,685 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) [2024-11-28 04:07:24,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:24,729 INFO L93 Difference]: Finished difference Result 21468 states and 29049 transitions. [2024-11-28 04:07:24,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:07:24,729 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 [2024-11-28 04:07:24,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:24,741 INFO L225 Difference]: With dead ends: 21468 [2024-11-28 04:07:24,741 INFO L226 Difference]: Without dead ends: 13968 [2024-11-28 04:07:24,747 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2024-11-28 04:07:24,747 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, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:24,748 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1769 Valid, 8537 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 408 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:07:24,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13968 states. [2024-11-28 04:07:24,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13968 to 10657. [2024-11-28 04:07:24,872 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) [2024-11-28 04:07:24,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10657 states to 10657 states and 14292 transitions. [2024-11-28 04:07:24,884 INFO L78 Accepts]: Start accepts. Automaton has 10657 states and 14292 transitions. Word has length 281 [2024-11-28 04:07:24,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:24,884 INFO L471 AbstractCegarLoop]: Abstraction has 10657 states and 14292 transitions. [2024-11-28 04:07:24,884 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) [2024-11-28 04:07:24,885 INFO L276 IsEmpty]: Start isEmpty. Operand 10657 states and 14292 transitions. [2024-11-28 04:07:24,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-28 04:07:24,891 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:24,891 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] [2024-11-28 04:07:24,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2024-11-28 04:07:24,891 INFO L396 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:24,891 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:24,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1923800012, now seen corresponding path program 1 times [2024-11-28 04:07:24,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:24,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040038443] [2024-11-28 04:07:24,892 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:24,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:26,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:26,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:26,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040038443] [2024-11-28 04:07:26,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040038443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:26,513 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:26,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:07:26,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949768662] [2024-11-28 04:07:26,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:26,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:07:26,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:26,514 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:07:26,514 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:07:26,514 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) [2024-11-28 04:07:27,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:27,477 INFO L93 Difference]: Finished difference Result 16913 states and 23046 transitions. [2024-11-28 04:07:27,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:07:27,477 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 [2024-11-28 04:07:27,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:27,486 INFO L225 Difference]: With dead ends: 16913 [2024-11-28 04:07:27,486 INFO L226 Difference]: Without dead ends: 10657 [2024-11-28 04:07:27,491 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=58, Invalid=284, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:07:27,491 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, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:27,492 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1140 Valid, 9453 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:07:27,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10657 states. [2024-11-28 04:07:27,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10657 to 10657. [2024-11-28 04:07:27,661 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) [2024-11-28 04:07:27,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10657 states to 10657 states and 14289 transitions. [2024-11-28 04:07:27,672 INFO L78 Accepts]: Start accepts. Automaton has 10657 states and 14289 transitions. Word has length 282 [2024-11-28 04:07:27,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:27,673 INFO L471 AbstractCegarLoop]: Abstraction has 10657 states and 14289 transitions. [2024-11-28 04:07:27,673 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) [2024-11-28 04:07:27,673 INFO L276 IsEmpty]: Start isEmpty. Operand 10657 states and 14289 transitions. [2024-11-28 04:07:27,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-28 04:07:27,677 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:27,677 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] [2024-11-28 04:07:27,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2024-11-28 04:07:27,677 INFO L396 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:27,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:27,678 INFO L85 PathProgramCache]: Analyzing trace with hash -1781051297, now seen corresponding path program 1 times [2024-11-28 04:07:27,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:27,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040094063] [2024-11-28 04:07:27,678 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:27,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:28,965 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:28,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:28,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040094063] [2024-11-28 04:07:28,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040094063] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:28,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:28,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:07:28,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2080742066] [2024-11-28 04:07:28,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:28,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:07:28,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:28,966 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:07:28,966 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:07:28,966 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) [2024-11-28 04:07:30,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:30,750 INFO L93 Difference]: Finished difference Result 16933 states and 23054 transitions. [2024-11-28 04:07:30,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:07:30,751 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 [2024-11-28 04:07:30,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:30,760 INFO L225 Difference]: With dead ends: 16933 [2024-11-28 04:07:30,760 INFO L226 Difference]: Without dead ends: 10684 [2024-11-28 04:07:30,765 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 [2024-11-28 04:07:30,765 INFO L435 NwaCegarLoop]: 877 mSDtfsCounter, 1664 mSDsluCounter, 6940 mSDsCounter, 0 mSdLazyCounter, 914 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:30,765 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1666 Valid, 7817 Invalid, 919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 914 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-28 04:07:30,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10684 states. [2024-11-28 04:07:30,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10684 to 10665. [2024-11-28 04:07:30,876 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) [2024-11-28 04:07:30,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10665 states to 10665 states and 14297 transitions. [2024-11-28 04:07:30,887 INFO L78 Accepts]: Start accepts. Automaton has 10665 states and 14297 transitions. Word has length 282 [2024-11-28 04:07:30,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:30,888 INFO L471 AbstractCegarLoop]: Abstraction has 10665 states and 14297 transitions. [2024-11-28 04:07:30,888 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) [2024-11-28 04:07:30,888 INFO L276 IsEmpty]: Start isEmpty. Operand 10665 states and 14297 transitions. [2024-11-28 04:07:30,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-28 04:07:30,892 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:30,892 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] [2024-11-28 04:07:30,892 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2024-11-28 04:07:30,892 INFO L396 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:30,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:30,893 INFO L85 PathProgramCache]: Analyzing trace with hash -2094415993, now seen corresponding path program 1 times [2024-11-28 04:07:30,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:30,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137164586] [2024-11-28 04:07:30,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:30,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:32,551 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:32,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:32,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137164586] [2024-11-28 04:07:32,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137164586] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:32,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:32,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:07:32,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857029542] [2024-11-28 04:07:32,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:32,552 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:07:32,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:32,553 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:07:32,553 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:07:32,553 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) [2024-11-28 04:07:33,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:33,541 INFO L93 Difference]: Finished difference Result 20345 states and 27589 transitions. [2024-11-28 04:07:33,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:07:33,542 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 [2024-11-28 04:07:33,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:33,553 INFO L225 Difference]: With dead ends: 20345 [2024-11-28 04:07:33,553 INFO L226 Difference]: Without dead ends: 13967 [2024-11-28 04:07:33,559 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 [2024-11-28 04:07:33,559 INFO L435 NwaCegarLoop]: 954 mSDtfsCounter, 2409 mSDsluCounter, 6635 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:33,559 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2411 Valid, 7589 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:07:33,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13967 states. [2024-11-28 04:07:33,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13967 to 10653. [2024-11-28 04:07:33,684 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) [2024-11-28 04:07:33,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10653 states to 10653 states and 14281 transitions. [2024-11-28 04:07:33,696 INFO L78 Accepts]: Start accepts. Automaton has 10653 states and 14281 transitions. Word has length 283 [2024-11-28 04:07:33,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:33,696 INFO L471 AbstractCegarLoop]: Abstraction has 10653 states and 14281 transitions. [2024-11-28 04:07:33,696 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) [2024-11-28 04:07:33,696 INFO L276 IsEmpty]: Start isEmpty. Operand 10653 states and 14281 transitions. [2024-11-28 04:07:33,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-28 04:07:33,700 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:33,700 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] [2024-11-28 04:07:33,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2024-11-28 04:07:33,700 INFO L396 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:33,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:33,701 INFO L85 PathProgramCache]: Analyzing trace with hash -1684409664, now seen corresponding path program 1 times [2024-11-28 04:07:33,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:33,701 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736242070] [2024-11-28 04:07:33,701 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:33,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:34,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:35,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:35,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736242070] [2024-11-28 04:07:35,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736242070] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:35,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:35,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:07:35,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540908737] [2024-11-28 04:07:35,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:35,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:07:35,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:35,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:07:35,034 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:07:35,035 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) [2024-11-28 04:07:36,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:36,032 INFO L93 Difference]: Finished difference Result 16982 states and 23112 transitions. [2024-11-28 04:07:36,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:07:36,033 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 [2024-11-28 04:07:36,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:36,042 INFO L225 Difference]: With dead ends: 16982 [2024-11-28 04:07:36,042 INFO L226 Difference]: Without dead ends: 11044 [2024-11-28 04:07:36,047 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:07:36,047 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, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:36,047 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1861 Valid, 8598 Invalid, 375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 374 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:07:36,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11044 states. [2024-11-28 04:07:36,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11044 to 10932. [2024-11-28 04:07:36,183 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) [2024-11-28 04:07:36,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10932 states to 10932 states and 14619 transitions. [2024-11-28 04:07:36,195 INFO L78 Accepts]: Start accepts. Automaton has 10932 states and 14619 transitions. Word has length 283 [2024-11-28 04:07:36,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:36,196 INFO L471 AbstractCegarLoop]: Abstraction has 10932 states and 14619 transitions. [2024-11-28 04:07:36,196 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) [2024-11-28 04:07:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 10932 states and 14619 transitions. [2024-11-28 04:07:36,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-28 04:07:36,203 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:36,203 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] [2024-11-28 04:07:36,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2024-11-28 04:07:36,203 INFO L396 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:36,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:36,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1228669432, now seen corresponding path program 1 times [2024-11-28 04:07:36,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:36,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47062335] [2024-11-28 04:07:36,204 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:36,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:36,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:36,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:36,684 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:36,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47062335] [2024-11-28 04:07:36,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47062335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:36,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:36,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:07:36,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [970468597] [2024-11-28 04:07:36,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:36,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:07:36,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:36,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:07:36,686 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:07:36,686 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) [2024-11-28 04:07:36,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:36,828 INFO L93 Difference]: Finished difference Result 19696 states and 26417 transitions. [2024-11-28 04:07:36,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:07:36,828 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 [2024-11-28 04:07:36,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:36,838 INFO L225 Difference]: With dead ends: 19696 [2024-11-28 04:07:36,838 INFO L226 Difference]: Without dead ends: 10952 [2024-11-28 04:07:36,844 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 [2024-11-28 04:07:36,844 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 [2024-11-28 04:07:36,844 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] [2024-11-28 04:07:36,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10952 states. [2024-11-28 04:07:36,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10952 to 10942. [2024-11-28 04:07:36,966 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) [2024-11-28 04:07:36,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10942 states to 10942 states and 14629 transitions. [2024-11-28 04:07:36,978 INFO L78 Accepts]: Start accepts. Automaton has 10942 states and 14629 transitions. Word has length 283 [2024-11-28 04:07:36,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:36,978 INFO L471 AbstractCegarLoop]: Abstraction has 10942 states and 14629 transitions. [2024-11-28 04:07:36,978 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) [2024-11-28 04:07:36,978 INFO L276 IsEmpty]: Start isEmpty. Operand 10942 states and 14629 transitions. [2024-11-28 04:07:36,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-28 04:07:36,983 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:36,983 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] [2024-11-28 04:07:36,983 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2024-11-28 04:07:36,983 INFO L396 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:36,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:36,983 INFO L85 PathProgramCache]: Analyzing trace with hash -1067289692, now seen corresponding path program 1 times [2024-11-28 04:07:36,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:36,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125550374] [2024-11-28 04:07:36,984 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:36,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:38,629 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:38,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:38,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125550374] [2024-11-28 04:07:38,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125550374] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:38,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:38,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 04:07:38,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818830819] [2024-11-28 04:07:38,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:38,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 04:07:38,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:38,631 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 04:07:38,631 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:07:38,631 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) [2024-11-28 04:07:42,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:42,300 INFO L93 Difference]: Finished difference Result 24278 states and 32959 transitions. [2024-11-28 04:07:42,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 04:07:42,301 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 [2024-11-28 04:07:42,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:42,322 INFO L225 Difference]: With dead ends: 24278 [2024-11-28 04:07:42,323 INFO L226 Difference]: Without dead ends: 17587 [2024-11-28 04:07:42,333 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=189, Invalid=741, Unknown=0, NotChecked=0, Total=930 [2024-11-28 04:07:42,333 INFO L435 NwaCegarLoop]: 1713 mSDtfsCounter, 2630 mSDsluCounter, 15009 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:42,333 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2630 Valid, 16722 Invalid, 1658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-28 04:07:42,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17587 states. [2024-11-28 04:07:42,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17587 to 17369. [2024-11-28 04:07:42,561 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) [2024-11-28 04:07:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17369 states to 17369 states and 23399 transitions. [2024-11-28 04:07:42,579 INFO L78 Accepts]: Start accepts. Automaton has 17369 states and 23399 transitions. Word has length 283 [2024-11-28 04:07:42,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:42,579 INFO L471 AbstractCegarLoop]: Abstraction has 17369 states and 23399 transitions. [2024-11-28 04:07:42,579 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) [2024-11-28 04:07:42,579 INFO L276 IsEmpty]: Start isEmpty. Operand 17369 states and 23399 transitions. [2024-11-28 04:07:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-28 04:07:42,585 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:42,585 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] [2024-11-28 04:07:42,586 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2024-11-28 04:07:42,586 INFO L396 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:42,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:42,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1247195642, now seen corresponding path program 1 times [2024-11-28 04:07:42,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:42,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772207659] [2024-11-28 04:07:42,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:42,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:43,436 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:43,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:43,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772207659] [2024-11-28 04:07:43,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772207659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:43,436 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:43,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 04:07:43,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048305756] [2024-11-28 04:07:43,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:43,437 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:07:43,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:43,437 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:07:43,437 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:07:43,438 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) [2024-11-28 04:07:44,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:44,269 INFO L93 Difference]: Finished difference Result 30192 states and 41179 transitions. [2024-11-28 04:07:44,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:07:44,269 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 [2024-11-28 04:07:44,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:44,285 INFO L225 Difference]: With dead ends: 30192 [2024-11-28 04:07:44,285 INFO L226 Difference]: Without dead ends: 19369 [2024-11-28 04:07:44,294 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 [2024-11-28 04:07:44,294 INFO L435 NwaCegarLoop]: 952 mSDtfsCounter, 1128 mSDsluCounter, 5638 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:44,294 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1128 Valid, 6590 Invalid, 230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:07:44,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19369 states. [2024-11-28 04:07:44,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19369 to 17416. [2024-11-28 04:07:44,560 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) [2024-11-28 04:07:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17416 states to 17416 states and 23484 transitions. [2024-11-28 04:07:44,576 INFO L78 Accepts]: Start accepts. Automaton has 17416 states and 23484 transitions. Word has length 283 [2024-11-28 04:07:44,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:44,576 INFO L471 AbstractCegarLoop]: Abstraction has 17416 states and 23484 transitions. [2024-11-28 04:07:44,576 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) [2024-11-28 04:07:44,576 INFO L276 IsEmpty]: Start isEmpty. Operand 17416 states and 23484 transitions. [2024-11-28 04:07:44,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-28 04:07:44,581 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:44,581 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] [2024-11-28 04:07:44,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2024-11-28 04:07:44,581 INFO L396 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:44,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:44,582 INFO L85 PathProgramCache]: Analyzing trace with hash 179950851, now seen corresponding path program 1 times [2024-11-28 04:07:44,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:44,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306379522] [2024-11-28 