./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-7.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e5d824b03b1062bc80d2a26259481f4ec625cce3bb4d233966c7a76128ce8234 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:20:50,092 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:20:50,174 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:20:50,180 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:20:50,180 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:20:50,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:20:50,211 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:20:50,212 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:20:50,213 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:20:50,214 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:20:50,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:20:50,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:20:50,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:20:50,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:20:50,217 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:20:50,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:20:50,218 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:20:50,219 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:20:50,219 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:20:50,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:20:50,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:20:50,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:20:50,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:20:50,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:20:50,222 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:20:50,223 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:20:50,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:20:50,224 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:20:50,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:20:50,225 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:20:50,225 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:20:50,226 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:20:50,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:20:50,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:20:50,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:20:50,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:20:50,228 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:20:50,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:20:50,229 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:20:50,230 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:20:50,230 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:20:50,231 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:20:50,231 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5d824b03b1062bc80d2a26259481f4ec625cce3bb4d233966c7a76128ce8234 [2024-11-08 18:20:50,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:20:50,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:20:50,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:20:50,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:20:50,608 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:20:50,610 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-7.i Unable to find full path for "g++" [2024-11-08 18:20:52,909 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:20:53,244 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:20:53,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-7.i [2024-11-08 18:20:53,271 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/data/b01dabf92/b917103cd6b641709b7e2d50485e8b6e/FLAG4cb6ed139 [2024-11-08 18:20:53,297 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/data/b01dabf92/b917103cd6b641709b7e2d50485e8b6e [2024-11-08 18:20:53,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:20:53,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:20:53,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:20:53,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:20:53,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:20:53,317 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:20:53" (1/1) ... [2024-11-08 18:20:53,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52a29717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:53, skipping insertion in model container [2024-11-08 18:20:53,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:20:53" (1/1) ... [2024-11-08 18:20:53,384 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:20:53,616 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_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-7.i[915,928] [2024-11-08 18:20:53,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:20:53,863 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:20:53,879 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_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-7.i[915,928] [2024-11-08 18:20:54,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:20:54,045 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:20:54,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54 WrapperNode [2024-11-08 18:20:54,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:20:54,047 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:20:54,047 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:20:54,047 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:20:54,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,156 INFO L138 Inliner]: procedures = 26, calls = 90, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 543 [2024-11-08 18:20:54,156 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:20:54,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:20:54,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:20:54,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:20:54,179 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,187 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,220 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]. [2024-11-08 18:20:54,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,251 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,265 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:20:54,281 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:20:54,281 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:20:54,281 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:20:54,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (1/1) ... [2024-11-08 18:20:54,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:20:54,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:20:54,333 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:20:54,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:20:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:20:54,382 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:20:54,383 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:20:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:20:54,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:20:54,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:20:54,578 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:20:54,583 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:20:55,906 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-08 18:20:55,906 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:20:55,935 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:20:55,939 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:20:55,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:20:55 BoogieIcfgContainer [2024-11-08 18:20:55,939 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:20:55,942 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:20:55,943 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:20:55,947 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:20:55,947 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:20:53" (1/3) ... [2024-11-08 18:20:55,948 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f8197e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:20:55, skipping insertion in model container [2024-11-08 18:20:55,948 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:20:54" (2/3) ... [2024-11-08 18:20:55,949 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f8197e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:20:55, skipping insertion in model container [2024-11-08 18:20:55,949 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:20:55" (3/3) ... [2024-11-08 18:20:55,950 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-7.i [2024-11-08 18:20:55,973 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:20:55,973 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:20:56,069 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:20:56,077 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;@57adf439, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:20:56,077 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:20:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand has 227 states, 147 states have (on average 1.510204081632653) internal successors, (222), 148 states have internal predecessors, (222), 77 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2024-11-08 18:20:56,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-11-08 18:20:56,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:20:56,120 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:20:56,120 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:20:56,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:20:56,127 INFO L85 PathProgramCache]: Analyzing trace with hash 2003412636, now seen corresponding path program 1 times [2024-11-08 18:20:56,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:20:56,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666233900] [2024-11-08 18:20:56,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:20:56,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:20:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:20:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:20:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:20:56,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:20:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:20:56,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:20:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:20:56,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:20:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:20:56,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:20:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:20:56,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:20:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:20:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:20:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:20:56,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:20:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:20:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:20:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:20:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:56,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:20:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:20:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:20:57,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:20:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:20:57,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:20:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:20:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:20:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:20:57,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:20:57,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:20:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:20:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:20:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:20:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:20:57,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:20:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:20:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:20:57,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:20:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:20:57,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:20:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:20:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:20:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:20:57,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:20:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:20:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:20:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:20:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:20:57,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:20:57,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:20:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:20:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:20:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:20:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:20:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:20:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:20:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:20:57,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:20:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:20:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:20:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:20:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:20:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:20:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:20:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:20:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:20:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:20:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:20:57,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:20:57,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:20:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:20:57,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:20:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:20:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:20:57,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:20:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:20:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:20:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:57,369 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:20:57,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:20:57,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666233900] [2024-11-08 18:20:57,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666233900] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:20:57,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:20:57,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:20:57,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559274728] [2024-11-08 18:20:57,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:20:57,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:20:57,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:20:57,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:20:57,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:20:57,418 INFO L87 Difference]: Start difference. First operand has 227 states, 147 states have (on average 1.510204081632653) internal successors, (222), 148 states have internal predecessors, (222), 77 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) Second operand has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 2 states have call successors, (77) [2024-11-08 18:20:57,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:20:57,494 INFO L93 Difference]: Finished difference Result 447 states and 823 transitions. [2024-11-08 18:20:57,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:20:57,500 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 2 states have call successors, (77) Word has length 482 [2024-11-08 18:20:57,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:20:57,516 INFO L225 Difference]: With dead ends: 447 [2024-11-08 18:20:57,517 INFO L226 Difference]: Without dead ends: 223 [2024-11-08 18:20:57,528 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:20:57,535 INFO L432 NwaCegarLoop]: 369 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, 369 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 [2024-11-08 18:20:57,537 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 369 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:20:57,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-08 18:20:57,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2024-11-08 18:20:57,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 144 states have (on average 1.4930555555555556) internal successors, (215), 144 states have internal predecessors, (215), 77 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2024-11-08 18:20:57,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 369 transitions. [2024-11-08 18:20:57,665 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 369 transitions. Word has length 482 [2024-11-08 18:20:57,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:20:57,666 INFO L471 AbstractCegarLoop]: Abstraction has 223 states and 369 transitions. [2024-11-08 18:20:57,667 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.0) internal successors, (100), 2 states have internal predecessors, (100), 2 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 2 states have call successors, (77) [2024-11-08 18:20:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 369 transitions. [2024-11-08 18:20:57,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-11-08 18:20:57,683 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:20:57,684 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:20:57,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:20:57,684 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:20:57,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:20:57,685 INFO L85 PathProgramCache]: Analyzing trace with hash -630296726, now seen corresponding path program 1 times [2024-11-08 18:20:57,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:20:57,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675632134] [2024-11-08 18:20:57,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:20:57,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:20:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:20:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:20:58,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:20:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:20:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:20:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:20:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:20:58,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:20:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:20:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:20:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:20:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:20:58,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:20:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:20:58,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:20:58,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:20:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:20:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:20:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:20:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:20:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:20:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:20:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:20:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:20:58,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:20:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:20:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:20:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:20:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:20:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:20:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:20:58,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:20:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:20:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:20:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:20:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:20:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:20:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:20:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:20:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:20:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:20:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:20:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:20:58,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:20:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:20:58,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:20:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:20:58,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:20:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:20:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:20:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:20:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:20:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:20:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:20:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:20:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:20:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:20:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:20:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:20:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:20:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:20:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:20:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:20:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:20:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:20:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:20:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:20:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:20:58,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:20:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:20:58,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:20:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:20:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:20:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:20:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:20:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:20:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:20:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:58,543 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:20:58,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:20:58,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675632134] [2024-11-08 18:20:58,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675632134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:20:58,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:20:58,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:20:58,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788824916] [2024-11-08 18:20:58,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:20:58,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:20:58,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:20:58,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:20:58,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:20:58,552 INFO L87 Difference]: Start difference. First operand 223 states and 369 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:20:58,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:20:58,691 INFO L93 Difference]: Finished difference Result 582 states and 959 transitions. [2024-11-08 18:20:58,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:20:58,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 482 [2024-11-08 18:20:58,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:20:58,709 INFO L225 Difference]: With dead ends: 582 [2024-11-08 18:20:58,711 INFO L226 Difference]: Without dead ends: 362 [2024-11-08 18:20:58,713 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:20:58,715 INFO L432 NwaCegarLoop]: 370 mSDtfsCounter, 232 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:20:58,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 711 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:20:58,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2024-11-08 18:20:58,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 