04:07:44,582 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:44,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:45,461 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:45,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:45,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306379522] [2024-11-28 04:07:45,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306379522] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:45,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:45,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:07:45,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654211185] [2024-11-28 04:07:45,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:45,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:07:45,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:45,462 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:07:45,462 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:07:45,463 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) [2024-11-28 04:07:46,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:46,561 INFO L93 Difference]: Finished difference Result 30812 states and 42034 transitions. [2024-11-28 04:07:46,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:07:46,562 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 [2024-11-28 04:07:46,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:46,578 INFO L225 Difference]: With dead ends: 30812 [2024-11-28 04:07:46,578 INFO L226 Difference]: Without dead ends: 19094 [2024-11-28 04:07:46,587 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:07:46,587 INFO L435 NwaCegarLoop]: 939 mSDtfsCounter, 1111 mSDsluCounter, 4678 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1111 SdHoareTripleChecker+Valid, 5617 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:46,587 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1111 Valid, 5617 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 04:07:46,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19094 states. [2024-11-28 04:07:46,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19094 to 17644. [2024-11-28 04:07:46,771 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) [2024-11-28 04:07:46,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17644 states to 17644 states and 23792 transitions. [2024-11-28 04:07:46,790 INFO L78 Accepts]: Start accepts. Automaton has 17644 states and 23792 transitions. Word has length 283 [2024-11-28 04:07:46,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:46,790 INFO L471 AbstractCegarLoop]: Abstraction has 17644 states and 23792 transitions. [2024-11-28 04:07:46,790 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) [2024-11-28 04:07:46,790 INFO L276 IsEmpty]: Start isEmpty. Operand 17644 states and 23792 transitions. [2024-11-28 04:07:46,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2024-11-28 04:07:46,796 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:46,796 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] [2024-11-28 04:07:46,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2024-11-28 04:07:46,796 INFO L396 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:46,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:46,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1502990105, now seen corresponding path program 1 times [2024-11-28 04:07:46,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:46,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345618968] [2024-11-28 04:07:46,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:46,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:48,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:48,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:48,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345618968] [2024-11-28 04:07:48,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345618968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:48,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:48,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:07:48,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1110705919] [2024-11-28 04:07:48,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:48,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:07:48,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:48,815 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:07:48,815 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:07:48,815 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) [2024-11-28 04:07:51,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:51,345 INFO L93 Difference]: Finished difference Result 31968 states and 43327 transitions. [2024-11-28 04:07:51,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:07:51,345 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 [2024-11-28 04:07:51,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:51,360 INFO L225 Difference]: With dead ends: 31968 [2024-11-28 04:07:51,360 INFO L226 Difference]: Without dead ends: 17602 [2024-11-28 04:07:51,370 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2024-11-28 04:07:51,370 INFO L435 NwaCegarLoop]: 893 mSDtfsCounter, 2488 mSDsluCounter, 6483 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s 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, 1.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:51,370 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2488 Valid, 7376 Invalid, 782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-28 04:07:51,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17602 states. [2024-11-28 04:07:51,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17602 to 17602. [2024-11-28 04:07:51,585 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) [2024-11-28 04:07:51,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17602 states to 17602 states and 23736 transitions. [2024-11-28 04:07:51,604 INFO L78 Accepts]: Start accepts. Automaton has 17602 states and 23736 transitions. Word has length 283 [2024-11-28 04:07:51,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:51,604 INFO L471 AbstractCegarLoop]: Abstraction has 17602 states and 23736 transitions. [2024-11-28 04:07:51,604 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) [2024-11-28 04:07:51,604 INFO L276 IsEmpty]: Start isEmpty. Operand 17602 states and 23736 transitions. [2024-11-28 04:07:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:07:51,610 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:51,610 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] [2024-11-28 04:07:51,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2024-11-28 04:07:51,610 INFO L396 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:51,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:51,610 INFO L85 PathProgramCache]: Analyzing trace with hash -79980253, now seen corresponding path program 1 times [2024-11-28 04:07:51,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:51,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516792588] [2024-11-28 04:07:51,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:51,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:53,159 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:53,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:53,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516792588] [2024-11-28 04:07:53,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516792588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:53,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:53,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:07:53,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132522942] [2024-11-28 04:07:53,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:53,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:07:53,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:53,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:07:53,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:07:53,161 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) [2024-11-28 04:07:54,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:54,059 INFO L93 Difference]: Finished difference Result 26631 states and 36163 transitions. [2024-11-28 04:07:54,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:07:54,060 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 [2024-11-28 04:07:54,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:54,076 INFO L225 Difference]: With dead ends: 26631 [2024-11-28 04:07:54,077 INFO L226 Difference]: Without dead ends: 21052 [2024-11-28 04:07:54,084 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 [2024-11-28 04:07:54,084 INFO L435 NwaCegarLoop]: 957 mSDtfsCounter, 2408 mSDsluCounter, 6647 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s 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, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:54,084 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2410 Valid, 7604 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:07:54,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21052 states. [2024-11-28 04:07:54,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21052 to 17626. [2024-11-28 04:07:54,323 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) [2024-11-28 04:07:54,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17626 states to 17626 states and 23762 transitions. [2024-11-28 04:07:54,350 INFO L78 Accepts]: Start accepts. Automaton has 17626 states and 23762 transitions. Word has length 284 [2024-11-28 04:07:54,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:54,350 INFO L471 AbstractCegarLoop]: Abstraction has 17626 states and 23762 transitions. [2024-11-28 04:07:54,350 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) [2024-11-28 04:07:54,351 INFO L276 IsEmpty]: Start isEmpty. Operand 17626 states and 23762 transitions. [2024-11-28 04:07:54,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:07:54,358 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:54,359 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] [2024-11-28 04:07:54,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2024-11-28 04:07:54,359 INFO L396 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:54,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:54,359 INFO L85 PathProgramCache]: Analyzing trace with hash -970097555, now seen corresponding path program 1 times [2024-11-28 04:07:54,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:54,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89752844] [2024-11-28 04:07:54,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:54,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:55,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:55,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:55,720 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89752844] [2024-11-28 04:07:55,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89752844] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:55,721 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:55,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:07:55,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552890477] [2024-11-28 04:07:55,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:55,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:07:55,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:55,722 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:07:55,722 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:07:55,722 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) [2024-11-28 04:07:56,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:56,683 INFO L93 Difference]: Finished difference Result 28094 states and 38414 transitions. [2024-11-28 04:07:56,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:07:56,683 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 [2024-11-28 04:07:56,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:56,697 INFO L225 Difference]: With dead ends: 28094 [2024-11-28 04:07:56,697 INFO L226 Difference]: Without dead ends: 17642 [2024-11-28 04:07:56,706 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=68, Invalid=274, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:07:56,706 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:07:56,706 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1474 Valid, 8446 Invalid, 356 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:07:56,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17642 states. [2024-11-28 04:07:56,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17642 to 17620. [2024-11-28 04:07:56,938 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) [2024-11-28 04:07:56,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17620 states to 17620 states and 23754 transitions. [2024-11-28 04:07:56,967 INFO L78 Accepts]: Start accepts. Automaton has 17620 states and 23754 transitions. Word has length 284 [2024-11-28 04:07:56,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:56,967 INFO L471 AbstractCegarLoop]: Abstraction has 17620 states and 23754 transitions. [2024-11-28 04:07:56,968 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) [2024-11-28 04:07:56,968 INFO L276 IsEmpty]: Start isEmpty. Operand 17620 states and 23754 transitions. [2024-11-28 04:07:56,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:07:56,976 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:56,976 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, 1, 1, 1, 1, 1, 1] [2024-11-28 04:07:56,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2024-11-28 04:07:56,977 INFO L396 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:56,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:56,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1376799196, now seen corresponding path program 1 times [2024-11-28 04:07:56,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:56,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794973204] [2024-11-28 04:07:56,978 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:56,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:07:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:07:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:07:58,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:07:58,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794973204] [2024-11-28 04:07:58,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794973204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:07:58,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:07:58,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:07:58,582 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783216082] [2024-11-28 04:07:58,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:07:58,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:07:58,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:07:58,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:07:58,583 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:07:58,583 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) [2024-11-28 04:07:59,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:07:59,468 INFO L93 Difference]: Finished difference Result 28332 states and 38778 transitions. [2024-11-28 04:07:59,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:07:59,468 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 [2024-11-28 04:07:59,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:07:59,483 INFO L225 Difference]: With dead ends: 28332 [2024-11-28 04:07:59,483 INFO L226 Difference]: Without dead ends: 17486 [2024-11-28 04:07:59,492 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:07:59,492 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 [2024-11-28 04:07:59,492 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] [2024-11-28 04:07:59,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17486 states. [2024-11-28 04:07:59,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17486 to 17463. [2024-11-28 04:07:59,778 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) [2024-11-28 04:07:59,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17463 states to 17463 states and 23566 transitions. [2024-11-28 04:07:59,797 INFO L78 Accepts]: Start accepts. Automaton has 17463 states and 23566 transitions. Word has length 284 [2024-11-28 04:07:59,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:07:59,798 INFO L471 AbstractCegarLoop]: Abstraction has 17463 states and 23566 transitions. [2024-11-28 04:07:59,798 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) [2024-11-28 04:07:59,798 INFO L276 IsEmpty]: Start isEmpty. Operand 17463 states and 23566 transitions. [2024-11-28 04:07:59,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:07:59,803 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:07:59,804 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] [2024-11-28 04:07:59,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2024-11-28 04:07:59,804 INFO L396 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:07:59,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:07:59,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1798946288, now seen corresponding path program 1 times [2024-11-28 04:07:59,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:07:59,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982215268] [2024-11-28 04:07:59,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:07:59,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:02,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:02,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:02,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982215268] [2024-11-28 04:08:02,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982215268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:02,012 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:02,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:08:02,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440127085] [2024-11-28 04:08:02,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:02,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:08:02,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:02,013 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:08:02,013 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:08:02,013 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) [2024-11-28 04:08:07,242 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 [] [2024-11-28 04:08:08,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:08,463 INFO L93 Difference]: Finished difference Result 29720 states and 40413 transitions. [2024-11-28 04:08:08,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:08:08,464 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 [2024-11-28 04:08:08,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:08,480 INFO L225 Difference]: With dead ends: 29720 [2024-11-28 04:08:08,480 INFO L226 Difference]: Without dead ends: 17160 [2024-11-28 04:08:08,490 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=89, Invalid=331, Unknown=0, NotChecked=0, Total=420 [2024-11-28 04:08:08,490 INFO L435 NwaCegarLoop]: 893 mSDtfsCounter, 2492 mSDsluCounter, 6481 mSDsCounter, 0 mSdLazyCounter, 797 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2492 SdHoareTripleChecker+Valid, 7374 SdHoareTripleChecker+Invalid, 805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 797 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:08,490 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2492 Valid, 7374 Invalid, 805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 797 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2024-11-28 04:08:08,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17160 states. [2024-11-28 04:08:08,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17160 to 17145. [2024-11-28 04:08:08,689 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) [2024-11-28 04:08:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17145 states to 17145 states and 23176 transitions. [2024-11-28 04:08:08,709 INFO L78 Accepts]: Start accepts. Automaton has 17145 states and 23176 transitions. Word has length 284 [2024-11-28 04:08:08,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:08,709 INFO L471 AbstractCegarLoop]: Abstraction has 17145 states and 23176 transitions. [2024-11-28 04:08:08,709 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) [2024-11-28 04:08:08,709 INFO L276 IsEmpty]: Start isEmpty. Operand 17145 states and 23176 transitions. [2024-11-28 04:08:08,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:08,715 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:08,715 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] [2024-11-28 04:08:08,715 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2024-11-28 04:08:08,715 INFO L396 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:08,716 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:08,716 INFO L85 PathProgramCache]: Analyzing trace with hash -177522550, now seen corresponding path program 1 times [2024-11-28 04:08:08,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:08,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198634445] [2024-11-28 04:08:08,716 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:08,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:11,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:11,176 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:11,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198634445] [2024-11-28 04:08:11,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198634445] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:11,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:11,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 04:08:11,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868152567] [2024-11-28 04:08:11,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:11,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 04:08:11,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:11,177 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 04:08:11,177 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:08:11,178 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) [2024-11-28 04:08:14,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:14,229 INFO L93 Difference]: Finished difference Result 28053 states and 38427 transitions. [2024-11-28 04:08:14,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 04:08:14,230 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 [2024-11-28 04:08:14,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:14,250 INFO L225 Difference]: With dead ends: 28053 [2024-11-28 04:08:14,250 INFO L226 Difference]: Without dead ends: 17115 [2024-11-28 04:08:14,260 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 [2024-11-28 04:08:14,261 INFO L435 NwaCegarLoop]: 877 mSDtfsCounter, 2118 mSDsluCounter, 7180 mSDsCounter, 0 mSdLazyCounter, 1043 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2120 SdHoareTripleChecker+Valid, 8057 SdHoareTripleChecker+Invalid, 1051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:14,261 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2120 Valid, 8057 Invalid, 1051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1043 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-28 04:08:14,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17115 states. [2024-11-28 04:08:14,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17115 to 17099. [2024-11-28 04:08:14,563 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) [2024-11-28 04:08:14,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17099 states to 17099 states and 23120 transitions. [2024-11-28 04:08:14,582 INFO L78 Accepts]: Start accepts. Automaton has 17099 states and 23120 transitions. Word has length 284 [2024-11-28 04:08:14,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:14,582 INFO L471 AbstractCegarLoop]: Abstraction has 17099 states and 23120 transitions. [2024-11-28 04:08:14,582 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) [2024-11-28 04:08:14,583 INFO L276 IsEmpty]: Start isEmpty. Operand 17099 states and 23120 transitions. [2024-11-28 04:08:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:14,588 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:14,588 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] [2024-11-28 04:08:14,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2024-11-28 04:08:14,589 INFO L396 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:14,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:14,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1385749125, now seen corresponding path program 1 times [2024-11-28 04:08:14,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:14,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990976917] [2024-11-28 04:08:14,589 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:14,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:15,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:15,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:15,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:15,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1990976917] [2024-11-28 04:08:15,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1990976917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:15,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:15,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:08:15,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174668842] [2024-11-28 04:08:15,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:15,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:08:15,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:15,735 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:08:15,735 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:08:15,735 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) [2024-11-28 04:08:17,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:17,097 INFO L93 Difference]: Finished difference Result 29722 states and 40701 transitions. [2024-11-28 04:08:17,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:08:17,097 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 [2024-11-28 04:08:17,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:17,116 INFO L225 Difference]: With dead ends: 29722 [2024-11-28 04:08:17,116 INFO L226 Difference]: Without dead ends: 18514 [2024-11-28 04:08:17,126 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:08:17,127 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1066 mSDsluCounter, 4738 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:17,127 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1066 Valid, 5689 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 04:08:17,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18514 states. [2024-11-28 04:08:17,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18514 to 18402. [2024-11-28 04:08:17,354 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) [2024-11-28 04:08:17,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18402 states to 18402 states and 24778 transitions. [2024-11-28 04:08:17,378 INFO L78 Accepts]: Start accepts. Automaton has 18402 states and 24778 transitions. Word has length 284 [2024-11-28 04:08:17,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:17,378 INFO L471 AbstractCegarLoop]: Abstraction has 18402 states and 24778 transitions. [2024-11-28 04:08:17,379 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) [2024-11-28 04:08:17,379 INFO L276 IsEmpty]: Start isEmpty. Operand 18402 states and 24778 transitions. [2024-11-28 04:08:17,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:17,385 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:17,385 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] [2024-11-28 04:08:17,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2024-11-28 04:08:17,386 INFO L396 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:17,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:17,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1890289478, now seen corresponding path program 1 times [2024-11-28 04:08:17,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:17,386 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755902289] [2024-11-28 04:08:17,386 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:17,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:19,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:19,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:19,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755902289] [2024-11-28 04:08:19,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755902289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:19,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:19,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:08:19,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704585352] [2024-11-28 04:08:19,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:19,175 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:08:19,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:19,176 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:08:19,176 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:08:19,176 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) [2024-11-28 04:08:20,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:20,303 INFO L93 Difference]: Finished difference Result 30279 states and 41416 transitions. [2024-11-28 04:08:20,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:08:20,304 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 [2024-11-28 04:08:20,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:20,321 INFO L225 Difference]: With dead ends: 30279 [2024-11-28 04:08:20,321 INFO L226 Difference]: Without dead ends: 16781 [2024-11-28 04:08:20,332 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 [2024-11-28 04:08:20,332 INFO L435 NwaCegarLoop]: 946 mSDtfsCounter, 1117 mSDsluCounter, 5656 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1117 SdHoareTripleChecker+Valid, 6602 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:20,333 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1117 Valid, 6602 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:08:20,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16781 states. [2024-11-28 04:08:20,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16781 to 16481. [2024-11-28 04:08:20,540 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) [2024-11-28 04:08:20,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16481 states to 16481 states and 22229 transitions. [2024-11-28 04:08:20,560 INFO L78 Accepts]: Start accepts. Automaton has 16481 states and 22229 transitions. Word has length 284 [2024-11-28 04:08:20,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:20,560 INFO L471 AbstractCegarLoop]: Abstraction has 16481 states and 22229 transitions. [2024-11-28 04:08:20,560 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) [2024-11-28 04:08:20,560 INFO L276 IsEmpty]: Start isEmpty. Operand 16481 states and 22229 transitions. [2024-11-28 04:08:20,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:20,566 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:20,566 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] [2024-11-28 04:08:20,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2024-11-28 04:08:20,566 INFO L396 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:20,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:20,567 INFO L85 PathProgramCache]: Analyzing trace with hash -939610215, now seen corresponding path program 1 times [2024-11-28 04:08:20,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:20,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003065825] [2024-11-28 04:08:20,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:20,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:22,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:22,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003065825] [2024-11-28 04:08:22,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003065825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:22,580 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:22,580 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:08:22,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743681334] [2024-11-28 04:08:22,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:22,581 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:08:22,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:22,581 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:08:22,582 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:08:22,582 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) [2024-11-28 04:08:23,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:23,728 INFO L93 Difference]: Finished difference Result 26831 states and 36683 transitions. [2024-11-28 04:08:23,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:08:23,729 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 [2024-11-28 04:08:23,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:23,749 INFO L225 Difference]: With dead ends: 26831 [2024-11-28 04:08:23,750 INFO L226 Difference]: Without dead ends: 16478 [2024-11-28 04:08:23,759 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2024-11-28 04:08:23,759 INFO L435 NwaCegarLoop]: 944 mSDtfsCounter, 2130 mSDsluCounter, 5641 mSDsCounter, 0 mSdLazyCounter, 303 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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 [2024-11-28 04:08:23,759 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] [2024-11-28 04:08:23,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16478 states. [2024-11-28 04:08:23,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16478 to 16436. [2024-11-28 04:08:23,992 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) [2024-11-28 04:08:24,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16436 states to 16436 states and 22145 transitions. [2024-11-28 04:08:24,016 INFO L78 Accepts]: Start accepts. Automaton has 16436 states and 22145 transitions. Word has length 284 [2024-11-28 04:08:24,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:24,016 INFO L471 AbstractCegarLoop]: Abstraction has 16436 states and 22145 transitions. [2024-11-28 04:08:24,016 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) [2024-11-28 04:08:24,016 INFO L276 IsEmpty]: Start isEmpty. Operand 16436 states and 22145 transitions. [2024-11-28 04:08:24,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:24,022 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:24,022 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] [2024-11-28 04:08:24,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2024-11-28 04:08:24,022 INFO L396 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:24,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:24,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1967250569, now seen corresponding path program 1 times [2024-11-28 04:08:24,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:24,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330085549] [2024-11-28 04:08:24,023 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:24,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:25,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:25,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330085549] [2024-11-28 04:08:25,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330085549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:25,484 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:25,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:08:25,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589259398] [2024-11-28 04:08:25,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:25,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:08:25,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:25,485 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:08:25,485 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:08:25,485 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) [2024-11-28 04:08:26,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:26,996 INFO L93 Difference]: Finished difference Result 29079 states and 39520 transitions. [2024-11-28 04:08:26,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:08:26,997 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 [2024-11-28 04:08:26,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:27,017 INFO L225 Difference]: With dead ends: 29079 [2024-11-28 04:08:27,017 INFO L226 Difference]: Without dead ends: 17744 [2024-11-28 04:08:27,030 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2024-11-28 04:08:27,031 INFO L435 NwaCegarLoop]: 932 mSDtfsCounter, 1240 mSDsluCounter, 6453 mSDsCounter, 0 mSdLazyCounter, 409 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1240 SdHoareTripleChecker+Valid, 7385 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:27,031 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1240 Valid, 7385 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 409 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-28 04:08:27,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17744 states. [2024-11-28 04:08:27,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17744 to 16394. [2024-11-28 04:08:27,360 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) [2024-11-28 04:08:27,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16394 states to 16394 states and 22071 transitions. [2024-11-28 04:08:27,382 INFO L78 Accepts]: Start accepts. Automaton has 16394 states and 22071 transitions. Word has length 284 [2024-11-28 04:08:27,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:27,383 INFO L471 AbstractCegarLoop]: Abstraction has 16394 states and 22071 transitions. [2024-11-28 04:08:27,383 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) [2024-11-28 04:08:27,383 INFO L276 IsEmpty]: Start isEmpty. Operand 16394 states and 22071 transitions. [2024-11-28 04:08:27,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:27,391 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:27,391 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] [2024-11-28 04:08:27,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2024-11-28 04:08:27,392 INFO L396 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:27,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:27,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1126865950, now seen corresponding path program 1 times [2024-11-28 04:08:27,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:27,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584831672] [2024-11-28 04:08:27,392 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:27,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:28,606 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:28,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:28,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584831672] [2024-11-28 04:08:28,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584831672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:28,607 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:28,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:08:28,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867045235] [2024-11-28 04:08:28,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:28,607 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:08:28,607 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:28,608 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:08:28,608 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:08:28,608 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) [2024-11-28 04:08:30,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:30,081 INFO L93 Difference]: Finished difference Result 28460 states and 38732 transitions. [2024-11-28 04:08:30,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:08:30,081 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 [2024-11-28 04:08:30,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:30,098 INFO L225 Difference]: With dead ends: 28460 [2024-11-28 04:08:30,098 INFO L226 Difference]: Without dead ends: 17726 [2024-11-28 04:08:30,107 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 [2024-11-28 04:08:30,107 INFO L435 NwaCegarLoop]: 1031 mSDtfsCounter, 964 mSDsluCounter, 8021 mSDsCounter, 0 mSdLazyCounter, 519 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s 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, 0.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:30,107 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [964 Valid, 9052 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 519 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-28 04:08:30,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17726 states. [2024-11-28 04:08:30,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17726 to 16600. [2024-11-28 04:08:30,302 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) [2024-11-28 04:08:30,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16600 states to 16600 states and 22319 transitions. [2024-11-28 04:08:30,320 INFO L78 Accepts]: Start accepts. Automaton has 16600 states and 22319 transitions. Word has length 284 [2024-11-28 04:08:30,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:30,320 INFO L471 AbstractCegarLoop]: Abstraction has 16600 states and 22319 transitions. [2024-11-28 04:08:30,320 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) [2024-11-28 04:08:30,321 INFO L276 IsEmpty]: Start isEmpty. Operand 16600 states and 22319 transitions. [2024-11-28 04:08:30,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:30,326 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:30,326 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] [2024-11-28 04:08:30,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2024-11-28 04:08:30,326 INFO L396 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:30,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:30,326 INFO L85 PathProgramCache]: Analyzing trace with hash 622325597, now seen corresponding path program 1 times [2024-11-28 04:08:30,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:30,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403138676] [2024-11-28 04:08:30,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:30,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:30,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:31,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:31,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:31,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403138676] [2024-11-28 04:08:31,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403138676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:31,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:31,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:08:31,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156954960] [2024-11-28 04:08:31,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:31,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:08:31,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:31,620 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:08:31,620 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:08:31,620 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) [2024-11-28 04:08:33,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:33,394 INFO L93 Difference]: Finished difference Result 28837 states and 39159 transitions. [2024-11-28 04:08:33,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:08:33,395 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 [2024-11-28 04:08:33,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:33,417 INFO L225 Difference]: With dead ends: 28837 [2024-11-28 04:08:33,418 INFO L226 Difference]: Without dead ends: 17546 [2024-11-28 04:08:33,430 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=79, Invalid=301, Unknown=0, NotChecked=0, Total=380 [2024-11-28 04:08:33,431 INFO L435 NwaCegarLoop]: 1017 mSDtfsCounter, 1005 mSDsluCounter, 7925 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s 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, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:33,431 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1005 Valid, 8942 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 04:08:33,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17546 states. [2024-11-28 04:08:33,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17546 to 16618. [2024-11-28 04:08:33,666 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) [2024-11-28 04:08:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16618 states to 16618 states and 22337 transitions. [2024-11-28 04:08:33,685 INFO L78 Accepts]: Start accepts. Automaton has 16618 states and 22337 transitions. Word has length 284 [2024-11-28 04:08:33,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:33,685 INFO L471 AbstractCegarLoop]: Abstraction has 16618 states and 22337 transitions. [2024-11-28 04:08:33,685 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) [2024-11-28 04:08:33,686 INFO L276 IsEmpty]: Start isEmpty. Operand 16618 states and 22337 transitions. [2024-11-28 04:08:33,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:33,691 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:33,691 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] [2024-11-28 04:08:33,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2024-11-28 04:08:33,691 INFO L396 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:33,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:33,692 INFO L85 PathProgramCache]: Analyzing trace with hash -1648720135, now seen corresponding path program 1 times [2024-11-28 04:08:33,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:33,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315258182] [2024-11-28 04:08:33,692 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:33,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:36,598 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:36,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:36,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315258182] [2024-11-28 04:08:36,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315258182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:36,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:36,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-28 04:08:36,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516214957] [2024-11-28 04:08:36,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:36,599 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-28 04:08:36,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:36,599 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-28 04:08:36,600 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:08:36,600 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) [2024-11-28 04:08:40,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:40,328 INFO L93 Difference]: Finished difference Result 28193 states and 38357 transitions. [2024-11-28 04:08:40,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-28 04:08:40,329 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 [2024-11-28 04:08:40,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:40,343 INFO L225 Difference]: With dead ends: 28193 [2024-11-28 04:08:40,343 INFO L226 Difference]: Without dead ends: 17254 [2024-11-28 04:08:40,351 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=117, Invalid=585, Unknown=0, NotChecked=0, Total=702 [2024-11-28 04:08:40,352 INFO L435 NwaCegarLoop]: 951 mSDtfsCounter, 1856 mSDsluCounter, 10169 mSDsCounter, 0 mSdLazyCounter, 1535 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1858 SdHoareTripleChecker+Valid, 11120 SdHoareTripleChecker+Invalid, 1541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 1535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:40,352 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1858 Valid, 11120 Invalid, 1541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 1535 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-28 04:08:40,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17254 states. [2024-11-28 04:08:40,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17254 to 16595. [2024-11-28 04:08:40,532 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) [2024-11-28 04:08:40,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16595 states to 16595 states and 22308 transitions. [2024-11-28 04:08:40,550 INFO L78 Accepts]: Start accepts. Automaton has 16595 states and 22308 transitions. Word has length 284 [2024-11-28 04:08:40,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:40,551 INFO L471 AbstractCegarLoop]: Abstraction has 16595 states and 22308 transitions. [2024-11-28 04:08:40,551 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) [2024-11-28 04:08:40,551 INFO L276 IsEmpty]: Start isEmpty. Operand 16595 states and 22308 transitions. [2024-11-28 04:08:40,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:40,556 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:40,556 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] [2024-11-28 04:08:40,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2024-11-28 04:08:40,557 INFO L396 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:40,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:40,557 INFO L85 PathProgramCache]: Analyzing trace with hash 645770300, now seen corresponding path program 1 times [2024-11-28 04:08:40,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:40,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586068642] [2024-11-28 04:08:40,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:40,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:41,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:41,830 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:41,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586068642] [2024-11-28 04:08:41,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586068642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:41,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:41,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:08:41,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979793667] [2024-11-28 04:08:41,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:41,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:08:41,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:41,831 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:08:41,831 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:08:41,832 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) [2024-11-28 04:08:43,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:43,461 INFO L93 Difference]: Finished difference Result 27216 states and 37032 transitions. [2024-11-28 04:08:43,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:08:43,462 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 [2024-11-28 04:08:43,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:43,474 INFO L225 Difference]: With dead ends: 27216 [2024-11-28 04:08:43,474 INFO L226 Difference]: Without dead ends: 16644 [2024-11-28 04:08:43,481 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 [2024-11-28 04:08:43,481 INFO L435 NwaCegarLoop]: 875 mSDtfsCounter, 1824 mSDsluCounter, 5454 mSDsCounter, 0 mSdLazyCounter, 752 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1826 SdHoareTripleChecker+Valid, 6329 SdHoareTripleChecker+Invalid, 757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:43,482 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1826 Valid, 6329 Invalid, 757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 752 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 04:08:43,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16644 states. [2024-11-28 04:08:43,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16644 to 16613. [2024-11-28 04:08:43,669 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) [2024-11-28 04:08:43,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16613 states to 16613 states and 22326 transitions. [2024-11-28 04:08:43,687 INFO L78 Accepts]: Start accepts. Automaton has 16613 states and 22326 transitions. Word has length 284 [2024-11-28 04:08:43,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:43,687 INFO L471 AbstractCegarLoop]: Abstraction has 16613 states and 22326 transitions. [2024-11-28 04:08:43,687 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) [2024-11-28 04:08:43,687 INFO L276 IsEmpty]: Start isEmpty. Operand 16613 states and 22326 transitions. [2024-11-28 04:08:43,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:43,692 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:43,693 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] [2024-11-28 04:08:43,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2024-11-28 04:08:43,693 INFO L396 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:43,693 