359. [2024-11-08 18:20:58,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 220 states have (on average 1.4318181818181819) internal successors, (315), 221 states have internal predecessors, (315), 136 states have call successors, (136), 2 states have call predecessors, (136), 2 states have return successors, (136), 135 states have call predecessors, (136), 136 states have call successors, (136) [2024-11-08 18:20:58,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 587 transitions. [2024-11-08 18:20:58,844 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 587 transitions. Word has length 482 [2024-11-08 18:20:58,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:20:58,850 INFO L471 AbstractCegarLoop]: Abstraction has 359 states and 587 transitions. [2024-11-08 18:20:58,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:20:58,851 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 587 transitions. [2024-11-08 18:20:58,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-11-08 18:20:58,868 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:20:58,868 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:20:58,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 18:20:58,869 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:20:58,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:20:58,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1413688086, now seen corresponding path program 1 times [2024-11-08 18:20:58,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:20:58,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [264387806] [2024-11-08 18:20:58,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:20:58,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:20:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:20:59,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:20:59,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:20:59,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:20:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:20:59,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:20:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:20:59,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:20:59,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:20:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:20:59,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:20:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:20:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:20:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:20:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:20:59,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:20:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:20:59,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:20:59,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:20:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:20:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:20:59,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:20:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:20:59,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:20:59,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:20:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:20:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:20:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:20:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:20:59,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:20:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:20:59,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:20:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:20:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:20:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:20:59,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:20:59,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:20:59,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:20:59,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:20:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:20:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:20:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:20:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:20:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:20:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:20:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:20:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:20:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:20:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:20:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:20:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:20:59,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:20:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:20:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:20:59,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:20:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:20:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:20:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:20:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:20:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:20:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:20:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:20:59,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:20:59,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:20:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:20:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:20:59,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:20:59,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:20:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:20:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:20:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:20:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:20:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:20:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:20:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:20:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:20:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:20:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:20:59,640 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:20:59,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:20:59,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [264387806] [2024-11-08 18:20:59,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [264387806] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:20:59,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:20:59,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:20:59,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376298266] [2024-11-08 18:20:59,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:20:59,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:20:59,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:20:59,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:20:59,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:20:59,649 INFO L87 Difference]: Start difference. First operand 359 states and 587 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:20:59,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:20:59,765 INFO L93 Difference]: Finished difference Result 722 states and 1176 transitions. [2024-11-08 18:20:59,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:20:59,766 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 482 [2024-11-08 18:20:59,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:20:59,773 INFO L225 Difference]: With dead ends: 722 [2024-11-08 18:20:59,774 INFO L226 Difference]: Without dead ends: 366 [2024-11-08 18:20:59,777 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:20:59,779 INFO L432 NwaCegarLoop]: 527 mSDtfsCounter, 214 mSDsluCounter, 356 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:20:59,783 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 883 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:20:59,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2024-11-08 18:20:59,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 241. [2024-11-08 18:20:59,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 161 states have (on average 1.484472049689441) internal successors, (239), 161 states have internal predecessors, (239), 77 states have call successors, (77), 2 states have call predecessors, (77), 2 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2024-11-08 18:20:59,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 393 transitions. [2024-11-08 18:20:59,829 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 393 transitions. Word has length 482 [2024-11-08 18:20:59,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:20:59,834 INFO L471 AbstractCegarLoop]: Abstraction has 241 states and 393 transitions. [2024-11-08 18:20:59,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:20:59,834 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 393 transitions. [2024-11-08 18:20:59,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2024-11-08 18:20:59,850 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:20:59,850 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:20:59,851 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 18:20:59,851 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:20:59,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:20:59,852 INFO L85 PathProgramCache]: Analyzing trace with hash 231922348, now seen corresponding path program 1 times [2024-11-08 18:20:59,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:20:59,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853332194] [2024-11-08 18:20:59,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:20:59,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:21:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:21:00,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:21:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:21:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:21:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:21:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:21:00,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:21:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:21:00,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:21:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:21:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:21:00,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:21:00,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:21:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:21:00,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:21:00,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:21:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:21:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:21:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:21:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:21:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:21:00,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:21:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:21:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:21:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:21:00,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:21:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:21:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:21:00,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:21:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:21:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:21:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:21:00,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:21:00,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:00,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:21:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:21:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:21:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:21:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:21:01,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:21:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:21:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:21:01,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:21:01,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:21:01,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:21:