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:43,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1033060481, now seen corresponding path program 1 times [2024-11-28 04:08:43,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:43,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588740385] [2024-11-28 04:08:43,693 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:43,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:44,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:44,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:44,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588740385] [2024-11-28 04:08:44,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588740385] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:44,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:44,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:08:44,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779969409] [2024-11-28 04:08:44,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:44,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:08:44,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:44,146 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:08:44,146 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:08:44,147 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) [2024-11-28 04:08:44,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:44,325 INFO L93 Difference]: Finished difference Result 29363 states and 39814 transitions. [2024-11-28 04:08:44,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:08:44,326 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 [2024-11-28 04:08:44,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:44,340 INFO L225 Difference]: With dead ends: 29363 [2024-11-28 04:08:44,340 INFO L226 Difference]: Without dead ends: 16845 [2024-11-28 04:08:44,349 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 [2024-11-28 04:08:44,349 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 [2024-11-28 04:08:44,349 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] [2024-11-28 04:08:44,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16845 states. [2024-11-28 04:08:44,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16845 to 16787. [2024-11-28 04:08:44,531 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) [2024-11-28 04:08:44,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16787 states to 16787 states and 22524 transitions. [2024-11-28 04:08:44,548 INFO L78 Accepts]: Start accepts. Automaton has 16787 states and 22524 transitions. Word has length 284 [2024-11-28 04:08:44,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:44,548 INFO L471 AbstractCegarLoop]: Abstraction has 16787 states and 22524 transitions. [2024-11-28 04:08:44,548 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) [2024-11-28 04:08:44,548 INFO L276 IsEmpty]: Start isEmpty. Operand 16787 states and 22524 transitions. [2024-11-28 04:08:44,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:44,553 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:44,554 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] [2024-11-28 04:08:44,554 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2024-11-28 04:08:44,554 INFO L396 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:44,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:44,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1244371583, now seen corresponding path program 1 times [2024-11-28 04:08:44,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:44,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615178977] [2024-11-28 04:08:44,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:44,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:45,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:45,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615178977] [2024-11-28 04:08:45,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615178977] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:45,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:45,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:08:45,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761673165] [2024-11-28 04:08:45,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:45,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:08:45,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:45,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:08:45,686 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:08:45,686 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) [2024-11-28 04:08:46,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:46,818 INFO L93 Difference]: Finished difference Result 30040 states and 40687 transitions. [2024-11-28 04:08:46,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:08:46,818 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 [2024-11-28 04:08:46,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:46,834 INFO L225 Difference]: With dead ends: 30040 [2024-11-28 04:08:46,835 INFO L226 Difference]: Without dead ends: 19363 [2024-11-28 04:08:46,843 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 [2024-11-28 04:08:46,844 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, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:46,844 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [994 Valid, 8868 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:08:46,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19363 states. [2024-11-28 04:08:47,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19363 to 16913. [2024-11-28 04:08:47,030 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) [2024-11-28 04:08:47,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16913 states to 16913 states and 22696 transitions. [2024-11-28 04:08:47,048 INFO L78 Accepts]: Start accepts. Automaton has 16913 states and 22696 transitions. Word has length 284 [2024-11-28 04:08:47,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:47,048 INFO L471 AbstractCegarLoop]: Abstraction has 16913 states and 22696 transitions. [2024-11-28 04:08:47,048 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) [2024-11-28 04:08:47,048 INFO L276 IsEmpty]: Start isEmpty. Operand 16913 states and 22696 transitions. [2024-11-28 04:08:47,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:47,053 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:47,054 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] [2024-11-28 04:08:47,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2024-11-28 04:08:47,054 INFO L396 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:47,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:47,054 INFO L85 PathProgramCache]: Analyzing trace with hash 64722212, now seen corresponding path program 1 times [2024-11-28 04:08:47,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:47,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042607221] [2024-11-28 04:08:47,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:47,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:48,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:48,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:48,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042607221] [2024-11-28 04:08:48,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042607221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:48,458 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:48,458 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 04:08:48,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978072931] [2024-11-28 04:08:48,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:48,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 04:08:48,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:48,459 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 04:08:48,459 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:08:48,459 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) [2024-11-28 04:08:52,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:52,133 INFO L93 Difference]: Finished difference Result 41544 states and 56470 transitions. [2024-11-28 04:08:52,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-28 04:08:52,133 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 [2024-11-28 04:08:52,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:52,156 INFO L225 Difference]: With dead ends: 41544 [2024-11-28 04:08:52,156 INFO L226 Difference]: Without dead ends: 30327 [2024-11-28 04:08:52,164 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=206, Invalid=786, Unknown=0, NotChecked=0, Total=992 [2024-11-28 04:08:52,164 INFO L435 NwaCegarLoop]: 1718 mSDtfsCounter, 3400 mSDsluCounter, 13324 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s 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, 2.4s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:52,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3400 Valid, 15042 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-28 04:08:52,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30327 states. [2024-11-28 04:08:52,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30327 to 19374. [2024-11-28 04:08:52,407 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) [2024-11-28 04:08:52,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19374 states to 19374 states and 25892 transitions. [2024-11-28 04:08:52,428 INFO L78 Accepts]: Start accepts. Automaton has 19374 states and 25892 transitions. Word has length 284 [2024-11-28 04:08:52,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:52,428 INFO L471 AbstractCegarLoop]: Abstraction has 19374 states and 25892 transitions. [2024-11-28 04:08:52,429 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) [2024-11-28 04:08:52,429 INFO L276 IsEmpty]: Start isEmpty. Operand 19374 states and 25892 transitions. [2024-11-28 04:08:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:52,435 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:52,435 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] [2024-11-28 04:08:52,436 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2024-11-28 04:08:52,436 INFO L396 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:52,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:52,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1839053109, now seen corresponding path program 1 times [2024-11-28 04:08:52,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:52,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1345611709] [2024-11-28 04:08:52,437 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:52,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:54,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:54,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:54,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1345611709] [2024-11-28 04:08:54,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1345611709] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:54,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:54,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:08:54,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175435096] [2024-11-28 04:08:54,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:54,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:08:54,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:54,232 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:08:54,232 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:08:54,233 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) [2024-11-28 04:08:56,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:08:56,303 INFO L93 Difference]: Finished difference Result 34364 states and 46126 transitions. [2024-11-28 04:08:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:08:56,304 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 [2024-11-28 04:08:56,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:08:56,316 INFO L225 Difference]: With dead ends: 34364 [2024-11-28 04:08:56,316 INFO L226 Difference]: Without dead ends: 16850 [2024-11-28 04:08:56,322 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 [2024-11-28 04:08:56,322 INFO L435 NwaCegarLoop]: 893 mSDtfsCounter, 2479 mSDsluCounter, 6483 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s 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, 1.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:08:56,322 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2479 Valid, 7376 Invalid, 768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-28 04:08:56,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16850 states. [2024-11-28 04:08:56,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16850 to 16755. [2024-11-28 04:08:56,512 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) [2024-11-28 04:08:56,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16755 states to 16755 states and 22512 transitions. [2024-11-28 04:08:56,530 INFO L78 Accepts]: Start accepts. Automaton has 16755 states and 22512 transitions. Word has length 284 [2024-11-28 04:08:56,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:08:56,530 INFO L471 AbstractCegarLoop]: Abstraction has 16755 states and 22512 transitions. [2024-11-28 04:08:56,530 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) [2024-11-28 04:08:56,530 INFO L276 IsEmpty]: Start isEmpty. Operand 16755 states and 22512 transitions. [2024-11-28 04:08:56,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-28 04:08:56,538 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:08:56,539 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] [2024-11-28 04:08:56,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2024-11-28 04:08:56,539 INFO L396 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:08:56,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:08:56,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1633250219, now seen corresponding path program 1 times [2024-11-28 04:08:56,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:08:56,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758278264] [2024-11-28 04:08:56,540 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:08:56,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:08:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:08:59,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:08:59,225 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:08:59,225 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758278264] [2024-11-28 04:08:59,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758278264] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:08:59,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:08:59,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 04:08:59,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006172964] [2024-11-28 04:08:59,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:08:59,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 04:08:59,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:08:59,227 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 04:08:59,227 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:08:59,227 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) [2024-11-28 04:09:01,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:01,378 INFO L93 Difference]: Finished difference Result 16761 states and 22516 transitions. [2024-11-28 04:09:01,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:09:01,379 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 [2024-11-28 04:09:01,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:01,388 INFO L225 Difference]: With dead ends: 16761 [2024-11-28 04:09:01,388 INFO L226 Difference]: Without dead ends: 11076 [2024-11-28 04:09:01,393 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:09:01,394 INFO L435 NwaCegarLoop]: 860 mSDtfsCounter, 2592 mSDsluCounter, 5889 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2593 SdHoareTripleChecker+Valid, 6749 SdHoareTripleChecker+Invalid, 902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:01,394 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2593 Valid, 6749 Invalid, 902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 04:09:01,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11076 states. [2024-11-28 04:09:01,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11076 to 11007. [2024-11-28 04:09:01,524 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) [2024-11-28 04:09:01,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11007 states to 11007 states and 14682 transitions. [2024-11-28 04:09:01,537 INFO L78 Accepts]: Start accepts. Automaton has 11007 states and 14682 transitions. Word has length 284 [2024-11-28 04:09:01,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:01,537 INFO L471 AbstractCegarLoop]: Abstraction has 11007 states and 14682 transitions. [2024-11-28 04:09:01,537 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) [2024-11-28 04:09:01,537 INFO L276 IsEmpty]: Start isEmpty. Operand 11007 states and 14682 transitions. [2024-11-28 04:09:01,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:01,542 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:01,542 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] [2024-11-28 04:09:01,542 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2024-11-28 04:09:01,542 INFO L396 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:01,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:01,542 INFO L85 PathProgramCache]: Analyzing trace with hash -89611986, now seen corresponding path program 1 times [2024-11-28 04:09:01,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:01,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700922278] [2024-11-28 04:09:01,543 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:01,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:03,002 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:03,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:03,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700922278] [2024-11-28 04:09:03,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700922278] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:03,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:03,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-28 04:09:03,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990121177] [2024-11-28 04:09:03,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:03,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 04:09:03,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:03,003 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 04:09:03,003 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:09:03,003 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) [2024-11-28 04:09:04,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:04,085 INFO L93 Difference]: Finished difference Result 17486 states and 23627 transitions. [2024-11-28 04:09:04,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:09:04,086 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 [2024-11-28 04:09:04,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:04,096 INFO L225 Difference]: With dead ends: 17486 [2024-11-28 04:09:04,096 INFO L226 Difference]: Without dead ends: 11325 [2024-11-28 04:09:04,101 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 [2024-11-28 04:09:04,101 INFO L435 NwaCegarLoop]: 938 mSDtfsCounter, 1376 mSDsluCounter, 8489 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1378 SdHoareTripleChecker+Valid, 9427 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:04,101 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1378 Valid, 9427 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:09:04,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11325 states. [2024-11-28 04:09:04,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11325 to 11307. [2024-11-28 04:09:04,230 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) [2024-11-28 04:09:04,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11307 states to 11307 states and 15042 transitions. [2024-11-28 04:09:04,243 INFO L78 Accepts]: Start accepts. Automaton has 11307 states and 15042 transitions. Word has length 285 [2024-11-28 04:09:04,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:04,243 INFO L471 AbstractCegarLoop]: Abstraction has 11307 states and 15042 transitions. [2024-11-28 04:09:04,243 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) [2024-11-28 04:09:04,243 INFO L276 IsEmpty]: Start isEmpty. Operand 11307 states and 15042 transitions. [2024-11-28 04:09:04,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:04,247 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:04,247 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:09:04,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2024-11-28 04:09:04,248 INFO L396 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:04,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:04,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1437987761, now seen corresponding path program 1 times [2024-11-28 04:09:04,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:04,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226476207] [2024-11-28 04:09:04,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:04,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:04,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:06,435 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:06,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:06,435 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226476207] [2024-11-28 04:09:06,435 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226476207] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:06,435 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:06,435 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 04:09:06,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554650170] [2024-11-28 04:09:06,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:06,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 04:09:06,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:06,436 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 04:09:06,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:09:06,436 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) [2024-11-28 04:09:08,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:08,718 INFO L93 Difference]: Finished difference Result 18440 states and 24872 transitions. [2024-11-28 04:09:08,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 04:09:08,718 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 [2024-11-28 04:09:08,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:08,728 INFO L225 Difference]: With dead ends: 18440 [2024-11-28 04:09:08,728 INFO L226 Difference]: Without dead ends: 11307 [2024-11-28 04:09:08,733 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=101, Invalid=499, Unknown=0, NotChecked=0, Total=600 [2024-11-28 04:09:08,734 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 [2024-11-28 04:09:08,734 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] [2024-11-28 04:09:08,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11307 states. [2024-11-28 04:09:08,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11307 to 11307. [2024-11-28 04:09:08,863 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) [2024-11-28 04:09:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11307 states to 11307 states and 15036 transitions. [2024-11-28 04:09:08,876 INFO L78 Accepts]: Start accepts. Automaton has 11307 states and 15036 transitions. Word has length 285 [2024-11-28 04:09:08,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:08,876 INFO L471 AbstractCegarLoop]: Abstraction has 11307 states and 15036 transitions. [2024-11-28 04:09:08,876 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) [2024-11-28 04:09:08,876 INFO L276 IsEmpty]: Start isEmpty. Operand 11307 states and 15036 transitions. [2024-11-28 04:09:08,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:08,880 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:08,881 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:09:08,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2024-11-28 04:09:08,881 INFO L396 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:08,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:08,881 INFO L85 PathProgramCache]: Analyzing trace with hash -2121804925, now seen corresponding path program 1 times [2024-11-28 04:09:08,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:08,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492276768] [2024-11-28 04:09:08,881 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:08,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:09,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:10,165 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:10,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:10,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492276768] [2024-11-28 04:09:10,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492276768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:10,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:10,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:09:10,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118643235] [2024-11-28 04:09:10,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:10,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:09:10,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:10,167 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:09:10,167 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:09:10,167 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) [2024-11-28 04:09:11,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:11,783 INFO L93 Difference]: Finished difference Result 17966 states and 24268 transitions. [2024-11-28 04:09:11,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:09:11,784 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 [2024-11-28 04:09:11,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:11,793 INFO L225 Difference]: With dead ends: 17966 [2024-11-28 04:09:11,794 INFO L226 Difference]: Without dead ends: 11334 [2024-11-28 04:09:11,799 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 [2024-11-28 04:09:11,799 INFO L435 NwaCegarLoop]: 874 mSDtfsCounter, 1806 mSDsluCounter, 6074 mSDsCounter, 0 mSdLazyCounter, 810 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1808 SdHoareTripleChecker+Valid, 6948 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:11,799 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1808 Valid, 6948 Invalid, 815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 810 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 04:09:11,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11334 states. [2024-11-28 04:09:11,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11334 to 11310. [2024-11-28 04:09:11,927 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) [2024-11-28 04:09:11,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11310 states to 11310 states and 15039 transitions. [2024-11-28 04:09:11,939 INFO L78 Accepts]: Start accepts. Automaton has 11310 states and 15039 transitions. Word has length 285 [2024-11-28 04:09:11,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:11,940 INFO L471 AbstractCegarLoop]: Abstraction has 11310 states and 15039 transitions. [2024-11-28 04:09:11,940 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) [2024-11-28 04:09:11,940 INFO L276 IsEmpty]: Start isEmpty. Operand 11310 states and 15039 transitions. [2024-11-28 04:09:11,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:11,944 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:11,945 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] [2024-11-28 04:09:11,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2024-11-28 04:09:11,945 INFO L396 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:11,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:11,945 INFO L85 PathProgramCache]: Analyzing trace with hash -750952856, now seen corresponding path program 1 times [2024-11-28 04:09:11,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:11,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514225504] [2024-11-28 04:09:11,945 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:11,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:12,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:13,303 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:13,303 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:13,303 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514225504] [2024-11-28 04:09:13,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514225504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:13,303 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:13,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:09:13,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268979161] [2024-11-28 04:09:13,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:13,304 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:09:13,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:13,304 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:09:13,304 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:09:13,304 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) [2024-11-28 04:09:14,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:14,401 INFO L93 Difference]: Finished difference Result 19897 states and 26694 transitions. [2024-11-28 04:09:14,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:09:14,402 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 [2024-11-28 04:09:14,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:14,413 INFO L225 Difference]: With dead ends: 19897 [2024-11-28 04:09:14,414 INFO L226 Difference]: Without dead ends: 13463 [2024-11-28 04:09:14,419 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=84, Invalid=296, Unknown=0, NotChecked=0, Total=380 [2024-11-28 04:09:14,419 INFO L435 NwaCegarLoop]: 940 mSDtfsCounter, 1146 mSDsluCounter, 6500 mSDsCounter, 0 mSdLazyCounter, 346 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 7440 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 346 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:14,420 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1146 Valid, 7440 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 346 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 04:09:14,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13463 states. [2024-11-28 04:09:14,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13463 to 11618. [2024-11-28 04:09:14,549 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) [2024-11-28 04:09:14,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11618 states to 11618 states and 15457 transitions. [2024-11-28 04:09:14,560 INFO L78 Accepts]: Start accepts. Automaton has 11618 states and 15457 transitions. Word has length 285 [2024-11-28 04:09:14,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:14,561 INFO L471 AbstractCegarLoop]: Abstraction has 11618 states and 15457 transitions. [2024-11-28 04:09:14,561 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) [2024-11-28 04:09:14,561 INFO L276 IsEmpty]: Start isEmpty. Operand 11618 states and 15457 transitions. [2024-11-28 04:09:14,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:14,564 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:14,564 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] [2024-11-28 04:09:14,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2024-11-28 04:09:14,565 INFO L396 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:14,565 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:14,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1255493209, now seen corresponding path program 1 times [2024-11-28 04:09:14,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:14,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226259858] [2024-11-28 04:09:14,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:14,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:14,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:15,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:15,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:15,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226259858] [2024-11-28 04:09:15,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226259858] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:15,814 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:15,814 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:09:15,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184048246] [2024-11-28 04:09:15,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:15,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:09:15,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:15,815 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:09:15,815 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:09:15,815 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) [2024-11-28 04:09:17,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:17,150 INFO L93 Difference]: Finished difference Result 20052 states and 26907 transitions. [2024-11-28 04:09:17,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:09:17,151 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 [2024-11-28 04:09:17,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:17,163 INFO L225 Difference]: With dead ends: 20052 [2024-11-28 04:09:17,163 INFO L226 Difference]: Without dead ends: 13028 [2024-11-28 04:09:17,168 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2024-11-28 04:09:17,169 INFO L435 NwaCegarLoop]: 926 mSDtfsCounter, 1131 mSDsluCounter, 7330 mSDsCounter, 0 mSdLazyCounter, 506 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1131 SdHoareTripleChecker+Valid, 8256 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:17,169 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1131 Valid, 8256 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 506 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 04:09:17,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13028 states. [2024-11-28 04:09:17,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13028 to 11558. [2024-11-28 04:09:17,308 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) [2024-11-28 04:09:17,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11558 states to 11558 states and 15395 transitions. [2024-11-28 04:09:17,321 INFO L78 Accepts]: Start accepts. Automaton has 11558 states and 15395 transitions. Word has length 285 [2024-11-28 04:09:17,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:17,321 INFO L471 AbstractCegarLoop]: Abstraction has 11558 states and 15395 transitions. [2024-11-28 04:09:17,321 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) [2024-11-28 04:09:17,321 INFO L276 IsEmpty]: Start isEmpty. Operand 11558 states and 15395 transitions. [2024-11-28 04:09:17,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:17,325 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:17,325 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] [2024-11-28 04:09:17,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2024-11-28 04:09:17,326 INFO L396 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:17,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:17,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1887055293, now seen corresponding path program 1 times [2024-11-28 04:09:17,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:17,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502943792] [2024-11-28 04:09:17,326 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:17,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:19,159 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:19,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:19,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502943792] [2024-11-28 04:09:19,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502943792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:19,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:19,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:09:19,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654359390] [2024-11-28 04:09:19,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:19,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:09:19,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:19,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:09:19,160 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:09:19,160 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) [2024-11-28 04:09:20,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:20,712 INFO L93 Difference]: Finished difference Result 18426 states and 24930 transitions. [2024-11-28 04:09:20,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:09:20,712 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 [2024-11-28 04:09:20,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:20,722 INFO L225 Difference]: With dead ends: 18426 [2024-11-28 04:09:20,722 INFO L226 Difference]: Without dead ends: 11282 [2024-11-28 04:09:20,728 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-11-28 04:09:20,728 INFO L435 NwaCegarLoop]: 927 mSDtfsCounter, 1142 mSDsluCounter, 6353 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1144 SdHoareTripleChecker+Valid, 7280 SdHoareTripleChecker+Invalid, 766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:20,728 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1144 Valid, 7280 Invalid, 766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 763 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-28 04:09:20,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11282 states. [2024-11-28 04:09:20,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11282 to 11276. [2024-11-28 04:09:20,856 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) [2024-11-28 04:09:20,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11276 states to 11276 states and 15047 transitions. [2024-11-28 04:09:20,869 INFO L78 Accepts]: Start accepts. Automaton has 11276 states and 15047 transitions. Word has length 285 [2024-11-28 04:09:20,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:20,869 INFO L471 AbstractCegarLoop]: Abstraction has 11276 states and 15047 transitions. [2024-11-28 04:09:20,869 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) [2024-11-28 04:09:20,869 INFO L276 IsEmpty]: Start isEmpty. Operand 11276 states and 15047 transitions. [2024-11-28 04:09:20,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:20,873 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:20,874 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] [2024-11-28 04:09:20,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2024-11-28 04:09:20,874 INFO L396 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:20,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:20,874 INFO L85 PathProgramCache]: Analyzing trace with hash 323614433, now seen corresponding path program 1 times [2024-11-28 04:09:20,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:20,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274955289] [2024-11-28 04:09:20,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:20,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:22,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:22,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:22,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274955289] [2024-11-28 04:09:22,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274955289] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:22,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:22,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:09:22,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364023467] [2024-11-28 04:09:22,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:22,098 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:09:22,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:22,099 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:09:22,099 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:09:22,099 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) [2024-11-28 04:09:23,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:23,252 INFO L93 Difference]: Finished difference Result 19505 states and 26266 transitions. [2024-11-28 04:09:23,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:09:23,253 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 [2024-11-28 04:09:23,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:23,265 INFO L225 Difference]: With dead ends: 19505 [2024-11-28 04:09:23,265 INFO L226 Difference]: Without dead ends: 12787 [2024-11-28 04:09:23,271 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 [2024-11-28 04:09:23,271 INFO L435 NwaCegarLoop]: 1023 mSDtfsCounter, 1051 mSDsluCounter, 6877 mSDsCounter, 0 mSdLazyCounter, 409 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 7900 SdHoareTripleChecker+Invalid, 412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:23,271 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1051 Valid, 7900 Invalid, 412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 409 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:09:23,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12787 states. [2024-11-28 04:09:23,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12787 to 10956. [2024-11-28 04:09:23,411 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) [2024-11-28 04:09:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10956 states to 10956 states and 14613 transitions. [2024-11-28 04:09:23,425 INFO L78 Accepts]: Start accepts. Automaton has 10956 states and 14613 transitions. Word has length 285 [2024-11-28 04:09:23,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:23,425 INFO L471 AbstractCegarLoop]: Abstraction has 10956 states and 14613 transitions. [2024-11-28 04:09:23,425 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) [2024-11-28 04:09:23,425 INFO L276 IsEmpty]: Start isEmpty. Operand 10956 states and 14613 transitions. [2024-11-28 04:09:23,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:23,430 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:23,430 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] [2024-11-28 04:09:23,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2024-11-28 04:09:23,431 INFO L396 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:23,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:23,431 INFO L85 PathProgramCache]: Analyzing trace with hash -180925920, now seen corresponding path program 1 times [2024-11-28 04:09:23,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:23,431 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942734232] [2024-11-28 04:09:23,431 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:23,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:24,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:24,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942734232] [2024-11-28 04:09:24,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942734232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:24,838 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:24,838 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:09:24,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265276691] [2024-11-28 04:09:24,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:24,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:09:24,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:24,839 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:09:24,839 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:09:24,839 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) [2024-11-28 04:09:26,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:26,263 INFO L93 Difference]: Finished difference Result 19227 states and 25808 transitions. [2024-11-28 04:09:26,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:09:26,264 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 [2024-11-28 04:09:26,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:26,276 INFO L225 Difference]: With dead ends: 19227 [2024-11-28 04:09:26,276 INFO L226 Difference]: Without dead ends: 12255 [2024-11-28 04:09:26,282 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:09:26,283 INFO L435 NwaCegarLoop]: 924 mSDtfsCounter, 1157 mSDsluCounter, 6406 mSDsCounter, 0 mSdLazyCounter, 450 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s 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, 0.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:26,283 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1157 Valid, 7330 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 450 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-28 04:09:26,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12255 states. [2024-11-28 04:09:26,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12255 to 10964. [2024-11-28 04:09:26,510 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) [2024-11-28 04:09:26,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10964 states to 10964 states and 14617 transitions. [2024-11-28 04:09:26,523 INFO L78 Accepts]: Start accepts. Automaton has 10964 states and 14617 transitions. Word has length 285 [2024-11-28 04:09:26,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:26,524 INFO L471 AbstractCegarLoop]: Abstraction has 10964 states and 14617 transitions. [2024-11-28 04:09:26,524 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) [2024-11-28 04:09:26,524 INFO L276 IsEmpty]: Start isEmpty. Operand 10964 states and 14617 transitions. [2024-11-28 04:09:26,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:26,528 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:26,529 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] [2024-11-28 04:09:26,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2024-11-28 04:09:26,529 INFO L396 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:26,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:26,529 INFO L85 PathProgramCache]: Analyzing trace with hash -812488004, now seen corresponding path program 1 times [2024-11-28 04:09:26,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:26,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708679291] [2024-11-28 04:09:26,529 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:26,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:27,108 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:27,108 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:27,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708679291] [2024-11-28 04:09:27,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708679291] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:27,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:27,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:09:27,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433227097] [2024-11-28 04:09:27,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:27,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:09:27,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:27,110 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:09:27,110 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:09:27,110 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) [2024-11-28 04:09:27,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:27,254 INFO L93 Difference]: Finished difference Result 18913 states and 25461 transitions. [2024-11-28 04:09:27,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:09:27,254 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 [2024-11-28 04:09:27,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:27,266 INFO L225 Difference]: With dead ends: 18913 [2024-11-28 04:09:27,267 INFO L226 Difference]: Without dead ends: 11132 [2024-11-28 04:09:27,274 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 [2024-11-28 04:09:27,274 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 [2024-11-28 04:09:27,274 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] [2024-11-28 04:09:27,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11132 states. [2024-11-28 04:09:27,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11132 to 11132. [2024-11-28 04:09:27,427 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) [2024-11-28 04:09:27,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11132 states to 11132 states and 14807 transitions. [2024-11-28 04:09:27,441 INFO L78 Accepts]: Start accepts. Automaton has 11132 states and 14807 transitions. Word has length 285 [2024-11-28 04:09:27,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:27,441 INFO L471 AbstractCegarLoop]: Abstraction has 11132 states and 14807 transitions. [2024-11-28 04:09:27,442 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) [2024-11-28 04:09:27,442 INFO L276 IsEmpty]: Start isEmpty. Operand 11132 states and 14807 transitions. [2024-11-28 04:09:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-28 04:09:27,446 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:27,447 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] [2024-11-28 04:09:27,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2024-11-28 04:09:27,447 INFO L396 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:27,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:27,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1532121004, now seen corresponding path program 1 times [2024-11-28 04:09:27,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:27,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275775185] [2024-11-28 04:09:27,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:27,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:29,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:29,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:29,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275775185] [2024-11-28 04:09:29,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275775185] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:29,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:29,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 04:09:29,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000662520] [2024-11-28 04:09:29,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:29,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:09:29,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:29,500 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:09:29,500 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:09:29,501 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) [2024-11-28 04:09:30,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:30,658 INFO L93 Difference]: Finished difference Result 13608 states and 18112 transitions. [2024-11-28 04:09:30,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:09:30,659 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 [2024-11-28 04:09:30,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:30,669 INFO L225 Difference]: With dead ends: 13608 [2024-11-28 04:09:30,669 INFO L226 Difference]: Without dead ends: 10039 [2024-11-28 04:09:30,674 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=53, Invalid=157, Unknown=0, NotChecked=0, Total=210 [2024-11-28 04:09:30,674 INFO L435 NwaCegarLoop]: 954 mSDtfsCounter, 1739 mSDsluCounter, 6651 mSDsCounter, 0 mSdLazyCounter, 353 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1741 SdHoareTripleChecker+Valid, 7605 SdHoareTripleChecker+Invalid, 354 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:30,674 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1741 Valid, 7605 Invalid, 354 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 353 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 04:09:30,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10039 states. [2024-11-28 04:09:30,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10039 to 7569. [2024-11-28 04:09:30,789 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) [2024-11-28 04:09:30,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 9967 transitions. [2024-11-28 04:09:30,799 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 9967 transitions. Word has length 285 [2024-11-28 04:09:30,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:30,799 INFO L471 AbstractCegarLoop]: Abstraction has 7569 states and 9967 transitions. [2024-11-28 04:09:30,800 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) [2024-11-28 04:09:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 9967 transitions. [2024-11-28 04:09:30,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-28 04:09:30,804 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:30,804 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] [2024-11-28 04:09:30,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2024-11-28 04:09:30,804 INFO L396 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:30,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:30,805 INFO L85 PathProgramCache]: Analyzing trace with hash 940277645, now seen corresponding path program 1 times [2024-11-28 