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:21:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:21:01,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:21:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:21:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:21:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:21:01,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:21:01,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:21:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:21:01,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:21:01,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:21:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:21:01,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:21:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:21:01,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:21:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:21:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:21:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:21:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:21:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:21:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:21:01,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:21:01,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:21:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:21:01,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:21:01,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:21:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:21:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:21:01,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:21:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:21:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:21:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:21:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:21:01,237 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:21:01,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853332194] [2024-11-08 18:21:01,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853332194] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:01,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:01,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:21:01,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900395131] [2024-11-08 18:21:01,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:01,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 18:21:01,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:21:01,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 18:21:01,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:21:01,243 INFO L87 Difference]: Start difference. First operand 241 states and 393 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:01,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:01,291 INFO L93 Difference]: Finished difference Result 480 states and 785 transitions. [2024-11-08 18:21:01,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 18:21:01,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 482 [2024-11-08 18:21:01,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:01,296 INFO L225 Difference]: With dead ends: 480 [2024-11-08 18:21:01,297 INFO L226 Difference]: Without dead ends: 242 [2024-11-08 18:21:01,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 18:21:01,300 INFO L432 NwaCegarLoop]: 368 mSDtfsCounter, 0 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:21:01,304 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 728 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:21:01,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-08 18:21:01,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2024-11-08 18:21:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 162 states have (on average 1.4814814814814814) internal successors, (240), 162 states have internal predecessors, (240), 77 states have call successors, (77), 2 states have call predecessors, (77), 2 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2024-11-08 18:21:01,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 394 transitions. [2024-11-08 18:21:01,333 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 394 transitions. Word has length 482 [2024-11-08 18:21:01,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:01,336 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 394 transitions. [2024-11-08 18:21:01,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:01,337 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 394 transitions. [2024-11-08 18:21:01,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2024-11-08 18:21:01,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:01,350 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:01,350 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 18:21:01,350 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:01,350 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:01,351 INFO L85 PathProgramCache]: Analyzing trace with hash 292820020, now seen corresponding path program 1 times [2024-11-08 18:21:01,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:01,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365346404] [2024-11-08 18:21:01,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:01,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:01,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:21:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:21:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:21:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:21:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:21:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:21:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:21:01,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:21:01,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:21:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:21:01,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:21:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:21:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:21:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:21:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:21:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:21:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:21:01,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:21:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:21:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:21:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:21:01,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:21:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:21:01,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:21:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:21:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:21:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:21:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:21:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:21:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:21:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:21:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:21:01,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:01,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:21:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:21:02,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:21:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:21:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:21:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:21:02,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:21:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:21:02,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:21:02,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:21:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:21:02,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:21:02,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:21:02,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:21:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:21:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:21:02,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:21:02,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:21:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:21:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:21:02,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:21:02,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:21:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:21:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:21:02,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:21:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:21:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:21:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:21:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:21:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:21:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:21:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:21:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:21:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:21:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:21:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:21:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:21:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:21:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:21:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:21:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:21:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:21:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:21:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:21:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:21:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:21:02,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:21:02,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365346404] [2024-11-08 18:21:02,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365346404] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:02,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:02,286 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 18:21:02,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111363632] [2024-11-08 18:21:02,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:02,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:21:02,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:21:02,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:21:02,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:21:02,292 INFO L87 Difference]: Start difference. First operand 242 states and 394 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:02,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:02,878 INFO L93 Difference]: Finished difference Result 743 states and 1216 transitions. [2024-11-08 18:21:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:21:02,879 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 483 [2024-11-08 18:21:02,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:02,885 INFO L225 Difference]: With dead ends: 743 [2024-11-08 18:21:02,885 INFO L226 Difference]: Without dead ends: 504 [2024-11-08 18:21:02,886 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:21:02,889 INFO L432 NwaCegarLoop]: 508 mSDtfsCounter, 381 mSDsluCounter, 683 mSDsCounter, 0 mSdLazyCounter, 182 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 381 SdHoareTripleChecker+Valid, 1191 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 18:21:02,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [381 Valid, 1191 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 182 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 18:21:02,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2024-11-08 18:21:02,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 498. [2024-11-08 18:21:02,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 366 states have (on average 1.540983606557377) internal successors, (564), 368 states have internal predecessors, (564), 127 states have call successors, (127), 4 states have call predecessors, (127), 4 states have return successors, (127), 125 states have call predecessors, (127), 127 states have call successors, (127) [2024-11-08 18:21:02,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 818 