04:09:30,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:30,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246337669] [2024-11-28 04:09:30,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:30,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:31,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:33,079 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:33,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:33,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246337669] [2024-11-28 04:09:33,079 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246337669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:33,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:33,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-28 04:09:33,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970493679] [2024-11-28 04:09:33,079 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:33,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 04:09:33,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:33,080 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 04:09:33,080 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-11-28 04:09:33,081 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) [2024-11-28 04:09:35,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:35,362 INFO L93 Difference]: Finished difference Result 11593 states and 15483 transitions. [2024-11-28 04:09:35,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 04:09:35,363 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 [2024-11-28 04:09:35,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:35,372 INFO L225 Difference]: With dead ends: 11593 [2024-11-28 04:09:35,372 INFO L226 Difference]: Without dead ends: 7615 [2024-11-28 04:09:35,376 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2024-11-28 04:09:35,376 INFO L435 NwaCegarLoop]: 911 mSDtfsCounter, 1462 mSDsluCounter, 8284 mSDsCounter, 0 mSdLazyCounter, 702 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1464 SdHoareTripleChecker+Valid, 9195 SdHoareTripleChecker+Invalid, 705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:35,377 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1464 Valid, 9195 Invalid, 705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 702 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-28 04:09:35,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7615 states. [2024-11-28 04:09:35,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7615 to 7569. [2024-11-28 04:09:35,573 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) [2024-11-28 04:09:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 9963 transitions. [2024-11-28 04:09:35,583 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 9963 transitions. Word has length 286 [2024-11-28 04:09:35,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:35,583 INFO L471 AbstractCegarLoop]: Abstraction has 7569 states and 9963 transitions. [2024-11-28 04:09:35,583 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) [2024-11-28 04:09:35,583 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 9963 transitions. [2024-11-28 04:09:35,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-28 04:09:35,587 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:35,587 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] [2024-11-28 04:09:35,588 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2024-11-28 04:09:35,588 INFO L396 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:35,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:35,588 INFO L85 PathProgramCache]: Analyzing trace with hash -958210134, now seen corresponding path program 1 times [2024-11-28 04:09:35,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:35,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080306427] [2024-11-28 04:09:35,588 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:35,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:37,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:37,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:37,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080306427] [2024-11-28 04:09:37,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080306427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:37,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:37,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 04:09:37,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681630861] [2024-11-28 04:09:37,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:37,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 04:09:37,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:37,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 04:09:37,921 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2024-11-28 04:09:37,922 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) [2024-11-28 04:09:40,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:40,709 INFO L93 Difference]: Finished difference Result 11235 states and 15055 transitions. [2024-11-28 04:09:40,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 04:09:40,710 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 [2024-11-28 04:09:40,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:40,718 INFO L225 Difference]: With dead ends: 11235 [2024-11-28 04:09:40,719 INFO L226 Difference]: Without dead ends: 7557 [2024-11-28 04:09:40,723 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2024-11-28 04:09:40,723 INFO L435 NwaCegarLoop]: 907 mSDtfsCounter, 1751 mSDsluCounter, 8907 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1753 SdHoareTripleChecker+Valid, 9814 SdHoareTripleChecker+Invalid, 874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:40,723 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1753 Valid, 9814 Invalid, 874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-28 04:09:40,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7557 states. [2024-11-28 04:09:40,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7557 to 7553. [2024-11-28 04:09:40,833 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) [2024-11-28 04:09:40,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7553 states to 7553 states and 9943 transitions. [2024-11-28 04:09:40,844 INFO L78 Accepts]: Start accepts. Automaton has 7553 states and 9943 transitions. Word has length 286 [2024-11-28 04:09:40,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:40,844 INFO L471 AbstractCegarLoop]: Abstraction has 7553 states and 9943 transitions. [2024-11-28 04:09:40,844 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) [2024-11-28 04:09:40,844 INFO L276 IsEmpty]: Start isEmpty. Operand 7553 states and 9943 transitions. [2024-11-28 04:09:40,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-28 04:09:40,848 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:40,848 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] [2024-11-28 04:09:40,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2024-11-28 04:09:40,849 INFO L396 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:40,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:40,849 INFO L85 PathProgramCache]: Analyzing trace with hash -118324484, now seen corresponding path program 1 times [2024-11-28 04:09:40,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:40,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066777747] [2024-11-28 04:09:40,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:40,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:41,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:41,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:41,609 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066777747] [2024-11-28 04:09:41,609 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066777747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:41,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:41,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:41,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42152721] [2024-11-28 04:09:41,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:41,610 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:09:41,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:41,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:09:41,611 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:09:41,611 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) [2024-11-28 04:09:41,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:41,936 INFO L93 Difference]: Finished difference Result 11665 states and 15573 transitions. [2024-11-28 04:09:41,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:09:41,936 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 [2024-11-28 04:09:41,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:41,945 INFO L225 Difference]: With dead ends: 11665 [2024-11-28 04:09:41,945 INFO L226 Difference]: Without dead ends: 7645 [2024-11-28 04:09:41,949 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 [2024-11-28 04:09:41,950 INFO L435 NwaCegarLoop]: 953 mSDtfsCounter, 833 mSDsluCounter, 1902 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:41,950 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [833 Valid, 2855 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:09:41,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7645 states. [2024-11-28 04:09:42,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7645 to 7573. [2024-11-28 04:09:42,088 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) [2024-11-28 04:09:42,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7573 states to 7573 states and 9967 transitions. [2024-11-28 04:09:42,099 INFO L78 Accepts]: Start accepts. Automaton has 7573 states and 9967 transitions. Word has length 286 [2024-11-28 04:09:42,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:42,100 INFO L471 AbstractCegarLoop]: Abstraction has 7573 states and 9967 transitions. [2024-11-28 04:09:42,100 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) [2024-11-28 04:09:42,100 INFO L276 IsEmpty]: Start isEmpty. Operand 7573 states and 9967 transitions. [2024-11-28 04:09:42,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-28 04:09:42,107 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:42,107 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] [2024-11-28 04:09:42,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2024-11-28 04:09:42,108 INFO L396 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:42,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:42,108 INFO L85 PathProgramCache]: Analyzing trace with hash -475589060, now seen corresponding path program 1 times [2024-11-28 04:09:42,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:42,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040251851] [2024-11-28 04:09:42,109 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:42,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:42,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:43,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:43,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040251851] [2024-11-28 04:09:43,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040251851] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:43,744 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:43,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:09:43,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459201174] [2024-11-28 04:09:43,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:43,745 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:09:43,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:43,746 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:09:43,746 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:09:43,746 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) [2024-11-28 04:09:45,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:45,864 INFO L93 Difference]: Finished difference Result 11259 states and 15085 transitions. [2024-11-28 04:09:45,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:09:45,864 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 [2024-11-28 04:09:45,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:45,873 INFO L225 Difference]: With dead ends: 11259 [2024-11-28 04:09:45,873 INFO L226 Difference]: Without dead ends: 7587 [2024-11-28 04:09:45,877 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:09:45,877 INFO L435 NwaCegarLoop]: 875 mSDtfsCounter, 1798 mSDsluCounter, 6081 mSDsCounter, 0 mSdLazyCounter, 802 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1800 SdHoareTripleChecker+Valid, 6956 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:45,878 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1800 Valid, 6956 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 802 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 04:09:45,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7587 states. [2024-11-28 04:09:45,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7587 to 7409. [2024-11-28 04:09:45,993 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) [2024-11-28 04:09:46,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7409 states to 7409 states and 9767 transitions. [2024-11-28 04:09:46,005 INFO L78 Accepts]: Start accepts. Automaton has 7409 states and 9767 transitions. Word has length 286 [2024-11-28 04:09:46,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:46,005 INFO L471 AbstractCegarLoop]: Abstraction has 7409 states and 9767 transitions. [2024-11-28 04:09:46,005 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) [2024-11-28 04:09:46,006 INFO L276 IsEmpty]: Start isEmpty. Operand 7409 states and 9767 transitions. [2024-11-28 04:09:46,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-28 04:09:46,010 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:46,010 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] [2024-11-28 04:09:46,011 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2024-11-28 04:09:46,011 INFO L396 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:46,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:46,011 INFO L85 PathProgramCache]: Analyzing trace with hash 26603251, now seen corresponding path program 1 times [2024-11-28 04:09:46,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:46,011 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1822271547] [2024-11-28 04:09:46,011 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:46,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:47,710 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:47,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1822271547] [2024-11-28 04:09:47,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1822271547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:47,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:47,710 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-28 04:09:47,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205689401] [2024-11-28 04:09:47,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:47,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-28 04:09:47,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:47,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-28 04:09:47,712 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:09:47,712 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) [2024-11-28 04:09:49,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:49,815 INFO L93 Difference]: Finished difference Result 11057 states and 14841 transitions. [2024-11-28 04:09:49,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-28 04:09:49,816 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 [2024-11-28 04:09:49,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:49,823 INFO L225 Difference]: With dead ends: 11057 [2024-11-28 04:09:49,823 INFO L226 Difference]: Without dead ends: 7417 [2024-11-28 04:09:49,826 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=67, Invalid=275, Unknown=0, NotChecked=0, Total=342 [2024-11-28 04:09:49,826 INFO L435 NwaCegarLoop]: 873 mSDtfsCounter, 1621 mSDsluCounter, 6281 mSDsCounter, 0 mSdLazyCounter, 848 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1623 SdHoareTripleChecker+Valid, 7154 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:09:49,826 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1623 Valid, 7154 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 848 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 04:09:49,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7417 states. [2024-11-28 04:09:49,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7417 to 7411. [2024-11-28 04:09:49,929 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) [2024-11-28 04:09:49,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 9769 transitions. [2024-11-28 04:09:49,942 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 9769 transitions. Word has length 286 [2024-11-28 04:09:49,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:49,943 INFO L471 AbstractCegarLoop]: Abstraction has 7411 states and 9769 transitions. [2024-11-28 04:09:49,943 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) [2024-11-28 04:09:49,943 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 9769 transitions. [2024-11-28 04:09:49,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2024-11-28 04:09:49,949 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:49,949 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, 1, 1, 1] [2024-11-28 04:09:49,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2024-11-28 04:09:49,949 INFO L396 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:49,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:49,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1979536256, now seen corresponding path program 1 times [2024-11-28 04:09:49,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:49,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335008038] [2024-11-28 04:09:49,950 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:49,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:50,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-28 04:09:50,899 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:50,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335008038] [2024-11-28 04:09:50,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335008038] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:09:50,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109116566] [2024-11-28 04:09:50,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:50,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:09:50,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:09:50,902 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:09:50,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:09:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:53,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 1241 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 04:09:53,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:09:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:09:53,176 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:09:53,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1109116566] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:53,176 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:09:53,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2024-11-28 04:09:53,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719334647] [2024-11-28 04:09:53,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:53,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:09:53,178 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:53,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:09:53,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:09:53,179 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) [2024-11-28 04:09:53,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:53,402 INFO L93 Difference]: Finished difference Result 14558 states and 19144 transitions. [2024-11-28 04:09:53,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:09:53,403 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 [2024-11-28 04:09:53,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:53,409 INFO L225 Difference]: With dead ends: 14558 [2024-11-28 04:09:53,410 INFO L226 Difference]: Without dead ends: 7411 [2024-11-28 04:09:53,415 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 [2024-11-28 04:09:53,415 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 [2024-11-28 04:09:53,416 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] [2024-11-28 04:09:53,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7411 states. [2024-11-28 04:09:53,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7411 to 7411. [2024-11-28 04:09:53,594 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) [2024-11-28 04:09:53,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 9745 transitions. [2024-11-28 04:09:53,606 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 9745 transitions. Word has length 287 [2024-11-28 04:09:53,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:53,607 INFO L471 AbstractCegarLoop]: Abstraction has 7411 states and 9745 transitions. [2024-11-28 04:09:53,607 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) [2024-11-28 04:09:53,607 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 9745 transitions. [2024-11-28 04:09:53,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2024-11-28 04:09:53,611 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:53,612 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] [2024-11-28 04:09:53,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 04:09:53,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:09:53,812 INFO L396 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:53,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:53,813 INFO L85 PathProgramCache]: Analyzing trace with hash -1048042333, now seen corresponding path program 1 times [2024-11-28 04:09:53,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:53,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044595042] [2024-11-28 04:09:53,813 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:53,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:54,683 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:54,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:54,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044595042] [2024-11-28 04:09:54,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044595042] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:54,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:54,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 04:09:54,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824697487] [2024-11-28 04:09:54,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:54,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:09:54,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:54,685 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:09:54,685 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:09:54,685 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) [2024-11-28 04:09:55,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:55,567 INFO L93 Difference]: Finished difference Result 14853 states and 19519 transitions. [2024-11-28 04:09:55,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:09:55,568 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 [2024-11-28 04:09:55,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:55,574 INFO L225 Difference]: With dead ends: 14853 [2024-11-28 04:09:55,574 INFO L226 Difference]: Without dead ends: 7592 [2024-11-28 04:09:55,578 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 [2024-11-28 04:09:55,579 INFO L435 NwaCegarLoop]: 901 mSDtfsCounter, 1037 mSDsluCounter, 4472 mSDsCounter, 0 mSdLazyCounter, 452 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1039 SdHoareTripleChecker+Valid, 5373 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 [2024-11-28 04:09:55,579 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1039 Valid, 5373 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 04:09:55,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7592 states. [2024-11-28 04:09:55,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7592 to 7592. [2024-11-28 04:09:55,674 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) [2024-11-28 04:09:55,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7592 states to 7592 states and 9988 transitions. [2024-11-28 04:09:55,683 INFO L78 Accepts]: Start accepts. Automaton has 7592 states and 9988 transitions. Word has length 288 [2024-11-28 04:09:55,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:55,683 INFO L471 AbstractCegarLoop]: Abstraction has 7592 states and 9988 transitions. [2024-11-28 04:09:55,683 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) [2024-11-28 04:09:55,683 INFO L276 IsEmpty]: Start isEmpty. Operand 7592 states and 9988 transitions. [2024-11-28 04:09:55,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-28 04:09:55,687 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:55,687 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] [2024-11-28 04:09:55,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2024-11-28 04:09:55,687 INFO L396 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:55,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:55,688 INFO L85 PathProgramCache]: Analyzing trace with hash 2083128953, now seen corresponding path program 1 times [2024-11-28 04:09:55,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:55,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004307914] [2024-11-28 04:09:55,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:55,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:09:56,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:09:56,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:09:56,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004307914] [2024-11-28 04:09:56,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004307914] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:09:56,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:09:56,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:09:56,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122595851] [2024-11-28 04:09:56,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:09:56,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:09:56,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:09:56,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:09:56,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:09:56,103 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) [2024-11-28 04:09:56,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:09:56,233 INFO L93 Difference]: Finished difference Result 14799 states and 19429 transitions. [2024-11-28 04:09:56,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 04:09:56,233 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 [2024-11-28 04:09:56,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:09:56,241 INFO L225 Difference]: With dead ends: 14799 [2024-11-28 04:09:56,241 INFO L226 Difference]: Without dead ends: 7411 [2024-11-28 04:09:56,245 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 [2024-11-28 04:09:56,245 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 [2024-11-28 04:09:56,246 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] [2024-11-28 04:09:56,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7411 states. [2024-11-28 04:09:56,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7411 to 7411. [2024-11-28 04:09:56,343 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) [2024-11-28 04:09:56,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7411 states to 7411 states and 9744 transitions. [2024-11-28 04:09:56,353 INFO L78 Accepts]: Start accepts. Automaton has 7411 states and 9744 transitions. Word has length 289 [2024-11-28 04:09:56,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:09:56,353 INFO L471 AbstractCegarLoop]: Abstraction has 7411 states and 9744 transitions. [2024-11-28 04:09:56,353 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) [2024-11-28 04:09:56,353 INFO L276 IsEmpty]: Start isEmpty. Operand 7411 states and 9744 transitions. [2024-11-28 04:09:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2024-11-28 04:09:56,357 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:09:56,357 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] [2024-11-28 04:09:56,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2024-11-28 04:09:56,357 INFO L396 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:09:56,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:09:56,357 INFO L85 PathProgramCache]: Analyzing trace with hash -348360737, now seen corresponding path program 1 times [2024-11-28 04:09:56,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:09:56,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937117970] [2024-11-28 04:09:56,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:09:56,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:09:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:09:56,868 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 04:09:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 04:09:57,841 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 04:09:57,841 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 04:09:57,842 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 04:09:57,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2024-11-28 04:09:57,848 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] [2024-11-28 04:09:58,183 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 04:09:58,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:09:58 BoogieIcfgContainer [2024-11-28 04:09:58,186 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 04:09:58,187 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 04:09:58,187 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 04:09:58,188 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 04:09:58,189 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:03:18" (3/4) ... [2024-11-28 04:09:58,191 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 04:09:58,192 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 04:09:58,193 INFO L158 Benchmark]: Toolchain (without parser) took 406624.17ms. Allocated memory was 117.4MB in the beginning and 2.3GB in the end (delta: 2.2GB). Free memory was 92.6MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 325.8MB. Max. memory is 16.1GB. [2024-11-28 04:09:58,193 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 04:09:58,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 880.16ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 58.0MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 04:09:58,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 324.65ms. Allocated memory is still 117.4MB. Free memory was 58.0MB in the beginning and 61.7MB in the end (delta: -3.7MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2024-11-28 04:09:58,194 INFO L158 Benchmark]: Boogie Preprocessor took 402.82ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 61.7MB in the beginning and 295.1MB in the end (delta: -233.4MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-11-28 04:09:58,194 INFO L158 Benchmark]: RCFGBuilder took 4857.94ms. Allocated memory is still 352.3MB. Free memory was 295.1MB in the beginning and 143.8MB in the end (delta: 151.4MB). Peak memory consumption was 204.2MB. Max. memory is 16.1GB. [2024-11-28 04:09:58,194 INFO L158 Benchmark]: TraceAbstraction took 400137.57ms. Allocated memory was 352.3MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 143.8MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. [2024-11-28 04:09:58,194 INFO L158 Benchmark]: Witness Printer took 5.27ms. Allocated memory is still 2.3GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 202.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 04:09:58,195 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 880.16ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 58.0MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 324.65ms. Allocated memory is still 117.4MB. Free memory was 58.0MB in the beginning and 61.7MB in the end (delta: -3.7MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 402.82ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 61.7MB in the beginning and 295.1MB in the end (delta: -233.4MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * RCFGBuilder took 4857.94ms. Allocated memory is still 352.3MB. Free memory was 295.1MB in the beginning and 143.8MB in the end (delta: 151.4MB). Peak memory consumption was 204.2MB. Max. memory is 16.1GB. * TraceAbstraction took 400137.57ms. Allocated memory was 352.3MB in the beginning and 2.3GB in the end (delta: 1.9GB). Free memory was 143.8MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 135.1MB. Max. memory is 16.1GB. * Witness Printer took 5.27ms. Allocated memory is still 2.3GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 202.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 288, overapproximation of bitwiseAnd at line 280, overapproximation of bitwiseAnd at line 231, overapproximation of bitwiseAnd at line 439, overapproximation of bitwiseAnd at line 256, overapproximation of bitwiseAnd at line 203, overapproximation of bitwiseAnd at line 239, overapproximation of bitwiseAnd at line 296, overapproximation of bitwiseAnd at line 284, overapproximation of bitwiseAnd at line 272, overapproximation of bitwiseAnd at line 235, overapproximation of bitwiseAnd at line 268, overapproximation of bitwiseAnd at line 260, overapproximation of bitwiseAnd at line 292, overapproximation of bitwiseAnd at line 243, overapproximation of bitwiseAnd at line 188, overapproximation of bitwiseAnd at line 227, overapproximation of bitwiseAnd at line 247, overapproximation of bitwiseAnd at line 300. 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: 399.7s, OverallIterations: 212, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, AutomataDifference: 153.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 256224 SdHoareTripleChecker+Valid, 104.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 256047 mSDsluCounter, 1256828 SdHoareTripleChecker+Invalid, 94.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1047523 mSDsCounter, 362 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 72838 IncrementalHoareTripleChecker+Invalid, 73202 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 362 mSolverCounterUnsat, 209305 mSDtfsCounter, 72838 mSolverCounterSat, 2.8s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3357 GetRequests, 1193 SyntacticMatches, 27 SemanticMatches, 2137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2911 ImplicationChecksByTransitivity, 50.7s 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: 20.4s AutomataMinimizationTime, 211 MinimizatonAttempts, 113961 StatesRemovedByMinimization, 173 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 2.4s SsaConstructionTime, 54.4s SatisfiabilityAnalysisTime, 154.7s 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 [2024-11-28 04:09:58,413 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-28 04:09:58,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/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_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/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_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:10:01,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:10:01,699 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-28 04:10:01,714 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:10:01,715 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:10:01,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:10:01,762 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:10:01,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:10:01,763 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:10:01,764 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:10:01,764 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:10:01,764 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:10:01,765 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:10:01,765 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:10:01,766 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:10:01,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:10:01,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:10:01,767 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:10:01,767 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:10:01,767 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:10:01,767 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:10:01,767 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 04:10:01,767 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 04:10:01,768 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 04:10:01,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:10:01,768 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:10:01,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:10:01,768 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:10:01,768 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:10:01,768 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:10:01,768 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:10:01,768 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:10:01,768 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:10:01,769 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:10:01,769 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:10:01,769 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:10:01,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:10:01,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:10:01,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:10:01,769 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:10:01,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:10:01,769 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 04:10:01,769 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 04:10:01,770 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:10:01,770 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:10:01,770 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:10:01,770 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:10:01,770 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_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cc1df8b460086dc2c8e81ed9dc44fcfcc5d4615833dbf347c269d9f2b0ea709 [2024-11-28 04:10:02,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:10:02,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:10:02,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:10:02,168 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:10:02,169 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:10:02,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-28 04:10:05,701 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data/6af7ab063/74f04f60bcd74c648acfd730b6e197a0/FLAGa7715049c [2024-11-28 04:10:06,112 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:10:06,113 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-28 04:10:06,141 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data/6af7ab063/74f04f60bcd74c648acfd730b6e197a0/FLAGa7715049c [2024-11-28 04:10:06,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/data/6af7ab063/74f04f60bcd74c648acfd730b6e197a0 [2024-11-28 04:10:06,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:10:06,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:10:06,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:10:06,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:10:06,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:10:06,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:10:06" (1/1) ... [2024-11-28 04:10:06,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b67f3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:06, skipping insertion in model container [2024-11-28 04:10:06,316 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:10:06" (1/1) ... [2024-11-28 04:10:06,371 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:10:06,579 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_4fac40f2-c754-4ec3-b681-60ea768d969c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-28 04:10:06,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:10:06,879 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:10:06,890 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_4fac40f2-c754-4ec3-b681-60ea768d969c/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c[1311,1324] [2024-11-28 04:10:07,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:10:07,051 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:10:07,052 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07 WrapperNode [2024-11-28 04:10:07,052 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:10:07,053 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:10:07,053 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:10:07,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:10:07,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,151 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 655 [2024-11-28 04:10:07,152 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:10:07,152 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:10:07,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:10:07,152 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:10:07,168 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,181 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,237 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]. [2024-11-28 04:10:07,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,272 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,277 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,280 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,285 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,293 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,307 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:10:07,308 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:10:07,308 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:10:07,308 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:10:07,309 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (1/1) ... [2024-11-28 04:10:07,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:10:07,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:10:07,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:10:07,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:10:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:10:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 04:10:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:10:07,388 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:10:07,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:10:07,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:10:07,654 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:10:07,656 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:10:08,758 INFO L? ?]: Removed 267 outVars from TransFormulas that were not future-live. [2024-11-28 04:10:08,759 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:10:08,773 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:10:08,773 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 04:10:08,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:10:08 BoogieIcfgContainer [2024-11-28 04:10:08,774 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:10:08,778 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:10:08,778 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:10:08,784 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:10:08,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:10:06" (1/3) ... [2024-11-28 04:10:08,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a4467a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:10:08, skipping insertion in model container [2024-11-28 04:10:08,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:10:07" (2/3) ... [2024-11-28 04:10:08,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a4467a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:10:08, skipping insertion in model container [2024-11-28 04:10:08,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:10:08" (3/3) ... [2024-11-28 04:10:08,788 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.safe_intersymbol_analog_estimation_convergence.c [2024-11-28 04:10:08,807 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:10:08,809 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. [2024-11-28 04:10:08,878 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:10:08,898 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;@6a1812a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:10:08,898 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:10:08,902 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) [2024-11-28 04:10:08,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-28 04:10:08,909 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:08,910 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:10:08,910 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:10:08,915 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:08,916 INFO L85 PathProgramCache]: Analyzing trace with hash 584130565, now seen corresponding path program 1 times [2024-11-28 04:10:08,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:10:08,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [667484949] [2024-11-28 04:10:08,932 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:08,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:08,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:10:08,938 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:10:08,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:10:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:09,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:10:09,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:09,549 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-28 04:10:09,549 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:10:09,550 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:10:09,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667484949] [2024-11-28 04:10:09,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667484949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:10:09,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:10:09,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 04:10:09,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521819680] [2024-11-28 04:10:09,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:10:09,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:10:09,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:10:09,582 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:10:09,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:10:09,586 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) [2024-11-28 04:10:09,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:10:09,605 INFO L93 Difference]: Finished difference Result 31 states and 40 transitions. [2024-11-28 04:10:09,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:10:09,607 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 [2024-11-28 04:10:09,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:10:09,614 INFO L225 Difference]: With dead ends: 31 [2024-11-28 04:10:09,614 INFO L226 Difference]: Without dead ends: 15 [2024-11-28 04:10:09,617 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 [2024-11-28 04:10:09,624 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 [2024-11-28 04:10:09,625 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] [2024-11-28 04:10:09,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2024-11-28 04:10:09,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-28 04:10:09,663 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) [2024-11-28 04:10:09,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2024-11-28 04:10:09,672 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 17 [2024-11-28 04:10:09,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:10:09,673 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2024-11-28 04:10:09,673 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) [2024-11-28 04:10:09,673 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2024-11-28 04:10:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-28 04:10:09,676 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:09,676 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:10:09,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:10:09,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:09,878 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:10:09,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:09,878 INFO L85 PathProgramCache]: Analyzing trace with hash 899554305, now seen corresponding path program 1 times [2024-11-28 04:10:09,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:10:09,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1405253557] [2024-11-28 04:10:09,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:09,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:09,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:10:09,882 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:10:09,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:10:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:10,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-28 04:10:10,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-28 04:10:10,973 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:11,406 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:10:11,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405253557] [2024-11-28 04:10:11,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405253557] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:11,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [939774454] [2024-11-28 04:10:11,407 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:11,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:10:11,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:10:11,410 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:10:11,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-28 04:10:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:12,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-28 04:10:12,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:12,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-28 04:10:12,419 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:10:12,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [939774454] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:10:12,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:10:12,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 7 [2024-11-28 04:10:12,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444620229] [2024-11-28 04:10:12,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:10:12,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:10:12,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:10:12,423 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:10:12,424 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:10:12,425 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) [2024-11-28 04:10:12,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:10:12,759 INFO L93 Difference]: Finished difference Result 24 states and 27 transitions. [2024-11-28 04:10:12,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:10:12,760 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 [2024-11-28 04:10:12,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:10:12,761 INFO L225 Difference]: With dead ends: 24 [2024-11-28 04:10:12,761 INFO L226 Difference]: Without dead ends: 22 [2024-11-28 04:10:12,762 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:10:12,763 INFO L435 NwaCegarLoop]: 11 mSDtfsCounter, 2 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s 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, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:10:12,765 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 32 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:10:12,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2024-11-28 04:10:12,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 21. [2024-11-28 04:10:12,775 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) [2024-11-28 04:10:12,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 24 transitions. [2024-11-28 04:10:12,776 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 24 transitions. Word has length 17 [2024-11-28 04:10:12,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:10:12,778 INFO L471 AbstractCegarLoop]: Abstraction has 21 states and 24 transitions. [2024-11-28 04:10:12,778 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) [2024-11-28 04:10:12,778 