transitions. [2024-11-08 18:21:02,943 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 818 transitions. Word has length 483 [2024-11-08 18:21:02,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:02,948 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 818 transitions. [2024-11-08 18:21:02,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:02,949 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 818 transitions. [2024-11-08 18:21:02,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-11-08 18:21:02,964 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:02,965 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:02,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 18:21:02,965 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:02,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:02,966 INFO L85 PathProgramCache]: Analyzing trace with hash 2099447495, now seen corresponding path program 1 times [2024-11-08 18:21:02,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:02,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203664506] [2024-11-08 18:21:02,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:02,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:21:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:21:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:21:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:21:03,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:21:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:21:03,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:21:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:21:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:21:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:21:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:21:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:21:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:21:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:21:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:21:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:21:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:03,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:21:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:21:04,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:21:04,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:21:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:21:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:21:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:21:04,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:21:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:21:04,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:21:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:21:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:21:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:21:04,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:21:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:21:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:21:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:21:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:21:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:21:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:21:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:21:04,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:21:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:21:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:21:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:21:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:21:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:21:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:21:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:21:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:21:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:21:04,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:21:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:21:04,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:21:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:21:04,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:21:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:21:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:21:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:21:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:21:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:21:04,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:21:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:21:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:21:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:21:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:21:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:21:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:21:04,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:21:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:21:04,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:21:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:21:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:21:04,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:21:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:21:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:21:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:21:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:21:04,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:21:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:21:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:21:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:21:04,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:21:04,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203664506] [2024-11-08 18:21:04,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203664506] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:04,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:04,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:21:04,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501738998] [2024-11-08 18:21:04,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:04,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:21:04,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:21:04,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:21:04,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:21:04,579 INFO L87 Difference]: Start difference. First operand 498 states and 818 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) [2024-11-08 18:21:05,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:05,589 INFO L93 Difference]: Finished difference Result 1738 states and 2854 transitions. [2024-11-08 18:21:05,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:21:05,590 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) Word has length 484 [2024-11-08 18:21:05,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:05,603 INFO L225 Difference]: With dead ends: 1738 [2024-11-08 18:21:05,604 INFO L226 Difference]: Without dead ends: 1243 [2024-11-08 18:21:05,606 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:21:05,609 INFO L432 NwaCegarLoop]: 370 mSDtfsCounter, 658 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 1012 SdHoareTripleChecker+Invalid, 381 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-08 18:21:05,610 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [658 Valid, 1012 Invalid, 381 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-08 18:21:05,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2024-11-08 18:21:05,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1031. [2024-11-08 18:21:05,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 767 states have (on average 1.5528031290743156) internal successors, (1191), 771 states have internal predecessors, (1191), 254 states have call successors, (254), 9 states have call predecessors, (254), 9 states have return successors, (254), 250 states have call predecessors, (254), 254 states have call successors, (254) [2024-11-08 18:21:05,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 1699 transitions. [2024-11-08 18:21:05,770 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 1699 transitions. Word has length 484 [2024-11-08 18:21:05,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:05,772 INFO L471 AbstractCegarLoop]: Abstraction has 1031 states and 1699 transitions. [2024-11-08 18:21:05,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 2 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 2 states have call predecessors, (77), 2 states have call successors, (77) [2024-11-08 18:21:05,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 1699 transitions. [2024-11-08 18:21:05,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-11-08 18:21:05,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:05,778 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:05,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 18:21:05,779 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:05,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:05,779 INFO L85 PathProgramCache]: Analyzing trace with hash 727640197, now seen corresponding path program 1 times [2024-11-08 18:21:05,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:05,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730438317] [2024-11-08 18:21:05,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:05,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:21:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:21:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:21:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:21:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:21:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:21:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:21:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:21:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:21:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:21:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:21:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:21:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:21:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:21:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:21:07,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:21:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:21:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:21:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:21:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:21:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:21:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:21:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:21:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:21:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:21:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:21:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:21:07,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:21:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:21:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:21:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:21:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:21:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:21:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:21:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:21:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:21:07,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:21:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:21:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:21:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:07,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:21:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:21:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:21:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:21:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:21:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:21:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:21:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:21:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:21:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:21:08,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:21:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:21:08,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:21:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:21:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:21:08,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:21:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:21:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:21:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:21:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:21:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:21:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:21:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:21:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:21:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:21:08,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:21:08,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:21:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:21:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:21:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:21:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:21:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:21:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:21:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:21:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:21:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:21:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:21:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:21:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:08,161 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:21:08,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:21:08,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730438317] [2024-11-08 18:21:08,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730438317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:08,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:08,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 18:21:08,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961507002] [2024-11-08 18:21:08,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:08,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 18:21:08,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:21:08,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 18:21:08,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-11-08 18:21:08,165 INFO L87 Difference]: Start difference. First operand 1031 states and 1699 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:12,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:12,220 INFO L93 Difference]: Finished difference Result 4593 states and 7539 transitions. [2024-11-08 18:21:12,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 18:21:12,221 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 484 [2024-11-08 18:21:12,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:12,244 INFO L225 Difference]: With dead ends: 4593 [2024-11-08 18:21:12,244 INFO L226 Difference]: Without dead ends: 3565 [2024-11-08 18:21:12,251 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2024-11-08 18:21:12,254 INFO L432 NwaCegarLoop]: 837 mSDtfsCounter, 1944 mSDsluCounter, 1677 mSDsCounter, 0 mSdLazyCounter, 1170 mSolverCounterSat, 369 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1944 SdHoareTripleChecker+Valid, 2514 SdHoareTripleChecker+Invalid, 1539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 369 IncrementalHoareTripleChecker+Valid, 1170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:21:12,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1944 Valid, 2514 Invalid, 1539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [369 Valid, 1170 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2024-11-08 18:21:12,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3565 states. [2024-11-08 18:21:12,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3565 to 1474. [2024-11-08 18:21:12,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1474 states, 1103 states have (on average 1.5548504079782413) internal successors, (1715), 1109 states have internal predecessors, (1715), 356 states have call successors, (356), 14 states have call predecessors, (356), 14 states have return successors, (356), 350 states have call predecessors, (356), 356 states have call successors, (356) [2024-11-08 18:21:12,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1474 states and 2427 transitions. [2024-11-08 18:21:12,572 INFO L78 Accepts]: Start accepts. Automaton has 1474 states and 2427 transitions. Word has length 484 [2024-11-08 18:21:12,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:12,573 INFO L471 AbstractCegarLoop]: Abstraction has 1474 states and 2427 transitions. [2024-11-08 18:21:12,574 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 9 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:12,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 2427 transitions. [2024-11-08 18:21:12,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-11-08 18:21:12,579 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:12,579 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:12,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 18:21:12,580 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:12,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:12,581 INFO L85 PathProgramCache]: Analyzing trace with hash -169753081, now seen corresponding path program 1 times [2024-11-08 18:21:12,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:12,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666250610] [2024-11-08 18:21:12,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:12,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:21:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:21:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:21:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:21:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:21:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:21:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:21:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:21:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:21:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:21:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:21:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:13,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:21:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:21:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:21:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:21:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:21:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:21:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:21:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:21:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:21:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:21:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:21:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:21:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:21:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:21:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:21:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:21:14,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:21:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:21:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:21:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:21:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:21:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:21:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:21:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:21:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:21:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:21:14,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:21:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:21:14,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:21:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:21:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:21:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:21:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:21:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:21:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:21:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:21:14,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:21:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:21:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:21:14,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:21:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:21:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:21:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:21:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:21:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:21:14,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:21:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:21:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:21:14,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:21:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:21:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:21:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:21:14,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:21:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:21:14,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:21:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:21:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:21:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:21:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:21:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:21:14,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:21:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:21:14,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:21:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:21:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:21:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:21:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:14,236 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:21:14,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:21:14,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666250610] [2024-11-08 18:21:14,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666250610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:14,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:14,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:21:14,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671824154] [2024-11-08 18:21:14,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:14,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:21:14,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:21:14,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:21:14,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:21:14,240 INFO L87 Difference]: Start difference. First operand 1474 states and 2427 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:18,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:18,296 INFO L93 Difference]: Finished difference Result 6539 states and 10764 transitions. [2024-11-08 18:21:18,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 18:21:18,297 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 484 [2024-11-08 18:21:18,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:18,330 INFO L225 Difference]: With dead ends: 6539 [2024-11-08 18:21:18,331 INFO L226 Difference]: Without dead ends: 5068 [2024-11-08 18:21:18,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 161 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-08 18:21:18,339 INFO L432 NwaCegarLoop]: 1001 mSDtfsCounter, 1236 mSDsluCounter, 2147 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 3148 SdHoareTripleChecker+Invalid, 1095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:21:18,340 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1236 Valid, 3148 Invalid, 1095 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-08 18:21:18,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5068 states. [2024-11-08 18:21:19,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5068 to 2957. [2024-11-08 18:21:19,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2957 states, 2216 states have (on average 