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-11-28 04:10:12,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-28 04:10:12,779 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:12,779 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2024-11-28 04:10:12,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-28 04:10:12,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 04:10:13,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:13,185 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:10:13,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:13,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1718916253, now seen corresponding path program 1 times [2024-11-28 04:10:13,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:10:13,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [820512175] [2024-11-28 04:10:13,187 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:13,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:13,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:10:13,192 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:10:13,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 04:10:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:13,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-28 04:10:13,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:14,568 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-28 04:10:14,568 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:14,795 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:10:14,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820512175] [2024-11-28 04:10:14,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820512175] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:14,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [164653391] [2024-11-28 04:10:14,795 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:10:14,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:10:14,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:10:14,798 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:10:14,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-28 04:10:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:10:16,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-28 04:10:16,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:16,604 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-28 04:10:16,604 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:16,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [164653391] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:16,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:10:16,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2024-11-28 04:10:16,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920541690] [2024-11-28 04:10:16,832 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:10:16,833 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:10:16,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:10:16,833 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:10:16,834 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:10:16,834 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) [2024-11-28 04:10:17,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:10:17,407 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2024-11-28 04:10:17,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 04:10:17,408 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 [2024-11-28 04:10:17,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:10:17,409 INFO L225 Difference]: With dead ends: 31 [2024-11-28 04:10:17,409 INFO L226 Difference]: Without dead ends: 29 [2024-11-28 04:10:17,410 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 [2024-11-28 04:10:17,411 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:10:17,413 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 32 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 04:10:17,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2024-11-28 04:10:17,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 28. [2024-11-28 04:10:17,423 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) [2024-11-28 04:10:17,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2024-11-28 04:10:17,424 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 33 transitions. Word has length 32 [2024-11-28 04:10:17,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:10:17,425 INFO L471 AbstractCegarLoop]: Abstraction has 28 states and 33 transitions. [2024-11-28 04:10:17,425 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) [2024-11-28 04:10:17,425 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2024-11-28 04:10:17,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-28 04:10:17,426 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:17,426 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1] [2024-11-28 04:10:17,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-28 04:10:17,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-28 04:10:17,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:17,832 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:10:17,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:17,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1689441343, now seen corresponding path program 2 times [2024-11-28 04:10:17,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:10:17,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1228891355] [2024-11-28 04:10:17,837 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 04:10:17,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:17,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:10:17,840 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:10:17,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-28 04:10:18,659 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-28 04:10:18,659 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 04:10:18,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-28 04:10:18,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:19,415 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-28 04:10:19,416 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:19,654 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:10:19,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1228891355] [2024-11-28 04:10:19,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1228891355] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:19,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1701018167] [2024-11-28 04:10:19,655 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 04:10:19,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:10:19,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:10:19,660 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:10:19,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-28 04:10:21,288 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-28 04:10:21,288 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 04:10:21,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-28 04:10:21,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:21,993 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-28 04:10:21,994 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:22,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1701018167] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:22,198 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:10:22,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2024-11-28 04:10:22,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951776250] [2024-11-28 04:10:22,198 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:10:22,199 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 04:10:22,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:10:22,199 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 04:10:22,200 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-28 04:10:22,200 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) [2024-11-28 04:10:22,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:10:22,983 INFO L93 Difference]: Finished difference Result 38 states and 45 transitions. [2024-11-28 04:10:22,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 04:10:22,983 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 [2024-11-28 04:10:22,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:10:22,984 INFO L225 Difference]: With dead ends: 38 [2024-11-28 04:10:22,985 INFO L226 Difference]: Without dead ends: 36 [2024-11-28 04:10:22,985 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 [2024-11-28 04:10:22,986 INFO L435 NwaCegarLoop]: 15 mSDtfsCounter, 2 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s 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, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:10:22,986 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 59 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:10:22,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2024-11-28 04:10:22,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 35. [2024-11-28 04:10:22,997 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) [2024-11-28 04:10:22,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 42 transitions. [2024-11-28 04:10:22,999 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 42 transitions. Word has length 47 [2024-11-28 04:10:22,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:10:22,999 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 42 transitions. [2024-11-28 04:10:23,000 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) [2024-11-28 04:10:23,000 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2024-11-28 04:10:23,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-28 04:10:23,001 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:23,001 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1] [2024-11-28 04:10:23,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-28 04:10:23,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-28 04:10:23,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:10:23,402 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:10:23,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:23,403 INFO L85 PathProgramCache]: Analyzing trace with hash -110959709, now seen corresponding path program 3 times [2024-11-28 04:10:23,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:10:23,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [979527767] [2024-11-28 04:10:23,406 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-28 04:10:23,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:23,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:10:23,409 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:10:23,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-28 04:10:26,258 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-28 04:10:26,259 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 04:10:26,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-28 04:10:26,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:27,449 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-28 04:10:27,450 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:27,716 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:10:27,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979527767] [2024-11-28 04:10:27,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979527767] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:27,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1114602548] [2024-11-28 04:10:27,717 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-28 04:10:27,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:10:27,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:10:27,720 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:10:27,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-28 04:10:29,929 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-11-28 04:10:29,929 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 04:10:29,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 1095 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-28 04:10:29,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:30,689 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-11-28 04:10:30,690 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:30,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1114602548] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:30,859 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:10:30,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2024-11-28 04:10:30,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367977471] [2024-11-28 04:10:30,859 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:10:30,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 04:10:30,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:10:30,860 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 04:10:30,860 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:10:30,860 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) [2024-11-28 04:10:32,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:10:32,054 INFO L93 Difference]: Finished difference Result 45 states and 54 transitions. [2024-11-28 04:10:32,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-28 04:10:32,055 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 [2024-11-28 04:10:32,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:10:32,056 INFO L225 Difference]: With dead ends: 45 [2024-11-28 04:10:32,056 INFO L226 Difference]: Without dead ends: 43 [2024-11-28 04:10:32,057 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 [2024-11-28 04:10:32,058 INFO L435 NwaCegarLoop]: 23 mSDtfsCounter, 2 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s 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 [2024-11-28 04:10:32,058 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] [2024-11-28 04:10:32,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2024-11-28 04:10:32,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42. [2024-11-28 04:10:32,069 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) [2024-11-28 04:10:32,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 51 transitions. [2024-11-28 04:10:32,070 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 51 transitions. Word has length 62 [2024-11-28 04:10:32,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:10:32,071 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 51 transitions. [2024-11-28 04:10:32,071 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) [2024-11-28 04:10:32,071 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2024-11-28 04:10:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-28 04:10:32,073 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:32,074 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1] [2024-11-28 04:10:32,093 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-28 04:10:32,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-28 04:10:32,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt [2024-11-28 04:10:32,475 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:10:32,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:32,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1997417345, now seen corresponding path program 4 times [2024-11-28 04:10:32,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:10:32,477 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1408648682] [2024-11-28 04:10:32,477 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-28 04:10:32,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:32,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:10:32,479 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:10:32,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-28 04:10:33,696 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-28 04:10:33,696 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 04:10:33,729 INFO L256 TraceCheckSpWp]: Trace formula consists of 1374 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-28 04:10:33,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:34,785 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-28 04:10:34,785 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:35,019 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:10:35,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408648682] [2024-11-28 04:10:35,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408648682] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:35,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [117121450] [2024-11-28 04:10:35,019 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-11-28 04:10:35,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:10:35,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:10:35,024 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:10:35,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-28 04:10:37,621 INFO L229 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-11-28 04:10:37,622 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 04:10:37,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 1374 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-28 04:10:37,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:10:38,542 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-28 04:10:38,542 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:10:38,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [117121450] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:10:38,723 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:10:38,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2024-11-28 04:10:38,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285902044] [2024-11-28 04:10:38,723 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:10:38,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:10:38,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:10:38,725 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:10:38,725 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-28 04:10:38,725 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) [2024-11-28 04:10:41,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:10:41,102 INFO L93 Difference]: Finished difference Result 52 states and 63 transitions. [2024-11-28 04:10:41,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 04:10:41,103 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 [2024-11-28 04:10:41,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:10:41,104 INFO L225 Difference]: With dead ends: 52 [2024-11-28 04:10:41,104 INFO L226 Difference]: Without dead ends: 50 [2024-11-28 04:10:41,105 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 [2024-11-28 04:10:41,106 INFO L435 NwaCegarLoop]: 27 mSDtfsCounter, 2 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s 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, 2.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:10:41,106 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 133 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-28 04:10:41,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-28 04:10:41,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 49. [2024-11-28 04:10:41,120 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) [2024-11-28 04:10:41,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 60 transitions. [2024-11-28 04:10:41,122 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 60 transitions. Word has length 77 [2024-11-28 04:10:41,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:10:41,123 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 60 transitions. [2024-11-28 04:10:41,123 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) [2024-11-28 04:10:41,123 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2024-11-28 04:10:41,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-28 04:10:41,125 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:10:41,125 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 6, 6, 6, 6, 6, 6, 6, 5, 5, 1, 1, 1, 1] [2024-11-28 04:10:41,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-28 04:10:41,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-28 04:10:41,525 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:41,526 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:10:41,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:10:41,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1626706973, now seen corresponding path program 5 times [2024-11-28 04:10:41,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:10:41,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2132407607] [2024-11-28 04:10:41,529 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-28 04:10:41,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:10:41,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:10:41,532 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:10:41,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-28 04:11:04,512 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-11-28 04:11:04,512 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 04:11:04,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-28 04:11:04,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:11:05,847 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-28 04:11:05,847 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:11:06,080 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 04:11:06,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2132407607] [2024-11-28 04:11:06,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2132407607] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:11:06,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [827543800] [2024-11-28 04:11:06,080 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-11-28 04:11:06,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 04:11:06,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 04:11:06,083 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 04:11:06,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-28 04:11:15,214 INFO L229 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-11-28 04:11:15,214 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 04:11:15,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 42 conjuncts are in the unsatisfiable core [2024-11-28 04:11:15,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:11:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-28 04:11:16,442 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 04:11:16,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [827543800] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:11:16,646 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 04:11:16,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 10 [2024-11-28 04:11:16,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838003861] [2024-11-28 04:11:16,647 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 04:11:16,647 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 04:11:16,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 04:11:16,648 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 04:11:16,648 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-11-28 04:11:16,649 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) [2024-11-28 04:11:19,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:11:19,153 INFO L93 Difference]: Finished difference Result 59 states and 72 transitions. [2024-11-28 04:11:19,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-28 04:11:19,154 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 [2024-11-28 04:11:19,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:11:19,155 INFO L225 Difference]: With dead ends: 59 [2024-11-28 04:11:19,155 INFO L226 Difference]: Without dead ends: 57 [2024-11-28 04:11:19,156 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 179 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2024-11-28 04:11:19,156 INFO L435 NwaCegarLoop]: 31 mSDtfsCounter, 2 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s 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, 2.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:11:19,157 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 186 Invalid, 320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2024-11-28 04:11:19,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2024-11-28 04:11:19,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 56. [2024-11-28 04:11:19,180 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) [2024-11-28 04:11:19,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 69 transitions. [2024-11-28 04:11:19,183 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 69 transitions. Word has length 92 [2024-11-28 04:11:19,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:11:19,184 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 69 transitions. [2024-11-28 04:11:19,186 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) [2024-11-28 04:11:19,186 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2024-11-28 04:11:19,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-28 04:11:19,190 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:11:19,190 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 7, 7, 7, 7, 7, 6, 6, 1, 1, 1, 1] [2024-11-28 04:11:19,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-28 04:11:19,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-28 04:11:19,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:11:19,591 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:11:19,592 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:11:19,592 INFO L85 PathProgramCache]: Analyzing trace with hash -790815935, now seen corresponding path program 6 times [2024-11-28 04:11:19,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 04:11:19,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1894380554] [2024-11-28 04:11:19,594 INFO L95 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-11-28 04:11:19,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:11:19,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:11:19,597 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:11:19,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fac40f2-c754-4ec3-b681-60ea768d969c/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-28 04:11:29,661 INFO L229 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-11-28 04:11:29,661 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 04:11:29,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 1863 conjuncts, 691 conjuncts are in the unsatisfiable core [2024-11-28 04:11:29,856 INFO L279 TraceCheckSpWp]: Computing forward predicates...