1.5496389891696751) internal successors, (3434), 2228 states have internal predecessors, (3434), 712 states have call successors, (712), 28 states have call predecessors, (712), 28 states have return successors, (712), 700 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-08 18:21:19,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2957 states to 2957 states and 4858 transitions. [2024-11-08 18:21:19,054 INFO L78 Accepts]: Start accepts. Automaton has 2957 states and 4858 transitions. Word has length 484 [2024-11-08 18:21:19,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:19,056 INFO L471 AbstractCegarLoop]: Abstraction has 2957 states and 4858 transitions. [2024-11-08 18:21:19,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:19,056 INFO L276 IsEmpty]: Start isEmpty. Operand 2957 states and 4858 transitions. [2024-11-08 18:21:19,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-11-08 18:21:19,062 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:19,063 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:19,063 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 18:21:19,063 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:19,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:19,064 INFO L85 PathProgramCache]: Analyzing trace with hash 344416696, now seen corresponding path program 1 times [2024-11-08 18:21:19,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:19,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537650306] [2024-11-08 18:21:19,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:19,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:21:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:21:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:21:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:21:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:21:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:21:19,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:21:19,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:21:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:21:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:21:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:21:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:21:19,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:21:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:21:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:21:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:21:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:21:19,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:21:19,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:21:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:21:19,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:21:19,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:21:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:21:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:21:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:21:19,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:21:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:21:19,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:21:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:21:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:21:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:21:19,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:21:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:21:19,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:21:19,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:21:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:21:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:21:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:21:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:21:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:21:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:21:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:21:19,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:21:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:21:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:21:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:21:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:21:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:21:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:21:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:21:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:21:19,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:21:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:21:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:21:19,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:21:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:21:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:21:19,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:21:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:21:19,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:19,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:21:20,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:21:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:21:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:21:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:21:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:21:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:21:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:21:20,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:21:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:21:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:21:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:21:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:21:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:21:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:21:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:21:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:21:20,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:21:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:20,073 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:21:20,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:21:20,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537650306] [2024-11-08 18:21:20,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537650306] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:20,074 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:20,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 18:21:20,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585130834] [2024-11-08 18:21:20,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:20,076 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 18:21:20,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:21:20,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 18:21:20,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:21:20,079 INFO L87 Difference]: Start difference. First operand 2957 states and 4858 transitions. Second operand has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:20,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:20,592 INFO L93 Difference]: Finished difference Result 5989 states and 9829 transitions. [2024-11-08 18:21:20,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 18:21:20,593 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 484 [2024-11-08 18:21:20,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:20,615 INFO L225 Difference]: With dead ends: 5989 [2024-11-08 18:21:20,615 INFO L226 Difference]: Without dead ends: 3035 [2024-11-08 18:21:20,624 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:21:20,627 INFO L432 NwaCegarLoop]: 371 mSDtfsCounter, 4 mSDsluCounter, 730 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1101 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:21:20,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1101 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:21:20,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3035 states. [2024-11-08 18:21:21,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3035 to 3027. [2024-11-08 18:21:21,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3027 states, 2286 states have (on average 1.537182852143482) internal successors, (3514), 2298 states have internal predecessors, (3514), 712 states have call successors, (712), 28 states have call predecessors, (712), 28 states have return successors, (712), 700 states have call predecessors, (712), 712 states have call successors, (712) [2024-11-08 18:21:21,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3027 states to 3027 states and 4938 transitions. [2024-11-08 18:21:21,218 INFO L78 Accepts]: Start accepts. Automaton has 3027 states and 4938 transitions. Word has length 484 [2024-11-08 18:21:21,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:21,219 INFO L471 AbstractCegarLoop]: Abstraction has 3027 states and 4938 transitions. [2024-11-08 18:21:21,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 20.4) internal successors, (102), 5 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:21,220 INFO L276 IsEmpty]: Start isEmpty. Operand 3027 states and 4938 transitions. [2024-11-08 18:21:21,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-11-08 18:21:21,226 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:21,226 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:21,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 18:21:21,227 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:21,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:21,228 INFO L85 PathProgramCache]: Analyzing trace with hash 1730620090, now seen corresponding path program 1 times [2024-11-08 18:21:21,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:21,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704590803] [2024-11-08 18:21:21,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:21,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:21:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-08 18:21:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-08 18:21:22,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-08 18:21:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-08 18:21:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-08 18:21:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-08 18:21:22,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-11-08 18:21:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 18:21:22,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-11-08 18:21:22,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:21:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-08 18:21:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:21:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-08 18:21:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:21:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-08 18:21:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:21:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-08 18:21:22,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:21:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-08 18:21:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-08 18:21:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-08 18:21:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-08 18:21:22,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-08 18:21:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-08 18:21:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-08 18:21:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-08 18:21:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-08 18:21:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-08 18:21:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-11-08 18:21:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-08 18:21:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-11-08 18:21:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-08 18:21:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-11-08 18:21:22,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-08 18:21:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-08 18:21:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-08 18:21:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-08 18:21:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2024-11-08 18:21:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2024-11-08 18:21:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2024-11-08 18:21:22,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-11-08 18:21:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-08 18:21:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-08 18:21:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-08 18:21:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-08 18:21:22,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-11-08 18:21:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-08 18:21:22,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-08 18:21:22,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 18:21:22,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-08 18:21:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2024-11-08 18:21:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-08 18:21:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2024-11-08 18:21:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2024-11-08 18:21:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-11-08 18:21:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2024-11-08 18:21:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-11-08 18:21:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2024-11-08 18:21:22,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2024-11-08 18:21:22,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2024-11-08 18:21:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2024-11-08 18:21:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2024-11-08 18:21:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2024-11-08 18:21:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:22,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2024-11-08 18:21:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2024-11-08 18:21:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2024-11-08 18:21:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2024-11-08 18:21:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2024-11-08 18:21:23,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2024-11-08 18:21:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 398 [2024-11-08 18:21:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 404 [2024-11-08 18:21:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-11-08 18:21:23,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-11-08 18:21:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2024-11-08 18:21:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-11-08 18:21:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2024-11-08 18:21:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:21:23,051 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2024-11-08 18:21:23,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:21:23,052 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704590803] [2024-11-08 18:21:23,052 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704590803] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:21:23,052 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:21:23,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-08 18:21:23,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256565525] [2024-11-08 18:21:23,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:21:23,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-08 18:21:23,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:21:23,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-08 18:21:23,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:21:23,055 INFO L87 Difference]: Start difference. First operand 3027 states and 4938 transitions. Second operand has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:25,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:21:25,684 INFO L93 Difference]: Finished difference Result 8821 states and 14409 transitions. [2024-11-08 18:21:25,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-08 18:21:25,685 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) Word has length 484 [2024-11-08 18:21:25,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:21:25,723 INFO L225 Difference]: With dead ends: 8821 [2024-11-08 18:21:25,723 INFO L226 Difference]: Without dead ends: 5787 [2024-11-08 18:21:25,734 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-08 18:21:25,735 INFO L432 NwaCegarLoop]: 416 mSDtfsCounter, 1415 mSDsluCounter, 695 mSDsCounter, 0 mSdLazyCounter, 377 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1415 SdHoareTripleChecker+Valid, 1111 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:21:25,736 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1415 Valid, 1111 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 377 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 18:21:25,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5787 states. [2024-11-08 18:21:26,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5787 to 3303. [2024-11-08 18:21:26,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3303 states, 2534 states have (on average 1.5485398579321232) internal successors, (3924), 2547 states have internal predecessors, (3924), 738 states have call successors, (738), 30 states have call predecessors, (738), 30 states have return successors, (738), 725 states have call predecessors, (738), 738 states have call successors, (738) [2024-11-08 18:21:26,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 3303 states and 5400 transitions. [2024-11-08 18:21:26,431 INFO L78 Accepts]: Start accepts. Automaton has 3303 states and 5400 transitions. Word has length 484 [2024-11-08 18:21:26,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:21:26,432 INFO L471 AbstractCegarLoop]: Abstraction has 3303 states and 5400 transitions. [2024-11-08 18:21:26,432 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.0) internal successors, (102), 6 states have internal predecessors, (102), 1 states have call successors, (77), 1 states have call predecessors, (77), 1 states have return successors, (77), 1 states have call predecessors, (77), 1 states have call successors, (77) [2024-11-08 18:21:26,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3303 states and 5400 transitions. [2024-11-08 18:21:26,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 485 [2024-11-08 18:21:26,440 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:21:26,440 INFO L215 NwaCegarLoop]: trace histogram [77, 77, 77, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:21:26,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-08 18:21:26,441 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:21:26,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:21:26,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1482473596, now seen corresponding path program 1 times [2024-11-08 18:21:26,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:21:26,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396230035] [2024-11-08 18:21:26,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:26,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:21:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:21:26,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1079243696] [2024-11-08 18:21:26,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:21:26,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:21:26,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:21:26,894 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:21:26,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3ae3d82-70ab-45e2-ad43-fa0e934fdd9d/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:22:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:22:13,628 INFO L255 TraceCheckSpWp]: Trace formula consists of 1068 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 18:22:13,663 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:22:28,595 INFO L134 CoverageAnalysis]: Checked inductivity of 11704 backedges. 5534 proven. 174 refuted. 0 times theorem prover too weak. 5996 trivial. 0 not checked. [2024-11-08 18:22:28,595 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:23:24,982 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:23:37,467 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:24:03,639 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:24:19,557 WARN L286 SmtUtils]: Spent 10.35s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:24:27,584 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:24:39,659 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:24:51,714 WARN L286 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:24:59,734 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:25:05,358 WARN L286 SmtUtils]: Spent 5.61s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:26:57,460 WARN L286 SmtUtils]: Spent 1.07m on a formula simplification that was a NOOP. DAG size: 74 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 18:27:05,679 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:27:17,720 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 14 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:27:35,271 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:27:51,598 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:27:59,801 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:28:10,305 WARN L286 SmtUtils]: Spent 6.37s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:28:22,792 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:28:35,000 WARN L286 SmtUtils]: Spent 12.21s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:28:43,013 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:28:48,379 WARN L286 SmtUtils]: Spent 5.37s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:30:45,725 WARN L286 SmtUtils]: Spent 1.39m on a formula simplification that was a NOOP. DAG size: 74 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 18:30:53,870 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:31:08,218 WARN L286 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:31:20,249 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:31:33,202 WARN L286 SmtUtils]: Spent 8.68s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:31:45,224 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:31:53,246 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:32:05,396 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:32:17,475 WARN L286 SmtUtils]: Spent 8.05s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:32:25,592 WARN L286 SmtUtils]: Spent 8.01s on a formula simplification that was a NOOP. DAG size: 16 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:32:45,659 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:33:01,828 WARN L286 SmtUtils]: Spent 8.03s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:33:13,848 WARN L286 SmtUtils]: Spent 12.02s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:33:21,868 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-08 18:33:39,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:33:39,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396230035] [2024-11-08 18:33:39,941 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-08 18:33:39,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1079243696] [2024-11-08 18:33:39,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1079243696] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:33:39,942 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-08 18:33:39,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2024-11-08 18:33:39,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821292329] [2024-11-08 18:33:39,943 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-08 18:33:39,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-08 18:33:39,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:33:39,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-08 18:33:39,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=531, Unknown=24, NotChecked=0, Total=650 [2024-11-08 18:33:39,947 INFO L87 Difference]: Start difference. First operand 3303 states and 5400 transitions. Second operand has 18 states, 18 states have (on average 6.5) internal successors, (117), 17 states have internal predecessors, (117), 4 states have call successors, (77), 4 states have call predecessors, (77), 6 states have return successors, (77), 4 states have call predecessors, (77), 4 states have call successors, (77) [2024-11-08 18:35:25,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers []