./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/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_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/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_5dc2b553-67ac-4476-935a-7c5289a6e9e5/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 f125cc7aacd874cf038c23c1026e9d4800627ec1cff77d2b841e959e87f90682 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 16:51:39,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 16:51:39,447 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 16:51:39,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 16:51:39,452 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 16:51:39,494 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 16:51:39,494 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 16:51:39,495 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 16:51:39,496 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 16:51:39,497 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 16:51:39,498 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 16:51:39,498 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 16:51:39,499 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 16:51:39,500 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 16:51:39,502 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 16:51:39,502 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 16:51:39,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 16:51:39,503 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 16:51:39,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 16:51:39,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 16:51:39,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 16:51:39,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 16:51:39,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 16:51:39,509 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 16:51:39,509 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 16:51:39,509 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 16:51:39,510 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 16:51:39,510 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 16:51:39,510 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 16:51:39,510 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 16:51:39,511 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 16:51:39,511 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 16:51:39,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:51:39,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 16:51:39,512 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 16:51:39,514 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 16:51:39,514 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 16:51:39,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 16:51:39,515 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 16:51:39,515 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 16:51:39,515 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 16:51:39,516 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 16:51:39,516 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_5dc2b553-67ac-4476-935a-7c5289a6e9e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f125cc7aacd874cf038c23c1026e9d4800627ec1cff77d2b841e959e87f90682 [2024-11-08 16:51:39,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 16:51:39,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 16:51:39,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 16:51:39,847 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 16:51:39,847 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 16:51:39,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.i Unable to find full path for "g++" [2024-11-08 16:51:41,899 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 16:51:42,181 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 16:51:42,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.i [2024-11-08 16:51:42,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/data/ed7c28baf/947b45b4b14a4cbdbd80a980d24ce142/FLAG4114a6325 [2024-11-08 16:51:42,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/data/ed7c28baf/947b45b4b14a4cbdbd80a980d24ce142 [2024-11-08 16:51:42,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 16:51:42,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 16:51:42,481 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 16:51:42,481 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 16:51:42,488 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 16:51:42,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:51:42" (1/1) ... [2024-11-08 16:51:42,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667c65c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:42, skipping insertion in model container [2024-11-08 16:51:42,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:51:42" (1/1) ... [2024-11-08 16:51:42,541 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 16:51:42,823 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_5dc2b553-67ac-4476-935a-7c5289a6e9e5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.i[915,928] [2024-11-08 16:51:43,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:51:43,074 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 16:51:43,087 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_5dc2b553-67ac-4476-935a-7c5289a6e9e5/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-4.i[915,928] [2024-11-08 16:51:43,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 16:51:43,204 INFO L204 MainTranslator]: Completed translation [2024-11-08 16:51:43,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43 WrapperNode [2024-11-08 16:51:43,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 16:51:43,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 16:51:43,206 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 16:51:43,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 16:51:43,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,321 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 503 [2024-11-08 16:51:43,323 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 16:51:43,324 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 16:51:43,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 16:51:43,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 16:51:43,342 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,349 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,375 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 16:51:43,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,406 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,431 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 16:51:43,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 16:51:43,434 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 16:51:43,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 16:51:43,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (1/1) ... [2024-11-08 16:51:43,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 16:51:43,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:51:43,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 16:51:43,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 16:51:43,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 16:51:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 16:51:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 16:51:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 16:51:43,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 16:51:43,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 16:51:43,764 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 16:51:43,768 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 16:51:44,964 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-08 16:51:44,965 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 16:51:44,984 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 16:51:44,984 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 16:51:44,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:51:44 BoogieIcfgContainer [2024-11-08 16:51:44,985 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 16:51:44,988 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 16:51:44,988 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 16:51:44,991 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 16:51:44,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:51:42" (1/3) ... [2024-11-08 16:51:44,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65a7d060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:51:44, skipping insertion in model container [2024-11-08 16:51:44,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:51:43" (2/3) ... [2024-11-08 16:51:44,994 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65a7d060 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:51:44, skipping insertion in model container [2024-11-08 16:51:44,994 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:51:44" (3/3) ... [2024-11-08 16:51:44,996 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-4.i [2024-11-08 16:51:45,014 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 16:51:45,015 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 16:51:45,093 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 16:51:45,100 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;@2c37e96, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 16:51:45,100 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 16:51:45,107 INFO L276 IsEmpty]: Start isEmpty. Operand has 216 states, 140 states have (on average 1.5285714285714285) internal successors, (214), 141 states have internal predecessors, (214), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-08 16:51:45,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-11-08 16:51:45,141 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:51:45,142 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:51:45,143 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:51:45,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:51:45,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1161220207, now seen corresponding path program 1 times [2024-11-08 16:51:45,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:51:45,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936994537] [2024-11-08 16:51:45,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:51:45,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:51:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:51:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:51:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:51:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:51:45,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:51:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:51:45,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:51:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:51:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:51:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:51:45,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:51:45,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:51:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:51:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:51:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:51:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:51:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:51:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:51:45,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:51:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:51:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:45,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:51:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:51:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:51:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:51:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:51:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:51:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:51:46,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:51:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:51:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:51:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:51:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:51:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:51:46,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:51:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:51:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:51:46,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:51:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:51:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:51:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:51:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:51:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:51:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:51:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:51:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:51:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:51:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:51:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:51:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:51:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:51:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:51:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:51:46,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:51:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:51:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:51:46,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:51:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:51:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:51:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:51:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:51:46,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:51:46,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:51:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:51:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:51:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:51:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:51:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:51:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:51:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:51:46,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:51:46,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:51:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:51:46,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:51:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:46,317 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:51:46,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:51:46,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936994537] [2024-11-08 16:51:46,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936994537] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:51:46,319 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:51:46,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 16:51:46,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917705145] [2024-11-08 16:51:46,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:51:46,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 16:51:46,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:51:46,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 16:51:46,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 16:51:46,385 INFO L87 Difference]: Start difference. First operand has 216 states, 140 states have (on average 1.5285714285714285) internal successors, (214), 141 states have internal predecessors, (214), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:51:46,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:51:46,479 INFO L93 Difference]: Finished difference Result 424 states and 785 transitions. [2024-11-08 16:51:46,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 16:51:46,481 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) Word has length 456 [2024-11-08 16:51:46,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:51:46,493 INFO L225 Difference]: With dead ends: 424 [2024-11-08 16:51:46,493 INFO L226 Difference]: Without dead ends: 211 [2024-11-08 16:51:46,499 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 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 16:51:46,504 INFO L432 NwaCegarLoop]: 347 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, 347 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 16:51:46,505 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 347 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:51:46,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2024-11-08 16:51:46,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 211. [2024-11-08 16:51:46,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 136 states have (on average 1.4779411764705883) internal successors, (201), 136 states have internal predecessors, (201), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-08 16:51:46,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 347 transitions. [2024-11-08 16:51:46,621 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 347 transitions. Word has length 456 [2024-11-08 16:51:46,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:51:46,625 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 347 transitions. [2024-11-08 16:51:46,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 47.0) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:51:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 347 transitions. [2024-11-08 16:51:46,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-11-08 16:51:46,640 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:51:46,640 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:51:46,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 16:51:46,641 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:51:46,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:51:46,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1800264990, now seen corresponding path program 1 times [2024-11-08 16:51:46,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:51:46,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843059014] [2024-11-08 16:51:46,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:51:46,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:51:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:51:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:51:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:51:47,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:51:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:51:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:51:47,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:51:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:51:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:51:47,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:51:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:51:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:51:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:51:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:51:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:51:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:51:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:51:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:51:47,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:51:47,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:51:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:51:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:51:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:51:47,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:51:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:51:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:51:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:51:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:51:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:51:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:51:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:51:47,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:51:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:51:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:51:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:51:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:51:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:51:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:51:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:51:47,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:51:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:51:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:51:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:51:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:51:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:51:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:51:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:51:47,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:51:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:51:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:51:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:51:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:51:47,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:51:47,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:51:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:51:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:51:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:51:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:51:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:51:47,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:51:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:51:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:51:47,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:51:47,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:51:47,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:51:47,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:51:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:51:47,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:51:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:51:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:51:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:51:47,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:51:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:51:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:51:47,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:51:47,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843059014] [2024-11-08 16:51:47,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843059014] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:51:47,439 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:51:47,439 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:51:47,439 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596362076] [2024-11-08 16:51:47,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:51:47,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:51:47,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:51:47,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:51:47,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:51:47,444 INFO L87 Difference]: Start difference. First operand 211 states and 347 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:51:47,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:51:47,544 INFO L93 Difference]: Finished difference Result 552 states and 911 transitions. [2024-11-08 16:51:47,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:51:47,546 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 457 [2024-11-08 16:51:47,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:51:47,554 INFO L225 Difference]: With dead ends: 552 [2024-11-08 16:51:47,555 INFO L226 Difference]: Without dead ends: 344 [2024-11-08 16:51:47,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 16:51:47,560 INFO L432 NwaCegarLoop]: 560 mSDtfsCounter, 222 mSDsluCounter, 329 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:51:47,561 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 889 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:51:47,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 344 states. [2024-11-08 16:51:47,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 344 to 341. [2024-11-08 16:51:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 234 states have (on average 1.5128205128205128) internal successors, (354), 235 states have internal predecessors, (354), 104 states have call successors, (104), 2 states have call predecessors, (104), 2 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 16:51:47,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 562 transitions. [2024-11-08 16:51:47,641 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 562 transitions. Word has length 457 [2024-11-08 16:51:47,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:51:47,646 INFO L471 AbstractCegarLoop]: Abstraction has 341 states and 562 transitions. [2024-11-08 16:51:47,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:51:47,647 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 562 transitions. [2024-11-08 16:51:47,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2024-11-08 16:51:47,661 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:51:47,661 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:51:47,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 16:51:47,662 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:51:47,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:51:47,665 INFO L85 PathProgramCache]: Analyzing trace with hash 902871712, now seen corresponding path program 1 times [2024-11-08 16:51:47,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:51:47,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197940796] [2024-11-08 16:51:47,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:51:47,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:51:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:51:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:51:48,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:51:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:51:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:51:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:51:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:51:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:51:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:51:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:51:48,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:51:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:51:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:51:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:51:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:51:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:51:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:51:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:51:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:51:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:51:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:51:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:51:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:51:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:51:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:51:48,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:51:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:51:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:51:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:51:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:51:48,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:51:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:51:48,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:51:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:51:48,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:51:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:51:48,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:51:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:51:48,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:51:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:51:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:51:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:51:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:51:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:51:48,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:51:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:51:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:51:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:51:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:51:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:51:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:51:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:51:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:51:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:51:48,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:51:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:51:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:51:48,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:51:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:51:48,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:51:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:51:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:51:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:51:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:51:48,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:51:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:51:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:51:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:51:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:51:48,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:51:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:51:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:51:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:51:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:51:48,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:51:48,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197940796] [2024-11-08 16:51:48,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197940796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:51:48,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:51:48,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:51:48,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310527714] [2024-11-08 16:51:48,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:51:48,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:51:48,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:51:48,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:51:48,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:51:48,582 INFO L87 Difference]: Start difference. First operand 341 states and 562 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:51:48,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:51:48,689 INFO L93 Difference]: Finished difference Result 871 states and 1443 transitions. [2024-11-08 16:51:48,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:51:48,689 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 457 [2024-11-08 16:51:48,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:51:48,700 INFO L225 Difference]: With dead ends: 871 [2024-11-08 16:51:48,700 INFO L226 Difference]: Without dead ends: 533 [2024-11-08 16:51:48,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 16:51:48,705 INFO L432 NwaCegarLoop]: 608 mSDtfsCounter, 342 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 342 SdHoareTripleChecker+Valid, 876 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:51:48,705 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [342 Valid, 876 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:51:48,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2024-11-08 16:51:48,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 341. [2024-11-08 16:51:48,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 234 states have (on average 1.5042735042735043) internal successors, (352), 235 states have internal predecessors, (352), 104 states have call successors, (104), 2 states have call predecessors, (104), 2 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 16:51:48,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 560 transitions. [2024-11-08 16:51:48,790 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 560 transitions. Word has length 457 [2024-11-08 16:51:48,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:51:48,793 INFO L471 AbstractCegarLoop]: Abstraction has 341 states and 560 transitions. [2024-11-08 16:51:48,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:51:48,793 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 560 transitions. [2024-11-08 16:51:48,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2024-11-08 16:51:48,805 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:51:48,805 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:51:48,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 16:51:48,806 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:51:48,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:51:48,806 INFO L85 PathProgramCache]: Analyzing trace with hash -44838840, now seen corresponding path program 1 times [2024-11-08 16:51:48,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:51:48,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1772219655] [2024-11-08 16:51:48,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:51:48,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:51:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:51:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:51:50,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:51:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:51:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:51:50,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:51:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:51:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:51:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:51:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:51:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:51:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:51:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:51:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:51:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:51:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:51:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:51:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:51:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:51:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:51:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:51:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:51:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:51:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:51:50,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:51:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:51:50,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:51:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:51:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:51:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:51:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:51:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:51:50,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:51:50,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:51:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:51:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:51:50,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:51:50,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:51:50,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:51:50,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:51:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:51:50,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:51:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:51:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:51:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:51:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:51:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:51:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:51:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:51:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:51:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:51:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:51:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:51:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:51:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:51:50,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:51:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:51:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:51:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:51:50,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:51:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:51:50,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:51:50,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:51:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:51:50,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:51:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:51:50,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:51:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:51:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:51:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:51:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:51:50,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:51:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:51:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:50,973 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:51:50,974 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:51:50,974 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1772219655] [2024-11-08 16:51:50,975 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1772219655] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:51:50,975 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:51:50,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:51:50,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886806348] [2024-11-08 16:51:50,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:51:50,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:51:50,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:51:50,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:51:50,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:51:50,979 INFO L87 Difference]: Start difference. First operand 341 states and 560 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:51:51,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:51:51,127 INFO L93 Difference]: Finished difference Result 731 states and 1185 transitions. [2024-11-08 16:51:51,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-08 16:51:51,128 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 458 [2024-11-08 16:51:51,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:51:51,132 INFO L225 Difference]: With dead ends: 731 [2024-11-08 16:51:51,133 INFO L226 Difference]: Without dead ends: 393 [2024-11-08 16:51:51,134 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:51:51,135 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 50 mSDsluCounter, 337 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 676 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-08 16:51:51,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 676 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-08 16:51:51,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2024-11-08 16:51:51,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 361. [2024-11-08 16:51:51,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 361 states, 254 states have (on average 1.5039370078740157) internal successors, (382), 255 states have internal predecessors, (382), 104 states have call successors, (104), 2 states have call predecessors, (104), 2 states have return successors, (104), 103 states have call predecessors, (104), 104 states have call successors, (104) [2024-11-08 16:51:51,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 590 transitions. [2024-11-08 16:51:51,183 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 590 transitions. Word has length 458 [2024-11-08 16:51:51,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:51:51,184 INFO L471 AbstractCegarLoop]: Abstraction has 361 states and 590 transitions. [2024-11-08 16:51:51,185 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:51:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 590 transitions. [2024-11-08 16:51:51,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2024-11-08 16:51:51,196 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:51:51,196 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:51:51,197 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 16:51:51,197 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:51:51,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:51:51,198 INFO L85 PathProgramCache]: Analyzing trace with hash -42991798, now seen corresponding path program 1 times [2024-11-08 16:51:51,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:51:51,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071684450] [2024-11-08 16:51:51,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:51:51,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:51:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:51:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:51:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:51:52,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:51:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:51:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:51:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:51:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:51:52,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:51:52,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:51:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:51:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:51:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:51:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:51:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:51:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:51:52,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:51:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:51:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:51:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:51:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:51:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:51:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:51:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:51:52,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:51:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:51:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:51:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:51:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:51:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:51:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:51:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:51:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:51:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:51:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:51:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:51:52,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:51:52,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:51:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:51:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:51:52,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:51:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:51:52,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:51:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:51:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:51:52,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:51:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:51:52,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:51:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:51:52,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:51:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:51:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:51:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:51:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:51:52,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:51:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:51:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:51:52,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:51:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:51:52,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:51:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:51:52,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:51:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:51:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:51:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:51:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:51:52,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:51:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:51:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:51:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:51:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:51:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:51:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:51:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:52,574 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:51:52,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:51:52,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071684450] [2024-11-08 16:51:52,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071684450] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:51:52,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:51:52,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:51:52,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40725718] [2024-11-08 16:51:52,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:51:52,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:51:52,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:51:52,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:51:52,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:51:52,579 INFO L87 Difference]: Start difference. First operand 361 states and 590 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:51:54,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:51:54,205 INFO L93 Difference]: Finished difference Result 2253 states and 3680 transitions. [2024-11-08 16:51:54,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-08 16:51:54,206 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 458 [2024-11-08 16:51:54,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:51:54,221 INFO L225 Difference]: With dead ends: 2253 [2024-11-08 16:51:54,221 INFO L226 Difference]: Without dead ends: 1895 [2024-11-08 16:51:54,224 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:51:54,225 INFO L432 NwaCegarLoop]: 726 mSDtfsCounter, 1447 mSDsluCounter, 1100 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1447 SdHoareTripleChecker+Valid, 1826 SdHoareTripleChecker+Invalid, 603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:51:54,227 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1447 Valid, 1826 Invalid, 603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 304 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-08 16:51:54,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1895 states. [2024-11-08 16:51:54,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1895 to 1319. [2024-11-08 16:51:54,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1319 states, 942 states have (on average 1.515923566878981) internal successors, (1428), 948 states have internal predecessors, (1428), 368 states have call successors, (368), 8 states have call predecessors, (368), 8 states have return successors, (368), 362 states have call predecessors, (368), 368 states have call successors, (368) [2024-11-08 16:51:54,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1319 states and 2164 transitions. [2024-11-08 16:51:54,513 INFO L78 Accepts]: Start accepts. Automaton has 1319 states and 2164 transitions. Word has length 458 [2024-11-08 16:51:54,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:51:54,515 INFO L471 AbstractCegarLoop]: Abstraction has 1319 states and 2164 transitions. [2024-11-08 16:51:54,516 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:51:54,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 2164 transitions. [2024-11-08 16:51:54,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2024-11-08 16:51:54,527 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:51:54,528 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:51:54,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 16:51:54,529 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:51:54,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:51:54,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1414799096, now seen corresponding path program 1 times [2024-11-08 16:51:54,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:51:54,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446013886] [2024-11-08 16:51:54,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:51:54,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:51:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:51:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:51:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:51:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:51:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:51:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:51:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:51:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:51:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:51:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:51:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:51:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:51:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:51:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:51:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:51:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:51:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:51:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:51:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:51:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:51:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:51:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:51:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:51:56,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:51:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:51:56,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:51:56,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:51:56,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:51:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:51:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:51:56,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:51:56,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:51:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:51:56,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:51:56,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:51:56,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:51:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:51:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:51:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:51:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:51:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:51:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:51:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:51:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:51:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:51:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:51:56,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:51:56,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:51:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:51:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:51:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:51:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:51:56,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:51:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:51:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:51:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:51:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:51:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:51:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:51:56,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:51:56,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:51:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:51:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:51:56,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:51:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:51:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:51:56,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:51:56,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:51:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:51:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:51:56,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:51:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:51:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:51:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:51:56,681 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:51:56,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:51:56,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446013886] [2024-11-08 16:51:56,682 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446013886] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:51:56,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:51:56,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:51:56,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795606191] [2024-11-08 16:51:56,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:51:56,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:51:56,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:51:56,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:51:56,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:51:56,688 INFO L87 Difference]: Start difference. First operand 1319 states and 2164 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:51:57,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:51:57,665 INFO L93 Difference]: Finished difference Result 4875 states and 7973 transitions. [2024-11-08 16:51:57,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:51:57,666 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) Word has length 458 [2024-11-08 16:51:57,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:51:57,689 INFO L225 Difference]: With dead ends: 4875 [2024-11-08 16:51:57,689 INFO L226 Difference]: Without dead ends: 3559 [2024-11-08 16:51:57,695 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:51:57,696 INFO L432 NwaCegarLoop]: 473 mSDtfsCounter, 379 mSDsluCounter, 1100 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 379 SdHoareTripleChecker+Valid, 1573 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-08 16:51:57,697 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [379 Valid, 1573 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-08 16:51:57,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3559 states. [2024-11-08 16:51:58,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3559 to 3537. [2024-11-08 16:51:58,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3537 states, 2544 states have (on average 1.5023584905660377) internal successors, (3822), 2564 states have internal predecessors, (3822), 968 states have call successors, (968), 24 states have call predecessors, (968), 24 states have return successors, (968), 948 states have call predecessors, (968), 968 states have call successors, (968) [2024-11-08 16:51:58,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3537 states and 5758 transitions. [2024-11-08 16:51:58,295 INFO L78 Accepts]: Start accepts. Automaton has 3537 states and 5758 transitions. Word has length 458 [2024-11-08 16:51:58,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:51:58,296 INFO L471 AbstractCegarLoop]: Abstraction has 3537 states and 5758 transitions. [2024-11-08 16:51:58,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:51:58,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3537 states and 5758 transitions. [2024-11-08 16:51:58,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-08 16:51:58,303 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:51:58,303 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:51:58,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 16:51:58,304 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:51:58,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:51:58,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1507669853, now seen corresponding path program 1 times [2024-11-08 16:51:58,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:51:58,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447330033] [2024-11-08 16:51:58,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:51:58,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:51:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:52:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:52:08,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:52:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:52:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:52:08,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:52:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:52:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:52:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:52:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:52:08,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:52:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:52:08,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:52:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:52:08,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:52:08,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:52:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:52:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:52:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:52:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:52:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:52:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:52:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:52:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:52:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:52:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:52:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:52:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:52:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:52:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:52:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:52:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:52:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:52:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:52:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:52:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:52:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:52:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:52:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:52:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:52:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:52:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:52:08,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:52:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:52:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:52:08,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:52:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:52:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:52:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:52:08,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:52:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:52:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:52:08,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:52:08,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:52:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:52:08,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:52:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:52:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:52:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:52:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:52:08,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:52:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:52:08,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:52:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:52:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:52:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:52:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:52:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:08,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:52:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:09,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:52:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:09,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:52:09,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:09,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:52:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:09,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:52:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:09,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:52:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:09,290 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:52:09,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:52:09,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447330033] [2024-11-08 16:52:09,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447330033] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:52:09,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:52:09,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-08 16:52:09,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698456787] [2024-11-08 16:52:09,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:52:09,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 16:52:09,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:52:09,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 16:52:09,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:52:09,295 INFO L87 Difference]: Start difference. First operand 3537 states and 5758 transitions. Second operand has 13 states, 13 states have (on average 7.461538461538462) internal successors, (97), 13 states have internal predecessors, (97), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) [2024-11-08 16:52:25,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:52:25,552 INFO L93 Difference]: Finished difference Result 9476 states and 15252 transitions. [2024-11-08 16:52:25,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 16:52:25,553 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 7.461538461538462) internal successors, (97), 13 states have internal predecessors, (97), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) Word has length 459 [2024-11-08 16:52:25,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:52:25,588 INFO L225 Difference]: With dead ends: 9476 [2024-11-08 16:52:25,588 INFO L226 Difference]: Without dead ends: 5942 [2024-11-08 16:52:25,598 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=148, Invalid=314, Unknown=0, NotChecked=0, Total=462 [2024-11-08 16:52:25,600 INFO L432 NwaCegarLoop]: 448 mSDtfsCounter, 2191 mSDsluCounter, 1291 mSDsCounter, 0 mSdLazyCounter, 2176 mSolverCounterSat, 988 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2191 SdHoareTripleChecker+Valid, 1739 SdHoareTripleChecker+Invalid, 3164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 988 IncrementalHoareTripleChecker+Valid, 2176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:52:25,600 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2191 Valid, 1739 Invalid, 3164 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [988 Valid, 2176 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2024-11-08 16:52:25,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5942 states. [2024-11-08 16:52:26,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5942 to 3014. [2024-11-08 16:52:26,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3014 states, 2136 states have (on average 1.4728464419475655) internal successors, (3146), 2154 states have internal predecessors, (3146), 835 states have call successors, (835), 42 states have call predecessors, (835), 42 states have return successors, (835), 817 states have call predecessors, (835), 835 states have call successors, (835) [2024-11-08 16:52:26,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3014 states to 3014 states and 4816 transitions. [2024-11-08 16:52:26,470 INFO L78 Accepts]: Start accepts. Automaton has 3014 states and 4816 transitions. Word has length 459 [2024-11-08 16:52:26,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:52:26,471 INFO L471 AbstractCegarLoop]: Abstraction has 3014 states and 4816 transitions. [2024-11-08 16:52:26,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 7.461538461538462) internal successors, (97), 13 states have internal predecessors, (97), 4 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 4 states have call predecessors, (73), 4 states have call successors, (73) [2024-11-08 16:52:26,472 INFO L276 IsEmpty]: Start isEmpty. Operand 3014 states and 4816 transitions. [2024-11-08 16:52:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2024-11-08 16:52:26,478 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:52:26,478 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:52:26,478 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 16:52:26,479 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:52:26,479 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:52:26,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1288815135, now seen corresponding path program 1 times [2024-11-08 16:52:26,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:52:26,479 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096255177] [2024-11-08 16:52:26,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:52:26,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:52:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:52:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:52:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:52:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:52:34,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:52:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:52:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:52:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:52:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:52:34,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:52:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:52:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:52:34,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:52:34,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:52:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:52:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:52:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:52:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:52:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:52:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:52:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:52:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:52:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:52:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:52:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:52:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:52:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:52:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:52:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:52:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:52:34,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:52:34,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:52:34,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:52:34,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:52:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:52:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:52:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:52:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:52:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:52:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:52:34,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:52:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:52:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:52:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:52:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:52:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:52:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:52:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:52:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:52:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:52:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:52:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:52:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:52:34,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:52:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:52:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:52:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:52:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:52:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:52:34,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:52:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:52:34,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:52:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:52:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:52:34,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:52:34,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:52:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:52:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:52:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:52:34,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:52:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:52:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:52:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:52:34,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:34,872 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:52:34,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:52:34,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096255177] [2024-11-08 16:52:34,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096255177] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:52:34,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:52:34,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:52:34,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301779851] [2024-11-08 16:52:34,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:52:34,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:52:34,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:52:34,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:52:34,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:52:34,877 INFO L87 Difference]: Start difference. First operand 3014 states and 4816 transitions. Second operand has 11 states, 11 states have (on average 8.818181818181818) internal successors, (97), 11 states have internal predecessors, (97), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:52:39,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:52:39,632 INFO L93 Difference]: Finished difference Result 8763 states and 13921 transitions. [2024-11-08 16:52:39,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-08 16:52:39,633 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.818181818181818) internal successors, (97), 11 states have internal predecessors, (97), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 459 [2024-11-08 16:52:39,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:52:39,662 INFO L225 Difference]: With dead ends: 8763 [2024-11-08 16:52:39,663 INFO L226 Difference]: Without dead ends: 5752 [2024-11-08 16:52:39,672 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2024-11-08 16:52:39,673 INFO L432 NwaCegarLoop]: 322 mSDtfsCounter, 412 mSDsluCounter, 1977 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 2299 SdHoareTripleChecker+Invalid, 1083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:52:39,673 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 2299 Invalid, 1083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 852 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-08 16:52:39,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5752 states. [2024-11-08 16:52:40,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5752 to 4564. [2024-11-08 16:52:40,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4564 states, 3607 states have (on average 1.5103964513446078) internal successors, (5448), 3625 states have internal predecessors, (5448), 908 states have call successors, (908), 48 states have call predecessors, (908), 48 states have return successors, (908), 890 states have call predecessors, (908), 908 states have call successors, (908) [2024-11-08 16:52:40,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 4564 states and 7264 transitions. [2024-11-08 16:52:40,991 INFO L78 Accepts]: Start accepts. Automaton has 4564 states and 7264 transitions. Word has length 459 [2024-11-08 16:52:40,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:52:40,993 INFO L471 AbstractCegarLoop]: Abstraction has 4564 states and 7264 transitions. [2024-11-08 16:52:40,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.818181818181818) internal successors, (97), 11 states have internal predecessors, (97), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:52:40,994 INFO L276 IsEmpty]: Start isEmpty. Operand 4564 states and 7264 transitions. [2024-11-08 16:52:41,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-11-08 16:52:41,001 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:52:41,001 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:52:41,001 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-08 16:52:41,002 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:52:41,002 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:52:41,002 INFO L85 PathProgramCache]: Analyzing trace with hash -152504284, now seen corresponding path program 1 times [2024-11-08 16:52:41,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:52:41,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159819193] [2024-11-08 16:52:41,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:52:41,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:52:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:52:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:52:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:52:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:52:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:52:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:52:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:52:41,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:52:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:52:41,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:52:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:52:41,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:52:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:52:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:52:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:52:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:52:41,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:52:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:52:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:52:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:52:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:52:41,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:52:41,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:52:41,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:52:41,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:52:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:52:41,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:52:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:52:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:52:41,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:52:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:52:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:52:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:52:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:52:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:52:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:52:41,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:52:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:52:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:52:41,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:52:41,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:52:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:52:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:52:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:52:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:52:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:52:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:52:41,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:52:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:52:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:52:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:52:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:52:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:52:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:52:41,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:52:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:52:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:52:41,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:52:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:52:41,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:52:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:52:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:52:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:52:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:52:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:52:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:52:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:52:41,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:52:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:52:41,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:52:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:52:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:52:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:52:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:41,722 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:52:41,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:52:41,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159819193] [2024-11-08 16:52:41,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159819193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:52:41,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:52:41,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 16:52:41,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695710204] [2024-11-08 16:52:41,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:52:41,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 16:52:41,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:52:41,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 16:52:41,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 16:52:41,725 INFO L87 Difference]: Start difference. First operand 4564 states and 7264 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:52:44,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:52:44,332 INFO L93 Difference]: Finished difference Result 10426 states and 16570 transitions. [2024-11-08 16:52:44,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:52:44,338 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 460 [2024-11-08 16:52:44,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:52:44,404 INFO L225 Difference]: With dead ends: 10426 [2024-11-08 16:52:44,404 INFO L226 Difference]: Without dead ends: 7375 [2024-11-08 16:52:44,416 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:52:44,417 INFO L432 NwaCegarLoop]: 658 mSDtfsCounter, 351 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 351 SdHoareTripleChecker+Valid, 1488 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:52:44,418 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [351 Valid, 1488 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-08 16:52:44,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7375 states. [2024-11-08 16:52:46,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7375 to 7293. [2024-11-08 16:52:46,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7293 states, 5459 states have (on average 1.4782927276057887) internal successors, (8070), 5495 states have internal predecessors, (8070), 1743 states have call successors, (1743), 90 states have call predecessors, (1743), 90 states have return successors, (1743), 1707 states have call predecessors, (1743), 1743 states have call successors, (1743) [2024-11-08 16:52:46,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7293 states to 7293 states and 11556 transitions. [2024-11-08 16:52:46,509 INFO L78 Accepts]: Start accepts. Automaton has 7293 states and 11556 transitions. Word has length 460 [2024-11-08 16:52:46,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:52:46,510 INFO L471 AbstractCegarLoop]: Abstraction has 7293 states and 11556 transitions. [2024-11-08 16:52:46,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:52:46,511 INFO L276 IsEmpty]: Start isEmpty. Operand 7293 states and 11556 transitions. [2024-11-08 16:52:46,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-11-08 16:52:46,518 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:52:46,518 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:52:46,518 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-08 16:52:46,519 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:52:46,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:52:46,519 INFO L85 PathProgramCache]: Analyzing trace with hash 527554086, now seen corresponding path program 1 times [2024-11-08 16:52:46,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:52:46,520 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310249848] [2024-11-08 16:52:46,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:52:46,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:52:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:52:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:52:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:52:47,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:52:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:52:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:52:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:52:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:52:47,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:52:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:52:47,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:52:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:52:47,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:52:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:52:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:52:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:52:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:52:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:52:47,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:52:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:52:47,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:52:47,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:52:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:52:47,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:52:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:52:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:52:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:52:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:52:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:52:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:52:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:52:47,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:52:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:52:47,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:52:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:52:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:52:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:52:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:52:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:52:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:52:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:52:47,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:52:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:52:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:52:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:52:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:52:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:52:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:52:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:52:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:52:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:52:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:52:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:52:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:52:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:52:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:52:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:52:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:52:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:52:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:52:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:52:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:52:47,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:52:47,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:52:47,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:52:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:52:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:52:47,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:52:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:52:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:52:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:52:47,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:52:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:52:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,357 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 114 proven. 102 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-08 16:52:47,357 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:52:47,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310249848] [2024-11-08 16:52:47,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310249848] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:52:47,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [219062738] [2024-11-08 16:52:47,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:52:47,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:52:47,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:52:47,361 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:52:47,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 16:52:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:47,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 16:52:47,750 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:52:48,172 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 3768 proven. 48 refuted. 0 times theorem prover too weak. 6696 trivial. 0 not checked. [2024-11-08 16:52:48,172 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:52:49,289 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 168 proven. 48 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-08 16:52:49,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [219062738] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 16:52:49,290 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 16:52:49,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 13 [2024-11-08 16:52:49,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623900165] [2024-11-08 16:52:49,291 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 16:52:49,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-08 16:52:49,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:52:49,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-08 16:52:49,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-11-08 16:52:49,294 INFO L87 Difference]: Start difference. First operand 7293 states and 11556 transitions. Second operand has 13 states, 13 states have (on average 14.538461538461538) internal successors, (189), 13 states have internal predecessors, (189), 4 states have call successors, (123), 2 states have call predecessors, (123), 4 states have return successors, (125), 4 states have call predecessors, (125), 4 states have call successors, (125) [2024-11-08 16:52:55,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:52:55,965 INFO L93 Difference]: Finished difference Result 23061 states and 35897 transitions. [2024-11-08 16:52:55,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-08 16:52:55,967 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 14.538461538461538) internal successors, (189), 13 states have internal predecessors, (189), 4 states have call successors, (123), 2 states have call predecessors, (123), 4 states have return successors, (125), 4 states have call predecessors, (125), 4 states have call successors, (125) Word has length 460 [2024-11-08 16:52:55,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:52:56,042 INFO L225 Difference]: With dead ends: 23061 [2024-11-08 16:52:56,042 INFO L226 Difference]: Without dead ends: 16159 [2024-11-08 16:52:56,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1096 GetRequests, 1060 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=1024, Unknown=0, NotChecked=0, Total=1406 [2024-11-08 16:52:56,066 INFO L432 NwaCegarLoop]: 250 mSDtfsCounter, 987 mSDsluCounter, 926 mSDsCounter, 0 mSdLazyCounter, 1017 mSolverCounterSat, 886 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 1176 SdHoareTripleChecker+Invalid, 1903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 886 IncrementalHoareTripleChecker+Valid, 1017 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:52:56,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [991 Valid, 1176 Invalid, 1903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [886 Valid, 1017 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 16:52:56,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16159 states. [2024-11-08 16:52:57,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16159 to 5597. [2024-11-08 16:52:57,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5597 states, 4483 states have (on average 1.5012268570153915) internal successors, (6730), 4503 states have internal predecessors, (6730), 1041 states have call successors, (1041), 72 states have call predecessors, (1041), 72 states have return successors, (1041), 1021 states have call predecessors, (1041), 1041 states have call successors, (1041) [2024-11-08 16:52:57,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 8812 transitions. [2024-11-08 16:52:57,932 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 8812 transitions. Word has length 460 [2024-11-08 16:52:57,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:52:57,934 INFO L471 AbstractCegarLoop]: Abstraction has 5597 states and 8812 transitions. [2024-11-08 16:52:57,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 14.538461538461538) internal successors, (189), 13 states have internal predecessors, (189), 4 states have call successors, (123), 2 states have call predecessors, (123), 4 states have return successors, (125), 4 states have call predecessors, (125), 4 states have call successors, (125) [2024-11-08 16:52:57,934 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 8812 transitions. [2024-11-08 16:52:57,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-11-08 16:52:57,944 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:52:57,944 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:52:57,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-08 16:52:58,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-08 16:52:58,149 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:52:58,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:52:58,150 INFO L85 PathProgramCache]: Analyzing trace with hash -970138268, now seen corresponding path program 1 times [2024-11-08 16:52:58,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:52:58,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955927214] [2024-11-08 16:52:58,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:52:58,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:52:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:52:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:52:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:52:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:52:58,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:52:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:52:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:52:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:52:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:52:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:52:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:52:58,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:52:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:52:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:52:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:52:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:52:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:52:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:52:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:52:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:52:58,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:52:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:52:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:52:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:52:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:52:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:52:58,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:52:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:52:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:52:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:52:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:52:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:52:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:52:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:52:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:52:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:52:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:52:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:52:58,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:52:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:52:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:52:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:52:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:52:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:52:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:52:58,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:52:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:52:58,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:52:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:52:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:52:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:52:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:52:58,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:52:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:52:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:52:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:52:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:52:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:52:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:52:58,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:52:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:52:58,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:52:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:52:58,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:52:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:52:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:52:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:52:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:52:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:52:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:52:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:52:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:52:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:52:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:52:58,582 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:52:58,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:52:58,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955927214] [2024-11-08 16:52:58,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955927214] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:52:58,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:52:58,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:52:58,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941178767] [2024-11-08 16:52:58,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:52:58,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:52:58,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:52:58,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:52:58,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:52:58,587 INFO L87 Difference]: Start difference. First operand 5597 states and 8812 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:53:00,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:53:00,795 INFO L93 Difference]: Finished difference Result 12904 states and 20346 transitions. [2024-11-08 16:53:00,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:53:00,795 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 460 [2024-11-08 16:53:00,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:53:00,832 INFO L225 Difference]: With dead ends: 12904 [2024-11-08 16:53:00,833 INFO L226 Difference]: Without dead ends: 10882 [2024-11-08 16:53:00,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 16:53:00,843 INFO L432 NwaCegarLoop]: 356 mSDtfsCounter, 331 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:53:00,843 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 689 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:53:00,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10882 states. [2024-11-08 16:53:03,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10882 to 10880. [2024-11-08 16:53:03,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10880 states, 8734 states have (on average 1.4987405541561714) internal successors, (13090), 8774 states have internal predecessors, (13090), 2009 states have call successors, (2009), 136 states have call predecessors, (2009), 136 states have return successors, (2009), 1969 states have call predecessors, (2009), 2009 states have call successors, (2009) [2024-11-08 16:53:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10880 states to 10880 states and 17108 transitions. [2024-11-08 16:53:03,830 INFO L78 Accepts]: Start accepts. Automaton has 10880 states and 17108 transitions. Word has length 460 [2024-11-08 16:53:03,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:53:03,831 INFO L471 AbstractCegarLoop]: Abstraction has 10880 states and 17108 transitions. [2024-11-08 16:53:03,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:53:03,831 INFO L276 IsEmpty]: Start isEmpty. Operand 10880 states and 17108 transitions. [2024-11-08 16:53:03,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-11-08 16:53:03,841 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:53:03,842 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:53:03,842 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-08 16:53:03,842 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:53:03,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:53:03,843 INFO L85 PathProgramCache]: Analyzing trace with hash -1931740214, now seen corresponding path program 1 times [2024-11-08 16:53:03,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:53:03,843 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726085659] [2024-11-08 16:53:03,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:53:03,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:53:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:53:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:53:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:53:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:53:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:53:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:53:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:53:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:53:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:53:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:53:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:53:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:53:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:53:07,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:53:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:53:07,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:53:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:53:07,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:53:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:53:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:53:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:53:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:53:07,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:53:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:53:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:53:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:53:07,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:53:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:53:07,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:53:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:53:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:53:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:53:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:53:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:53:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:53:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:53:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:53:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:53:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:53:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:53:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:53:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:07,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:53:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:53:08,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:53:08,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:53:08,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:53:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:53:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:53:08,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:53:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:53:08,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:53:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:53:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:53:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:53:08,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:53:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:53:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:53:08,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:53:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:53:08,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:53:08,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:53:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:53:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:53:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:53:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:53:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:53:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:53:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:53:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:53:08,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:53:08,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:53:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:53:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:53:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:08,156 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:53:08,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:53:08,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726085659] [2024-11-08 16:53:08,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726085659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:53:08,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:53:08,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-08 16:53:08,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143001293] [2024-11-08 16:53:08,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:53:08,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-08 16:53:08,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:53:08,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-08 16:53:08,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-08 16:53:08,160 INFO L87 Difference]: Start difference. First operand 10880 states and 17108 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:53:12,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:53:12,446 INFO L93 Difference]: Finished difference Result 22590 states and 35459 transitions. [2024-11-08 16:53:12,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 16:53:12,447 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 460 [2024-11-08 16:53:12,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:53:12,513 INFO L225 Difference]: With dead ends: 22590 [2024-11-08 16:53:12,513 INFO L226 Difference]: Without dead ends: 13780 [2024-11-08 16:53:12,539 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 149 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-08 16:53:12,540 INFO L432 NwaCegarLoop]: 429 mSDtfsCounter, 327 mSDsluCounter, 947 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 1376 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:53:12,540 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [327 Valid, 1376 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 16:53:12,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13780 states. [2024-11-08 16:53:15,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13780 to 10880. [2024-11-08 16:53:15,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10880 states, 8734 states have (on average 1.4987405541561714) internal successors, (13090), 8774 states have internal predecessors, (13090), 2009 states have call successors, (2009), 136 states have call predecessors, (2009), 136 states have return successors, (2009), 1969 states have call predecessors, (2009), 2009 states have call successors, (2009) [2024-11-08 16:53:15,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10880 states to 10880 states and 17108 transitions. [2024-11-08 16:53:15,394 INFO L78 Accepts]: Start accepts. Automaton has 10880 states and 17108 transitions. Word has length 460 [2024-11-08 16:53:15,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:53:15,395 INFO L471 AbstractCegarLoop]: Abstraction has 10880 states and 17108 transitions. [2024-11-08 16:53:15,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.6) internal successors, (98), 5 states have internal predecessors, (98), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:53:15,396 INFO L276 IsEmpty]: Start isEmpty. Operand 10880 states and 17108 transitions. [2024-11-08 16:53:15,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-11-08 16:53:15,404 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:53:15,404 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:53:15,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-08 16:53:15,405 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:53:15,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:53:15,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1614325334, now seen corresponding path program 1 times [2024-11-08 16:53:15,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:53:15,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119516162] [2024-11-08 16:53:15,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:53:15,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:53:15,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:53:16,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:53:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:53:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:53:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:53:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:53:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:53:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:53:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:53:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:53:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:53:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:53:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:53:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:53:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:53:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:53:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:53:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:53:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:53:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:53:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:53:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:53:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:53:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:53:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:53:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:53:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:53:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:53:16,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:53:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:53:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:53:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:53:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:53:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:53:16,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:53:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:53:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:53:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:53:16,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:53:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:53:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:53:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:53:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:53:16,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:53:16,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:53:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:53:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:53:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:53:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:53:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:53:16,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:53:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:53:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:53:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:53:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:53:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:53:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:53:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:53:16,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:53:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:53:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:53:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:53:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:53:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:53:16,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:53:16,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:53:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:53:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:53:16,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:53:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:53:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:53:16,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:53:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:53:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:16,746 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 126 proven. 90 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-08 16:53:16,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:53:16,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119516162] [2024-11-08 16:53:16,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119516162] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:53:16,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2054722273] [2024-11-08 16:53:16,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:53:16,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:53:16,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:53:16,750 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:53:16,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 16:53:17,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:17,160 INFO L255 TraceCheckSpWp]: Trace formula consists of 1020 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 16:53:17,173 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:53:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 5196 proven. 90 refuted. 0 times theorem prover too weak. 5226 trivial. 0 not checked. [2024-11-08 16:53:17,653 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:53:18,251 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 126 proven. 90 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-08 16:53:18,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2054722273] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 16:53:18,251 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 16:53:18,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-08 16:53:18,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505980594] [2024-11-08 16:53:18,252 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 16:53:18,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:53:18,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:53:18,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:53:18,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:53:18,256 INFO L87 Difference]: Start difference. First operand 10880 states and 17108 transitions. Second operand has 11 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 2 states have call successors, (103), 2 states have call predecessors, (103), 4 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) [2024-11-08 16:53:21,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:53:21,987 INFO L93 Difference]: Finished difference Result 18762 states and 29324 transitions. [2024-11-08 16:53:21,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 16:53:21,988 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 2 states have call successors, (103), 2 states have call predecessors, (103), 4 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) Word has length 460 [2024-11-08 16:53:21,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:53:22,030 INFO L225 Difference]: With dead ends: 18762 [2024-11-08 16:53:22,030 INFO L226 Difference]: Without dead ends: 9526 [2024-11-08 16:53:22,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1085 GetRequests, 1061 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=388, Unknown=0, NotChecked=0, Total=552 [2024-11-08 16:53:22,051 INFO L432 NwaCegarLoop]: 329 mSDtfsCounter, 1602 mSDsluCounter, 1340 mSDsCounter, 0 mSdLazyCounter, 1029 mSolverCounterSat, 393 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1643 SdHoareTripleChecker+Valid, 1669 SdHoareTripleChecker+Invalid, 1422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 393 IncrementalHoareTripleChecker+Valid, 1029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 16:53:22,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1643 Valid, 1669 Invalid, 1422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [393 Valid, 1029 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 16:53:22,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9526 states. [2024-11-08 16:53:24,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9526 to 9280. [2024-11-08 16:53:24,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9280 states, 7281 states have (on average 1.4790550748523554) internal successors, (10769), 7313 states have internal predecessors, (10769), 1841 states have call successors, (1841), 157 states have call predecessors, (1841), 157 states have return successors, (1841), 1809 states have call predecessors, (1841), 1841 states have call successors, (1841) [2024-11-08 16:53:24,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9280 states to 9280 states and 14451 transitions. [2024-11-08 16:53:24,949 INFO L78 Accepts]: Start accepts. Automaton has 9280 states and 14451 transitions. Word has length 460 [2024-11-08 16:53:24,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:53:24,950 INFO L471 AbstractCegarLoop]: Abstraction has 9280 states and 14451 transitions. [2024-11-08 16:53:24,950 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.090909090909092) internal successors, (111), 11 states have internal predecessors, (111), 2 states have call successors, (103), 2 states have call predecessors, (103), 4 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) [2024-11-08 16:53:24,950 INFO L276 IsEmpty]: Start isEmpty. Operand 9280 states and 14451 transitions. [2024-11-08 16:53:24,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-11-08 16:53:24,958 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:53:24,961 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:53:24,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 16:53:25,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-08 16:53:25,162 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:53:25,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:53:25,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1867531546, now seen corresponding path program 1 times [2024-11-08 16:53:25,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:53:25,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259850489] [2024-11-08 16:53:25,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:53:25,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:53:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:53:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:53:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:53:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:53:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:53:27,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:53:27,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:53:27,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:53:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:53:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:53:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:53:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:53:27,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:53:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:53:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:53:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:53:27,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:53:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:53:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:53:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:53:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:53:27,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:53:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:53:27,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:53:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:53:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:53:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:53:27,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:53:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:53:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:53:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:53:27,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:53:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:53:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:53:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:53:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:53:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:53:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:53:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:53:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:53:27,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:53:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:53:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:53:27,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:53:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:53:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:53:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:53:27,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:53:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:53:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:53:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:53:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:53:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:53:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:53:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:53:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:53:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:53:27,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:53:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:53:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:53:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:53:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:53:27,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:53:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:53:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:53:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:53:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:53:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:53:27,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:53:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:53:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:53:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:53:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:53:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:53:27,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:53:27,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259850489] [2024-11-08 16:53:27,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259850489] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:53:27,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:53:27,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:53:27,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871659864] [2024-11-08 16:53:27,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:53:27,770 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:53:27,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:53:27,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:53:27,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:53:27,771 INFO L87 Difference]: Start difference. First operand 9280 states and 14451 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:53:35,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:53:35,173 INFO L93 Difference]: Finished difference Result 16817 states and 26197 transitions. [2024-11-08 16:53:35,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-08 16:53:35,174 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) Word has length 460 [2024-11-08 16:53:35,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:53:35,220 INFO L225 Difference]: With dead ends: 16817 [2024-11-08 16:53:35,220 INFO L226 Difference]: Without dead ends: 13503 [2024-11-08 16:53:35,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240 [2024-11-08 16:53:35,233 INFO L432 NwaCegarLoop]: 767 mSDtfsCounter, 1340 mSDsluCounter, 947 mSDsCounter, 0 mSdLazyCounter, 1392 mSolverCounterSat, 654 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1340 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 2046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 654 IncrementalHoareTripleChecker+Valid, 1392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:53:35,233 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1340 Valid, 1714 Invalid, 2046 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [654 Valid, 1392 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-08 16:53:35,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13503 states. [2024-11-08 16:53:38,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13503 to 9364. [2024-11-08 16:53:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9364 states, 7365 states have (on average 1.48336727766463) internal successors, (10925), 7397 states have internal predecessors, (10925), 1841 states have call successors, (1841), 157 states have call predecessors, (1841), 157 states have return successors, (1841), 1809 states have call predecessors, (1841), 1841 states have call successors, (1841) [2024-11-08 16:53:38,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9364 states to 9364 states and 14607 transitions. [2024-11-08 16:53:38,649 INFO L78 Accepts]: Start accepts. Automaton has 9364 states and 14607 transitions. Word has length 460 [2024-11-08 16:53:38,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:53:38,650 INFO L471 AbstractCegarLoop]: Abstraction has 9364 states and 14607 transitions. [2024-11-08 16:53:38,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:53:38,651 INFO L276 IsEmpty]: Start isEmpty. Operand 9364 states and 14607 transitions. [2024-11-08 16:53:38,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-11-08 16:53:38,658 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:53:38,658 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:53:38,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-08 16:53:38,659 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:53:38,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:53:38,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1619385052, now seen corresponding path program 1 times [2024-11-08 16:53:38,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:53:38,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569713366] [2024-11-08 16:53:38,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:53:38,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:53:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:53:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:53:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:53:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:53:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:53:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:53:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:53:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:53:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:53:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:53:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:53:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:53:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:53:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:53:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:53:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:53:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:53:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:53:40,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:53:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:53:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:53:40,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:53:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:53:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:53:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:53:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:53:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:53:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:53:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:53:40,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:53:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:53:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:53:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:53:40,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:53:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:53:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:53:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:53:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:53:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:53:40,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:53:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:53:40,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:53:40,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:53:40,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:53:40,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:53:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:53:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:53:40,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:53:40,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:53:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:53:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:53:40,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:53:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:53:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:53:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:53:40,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:53:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:53:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:53:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:53:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:53:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:53:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:53:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:53:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:53:40,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:40,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:53:41,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:41,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:53:41,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:41,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:53:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:41,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:53:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:41,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:53:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:41,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:53:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:41,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:53:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:41,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:53:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:41,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:53:41,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:41,038 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:53:41,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:53:41,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569713366] [2024-11-08 16:53:41,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569713366] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:53:41,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:53:41,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-08 16:53:41,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693266486] [2024-11-08 16:53:41,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:53:41,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-08 16:53:41,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:53:41,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-08 16:53:41,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-08 16:53:41,041 INFO L87 Difference]: Start difference. First operand 9364 states and 14607 transitions. Second operand has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:53:49,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:53:49,512 INFO L93 Difference]: Finished difference Result 22838 states and 35558 transitions. [2024-11-08 16:53:49,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-08 16:53:49,513 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) Word has length 460 [2024-11-08 16:53:49,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:53:49,573 INFO L225 Difference]: With dead ends: 22838 [2024-11-08 16:53:49,573 INFO L226 Difference]: Without dead ends: 19362 [2024-11-08 16:53:49,587 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2024-11-08 16:53:49,588 INFO L432 NwaCegarLoop]: 522 mSDtfsCounter, 978 mSDsluCounter, 1580 mSDsCounter, 0 mSdLazyCounter, 1278 mSolverCounterSat, 537 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 978 SdHoareTripleChecker+Valid, 2102 SdHoareTripleChecker+Invalid, 1815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 537 IncrementalHoareTripleChecker+Valid, 1278 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-11-08 16:53:49,588 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [978 Valid, 2102 Invalid, 1815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [537 Valid, 1278 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-11-08 16:53:49,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19362 states. [2024-11-08 16:53:54,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19362 to 16780. [2024-11-08 16:53:54,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16780 states, 12865 states have (on average 1.4663816556548777) internal successors, (18865), 12929 states have internal predecessors, (18865), 3609 states have call successors, (3609), 305 states have call predecessors, (3609), 305 states have return successors, (3609), 3545 states have call predecessors, (3609), 3609 states have call successors, (3609) [2024-11-08 16:53:54,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16780 states to 16780 states and 26083 transitions. [2024-11-08 16:53:54,969 INFO L78 Accepts]: Start accepts. Automaton has 16780 states and 26083 transitions. Word has length 460 [2024-11-08 16:53:54,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:53:54,969 INFO L471 AbstractCegarLoop]: Abstraction has 16780 states and 26083 transitions. [2024-11-08 16:53:54,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.88888888888889) internal successors, (98), 9 states have internal predecessors, (98), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:53:54,970 INFO L276 IsEmpty]: Start isEmpty. Operand 16780 states and 26083 transitions. [2024-11-08 16:53:54,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2024-11-08 16:53:54,977 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:53:54,977 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:53:54,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-08 16:53:54,977 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:53:54,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:53:54,978 INFO L85 PathProgramCache]: Analyzing trace with hash 716932056, now seen corresponding path program 1 times [2024-11-08 16:53:54,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:53:54,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13376290] [2024-11-08 16:53:54,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:53:54,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:53:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:53:56,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:53:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:53:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:53:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:53:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:53:56,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:53:56,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:53:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:53:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:53:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:53:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:53:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:53:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:53:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:53:56,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:53:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:53:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:53:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:53:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:53:56,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:53:56,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:53:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:53:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:53:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:53:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:53:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:53:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:53:56,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:53:56,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:53:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:53:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:53:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:53:56,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:53:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:53:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:53:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:53:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:53:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:53:56,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:53:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:53:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:53:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:53:56,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:53:56,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:53:56,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:53:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:53:56,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:53:56,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:53:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:53:56,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:53:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:53:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:53:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:53:56,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:53:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:53:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:53:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:53:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:53:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:53:56,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:53:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:53:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:53:56,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:53:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:53:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:53:56,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:53:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:53:56,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:53:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:53:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:53:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:53:56,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:53:56,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:56,935 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 24 proven. 192 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-08 16:53:56,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:53:56,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13376290] [2024-11-08 16:53:56,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13376290] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:53:56,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1547512965] [2024-11-08 16:53:56,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:53:56,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:53:56,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:53:56,938 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:53:56,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-08 16:53:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:53:57,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 16:53:57,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:53:58,382 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 5033 proven. 264 refuted. 0 times theorem prover too weak. 5215 trivial. 0 not checked. [2024-11-08 16:53:58,382 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:53:59,139 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 162 proven. 267 refuted. 0 times theorem prover too weak. 10083 trivial. 0 not checked. [2024-11-08 16:53:59,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1547512965] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 16:53:59,139 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 16:53:59,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 10] total 22 [2024-11-08 16:53:59,140 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537521559] [2024-11-08 16:53:59,140 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 16:53:59,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-08 16:53:59,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:53:59,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-08 16:53:59,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=381, Unknown=0, NotChecked=0, Total=462 [2024-11-08 16:53:59,143 INFO L87 Difference]: Start difference. First operand 16780 states and 26083 transitions. Second operand has 22 states, 21 states have (on average 11.80952380952381) internal successors, (248), 20 states have internal predecessors, (248), 7 states have call successors, (191), 3 states have call predecessors, (191), 6 states have return successors, (192), 7 states have call predecessors, (192), 7 states have call successors, (192) [2024-11-08 16:54:16,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:54:16,937 INFO L93 Difference]: Finished difference Result 50800 states and 76770 transitions. [2024-11-08 16:54:16,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-08 16:54:16,938 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 11.80952380952381) internal successors, (248), 20 states have internal predecessors, (248), 7 states have call successors, (191), 3 states have call predecessors, (191), 6 states have return successors, (192), 7 states have call predecessors, (192), 7 states have call successors, (192) Word has length 460 [2024-11-08 16:54:16,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:54:17,035 INFO L225 Difference]: With dead ends: 50800 [2024-11-08 16:54:17,035 INFO L226 Difference]: Without dead ends: 35493 [2024-11-08 16:54:17,064 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1109 GetRequests, 1054 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=908, Invalid=2284, Unknown=0, NotChecked=0, Total=3192 [2024-11-08 16:54:17,065 INFO L432 NwaCegarLoop]: 228 mSDtfsCounter, 2539 mSDsluCounter, 1249 mSDsCounter, 0 mSdLazyCounter, 1363 mSolverCounterSat, 1520 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2539 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 2883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1520 IncrementalHoareTripleChecker+Valid, 1363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-08 16:54:17,065 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2539 Valid, 1477 Invalid, 2883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1520 Valid, 1363 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-08 16:54:17,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35493 states. [2024-11-08 16:54:23,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35493 to 13195. [2024-11-08 16:54:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13195 states, 9742 states have (on average 1.4177786902073497) internal successors, (13812), 9810 states have internal predecessors, (13812), 3025 states have call successors, (3025), 427 states have call predecessors, (3025), 427 states have return successors, (3025), 2957 states have call predecessors, (3025), 3025 states have call successors, (3025) [2024-11-08 16:54:23,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13195 states to 13195 states and 19862 transitions. [2024-11-08 16:54:23,623 INFO L78 Accepts]: Start accepts. Automaton has 13195 states and 19862 transitions. Word has length 460 [2024-11-08 16:54:23,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:54:23,623 INFO L471 AbstractCegarLoop]: Abstraction has 13195 states and 19862 transitions. [2024-11-08 16:54:23,624 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 11.80952380952381) internal successors, (248), 20 states have internal predecessors, (248), 7 states have call successors, (191), 3 states have call predecessors, (191), 6 states have return successors, (192), 7 states have call predecessors, (192), 7 states have call successors, (192) [2024-11-08 16:54:23,624 INFO L276 IsEmpty]: Start isEmpty. Operand 13195 states and 19862 transitions. [2024-11-08 16:54:23,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-08 16:54:23,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:54:23,628 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:54:23,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-08 16:54:23,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-11-08 16:54:23,829 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:54:23,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:54:23,829 INFO L85 PathProgramCache]: Analyzing trace with hash -821054698, now seen corresponding path program 1 times [2024-11-08 16:54:23,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:54:23,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473019645] [2024-11-08 16:54:23,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:54:23,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:54:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:54:26,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:54:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:54:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:54:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:54:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:54:26,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:54:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:54:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:54:26,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:54:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:54:26,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:54:26,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:54:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:54:26,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:54:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:54:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:54:26,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:54:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:54:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:54:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:54:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:54:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:54:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:54:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:54:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:54:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:54:26,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:54:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:54:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:54:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:54:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:54:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:54:26,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:54:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:54:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:54:26,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:54:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:54:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:54:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:54:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:54:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:54:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:54:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:54:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:54:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:54:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:54:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:54:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:54:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:54:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:54:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:54:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:54:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:54:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:54:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:54:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:54:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:54:26,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:54:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:54:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:54:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:54:26,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:54:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:54:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:54:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:54:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:54:26,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:54:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:54:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:54:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:54:26,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:54:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:54:26,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:26,828 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:54:26,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:54:26,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473019645] [2024-11-08 16:54:26,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473019645] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:54:26,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:54:26,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-08 16:54:26,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600255809] [2024-11-08 16:54:26,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:54:26,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:54:26,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:54:26,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:54:26,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:54:26,832 INFO L87 Difference]: Start difference. First operand 13195 states and 19862 transitions. Second operand has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:54:43,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:54:43,778 INFO L93 Difference]: Finished difference Result 31954 states and 48423 transitions. [2024-11-08 16:54:43,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-08 16:54:43,779 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) Word has length 461 [2024-11-08 16:54:43,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:54:43,859 INFO L225 Difference]: With dead ends: 31954 [2024-11-08 16:54:43,860 INFO L226 Difference]: Without dead ends: 25348 [2024-11-08 16:54:43,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=102, Invalid=240, Unknown=0, NotChecked=0, Total=342 [2024-11-08 16:54:43,880 INFO L432 NwaCegarLoop]: 766 mSDtfsCounter, 1372 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 2389 mSolverCounterSat, 655 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1372 SdHoareTripleChecker+Valid, 2518 SdHoareTripleChecker+Invalid, 3044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 655 IncrementalHoareTripleChecker+Valid, 2389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-08 16:54:43,880 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1372 Valid, 2518 Invalid, 3044 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [655 Valid, 2389 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-08 16:54:43,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25348 states. [2024-11-08 16:54:50,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25348 to 13399. [2024-11-08 16:54:50,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13399 states, 9946 states have (on average 1.4228835712849386) internal successors, (14152), 10014 states have internal predecessors, (14152), 3025 states have call successors, (3025), 427 states have call predecessors, (3025), 427 states have return successors, (3025), 2957 states have call predecessors, (3025), 3025 states have call successors, (3025) [2024-11-08 16:54:50,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13399 states to 13399 states and 20202 transitions. [2024-11-08 16:54:50,189 INFO L78 Accepts]: Start accepts. Automaton has 13399 states and 20202 transitions. Word has length 461 [2024-11-08 16:54:50,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:54:50,189 INFO L471 AbstractCegarLoop]: Abstraction has 13399 states and 20202 transitions. [2024-11-08 16:54:50,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-08 16:54:50,190 INFO L276 IsEmpty]: Start isEmpty. Operand 13399 states and 20202 transitions. [2024-11-08 16:54:50,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-08 16:54:50,193 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:54:50,193 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:54:50,193 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-08 16:54:50,194 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:54:50,194 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:54:50,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1409668382, now seen corresponding path program 1 times [2024-11-08 16:54:50,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:54:50,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048633642] [2024-11-08 16:54:50,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:54:50,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:54:50,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:54:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:54:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:54:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:54:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:54:51,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:54:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:54:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:54:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:54:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:54:51,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:54:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:54:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:54:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:54:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:54:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:54:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:54:51,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:54:51,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:54:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:54:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:54:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:54:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:54:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:54:51,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:54:51,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:54:51,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:54:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:54:51,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:54:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:54:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:54:51,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:54:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:54:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:54:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:54:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:54:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:54:51,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:54:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:54:51,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:54:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:54:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:54:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:54:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:54:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:54:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:54:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:54:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:54:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:54:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:54:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:54:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:54:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:54:51,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:54:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:54:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:54:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:54:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:54:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:54:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:54:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:54:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:54:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:54:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:54:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:54:51,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:54:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:54:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:54:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:54:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:54:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:54:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:54:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:54:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,462 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 3 proven. 213 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-08 16:54:51,462 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:54:51,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048633642] [2024-11-08 16:54:51,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048633642] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:54:51,462 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680022311] [2024-11-08 16:54:51,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:54:51,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:54:51,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:54:51,465 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:54:51,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-08 16:54:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:54:51,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 16:54:51,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:54:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 358 proven. 213 refuted. 0 times theorem prover too weak. 9941 trivial. 0 not checked. [2024-11-08 16:54:52,921 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:54:53,611 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 3 proven. 213 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-08 16:54:53,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [680022311] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 16:54:53,612 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 16:54:53,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2024-11-08 16:54:53,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986147934] [2024-11-08 16:54:53,612 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 16:54:53,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 16:54:53,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:54:53,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 16:54:53,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:54:53,615 INFO L87 Difference]: Start difference. First operand 13399 states and 20202 transitions. Second operand has 11 states, 11 states have (on average 10.363636363636363) internal successors, (114), 11 states have internal predecessors, (114), 2 states have call successors, (144), 2 states have call predecessors, (144), 4 states have return successors, (145), 2 states have call predecessors, (145), 2 states have call successors, (145) [2024-11-08 16:55:07,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:55:07,084 INFO L93 Difference]: Finished difference Result 39215 states and 57810 transitions. [2024-11-08 16:55:07,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-08 16:55:07,085 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 10.363636363636363) internal successors, (114), 11 states have internal predecessors, (114), 2 states have call successors, (144), 2 states have call predecessors, (144), 4 states have return successors, (145), 2 states have call predecessors, (145), 2 states have call successors, (145) Word has length 461 [2024-11-08 16:55:07,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:55:07,148 INFO L225 Difference]: With dead ends: 39215 [2024-11-08 16:55:07,148 INFO L226 Difference]: Without dead ends: 27121 [2024-11-08 16:55:07,175 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1084 GetRequests, 1062 SyntacticMatches, 2 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2024-11-08 16:55:07,175 INFO L432 NwaCegarLoop]: 506 mSDtfsCounter, 479 mSDsluCounter, 1664 mSDsCounter, 0 mSdLazyCounter, 1167 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 551 SdHoareTripleChecker+Valid, 2170 SdHoareTripleChecker+Invalid, 1188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 1167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-08 16:55:07,176 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [551 Valid, 2170 Invalid, 1188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 1167 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-08 16:55:07,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27121 states. [2024-11-08 16:55:19,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27121 to 25819. [2024-11-08 16:55:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25819 states, 18830 states have (on average 1.396282527881041) internal successors, (26292), 18966 states have internal predecessors, (26292), 5977 states have call successors, (5977), 1011 states have call predecessors, (5977), 1011 states have return successors, (5977), 5841 states have call predecessors, (5977), 5977 states have call successors, (5977) [2024-11-08 16:55:19,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25819 states to 25819 states and 38246 transitions. [2024-11-08 16:55:19,759 INFO L78 Accepts]: Start accepts. Automaton has 25819 states and 38246 transitions. Word has length 461 [2024-11-08 16:55:19,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:55:19,760 INFO L471 AbstractCegarLoop]: Abstraction has 25819 states and 38246 transitions. [2024-11-08 16:55:19,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 10.363636363636363) internal successors, (114), 11 states have internal predecessors, (114), 2 states have call successors, (144), 2 states have call predecessors, (144), 4 states have return successors, (145), 2 states have call predecessors, (145), 2 states have call successors, (145) [2024-11-08 16:55:19,761 INFO L276 IsEmpty]: Start isEmpty. Operand 25819 states and 38246 transitions. [2024-11-08 16:55:19,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-08 16:55:19,765 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:55:19,765 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:55:19,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-11-08 16:55:19,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-08 16:55:19,966 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:55:19,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:55:19,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1407821340, now seen corresponding path program 1 times [2024-11-08 16:55:19,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:55:19,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503541999] [2024-11-08 16:55:19,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:55:19,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:55:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:55:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:55:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:55:20,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:55:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:55:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:55:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:55:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:55:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:55:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:55:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:55:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:55:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:55:20,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:55:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:55:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:55:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:55:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:55:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:55:20,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:55:20,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:55:20,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:55:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:55:20,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:55:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:55:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:55:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:55:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:55:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:55:20,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:55:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:55:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:55:20,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:55:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:55:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:55:20,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:55:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:55:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:55:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:55:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:55:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:55:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:55:20,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:55:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:55:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:55:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:55:20,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:55:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:55:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:55:20,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:55:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:55:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:55:20,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:55:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:55:20,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:55:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:55:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:55:20,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:55:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:55:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:55:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:55:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:55:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:55:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:55:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:55:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:55:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:55:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:55:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:55:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:55:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:55:20,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:55:20,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:55:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:20,429 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-08 16:55:20,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:55:20,429 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503541999] [2024-11-08 16:55:20,429 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503541999] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 16:55:20,429 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 16:55:20,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 16:55:20,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736885244] [2024-11-08 16:55:20,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 16:55:20,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 16:55:20,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:55:20,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 16:55:20,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 16:55:20,433 INFO L87 Difference]: Start difference. First operand 25819 states and 38246 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:55:35,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:55:35,486 INFO L93 Difference]: Finished difference Result 57033 states and 84316 transitions. [2024-11-08 16:55:35,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 16:55:35,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 461 [2024-11-08 16:55:35,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:55:35,566 INFO L225 Difference]: With dead ends: 57033 [2024-11-08 16:55:35,566 INFO L226 Difference]: Without dead ends: 32295 [2024-11-08 16:55:35,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 150 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 16:55:35,601 INFO L432 NwaCegarLoop]: 346 mSDtfsCounter, 333 mSDsluCounter, 331 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 333 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 16:55:35,601 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [333 Valid, 677 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 16:55:35,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32295 states. [2024-11-08 16:55:52,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32295 to 32293. [2024-11-08 16:55:52,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32293 states, 23494 states have (on average 1.39124882948838) internal successors, (32686), 23678 states have internal predecessors, (32686), 7509 states have call successors, (7509), 1289 states have call predecessors, (7509), 1289 states have return successors, (7509), 7325 states have call predecessors, (7509), 7509 states have call successors, (7509) [2024-11-08 16:55:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32293 states to 32293 states and 47704 transitions. [2024-11-08 16:55:52,983 INFO L78 Accepts]: Start accepts. Automaton has 32293 states and 47704 transitions. Word has length 461 [2024-11-08 16:55:52,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:55:52,984 INFO L471 AbstractCegarLoop]: Abstraction has 32293 states and 47704 transitions. [2024-11-08 16:55:52,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-08 16:55:52,984 INFO L276 IsEmpty]: Start isEmpty. Operand 32293 states and 47704 transitions. [2024-11-08 16:55:52,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2024-11-08 16:55:52,989 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:55:52,990 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:55:52,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-08 16:55:52,990 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:55:52,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:55:52,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1628500341, now seen corresponding path program 1 times [2024-11-08 16:55:52,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:55:52,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87736644] [2024-11-08 16:55:52,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:55:52,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:55:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:55:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:55:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:55:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:55:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:55:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:55:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:55:53,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:55:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:55:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:55:53,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:55:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:55:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:55:53,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:55:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:55:53,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:55:53,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:55:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:55:53,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:55:53,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:55:53,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:55:53,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:55:53,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:55:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:55:53,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:55:53,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:55:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:55:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:55:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:55:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:55:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:55:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:55:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:55:53,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:55:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:55:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:55:53,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:55:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:55:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:55:53,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:55:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:55:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:55:53,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:55:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:55:53,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:55:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:55:53,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:55:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:55:53,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:55:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:55:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:55:53,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:55:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:55:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:55:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:55:53,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:55:53,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:55:53,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:55:53,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:55:53,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:55:53,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:55:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:55:53,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:55:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:55:53,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:55:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:55:53,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:55:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:55:53,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:55:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:55:53,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:55:53,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:55:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:55:53,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:53,809 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 9 proven. 207 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-08 16:55:53,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:55:53,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87736644] [2024-11-08 16:55:53,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87736644] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:55:53,810 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1191236056] [2024-11-08 16:55:53,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:55:53,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:55:53,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:55:53,813 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:55:53,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-08 16:55:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:55:54,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 1017 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 16:55:54,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:55:55,014 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 906 proven. 207 refuted. 0 times theorem prover too weak. 9399 trivial. 0 not checked. [2024-11-08 16:55:55,015 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:55:55,633 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 9 proven. 207 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-08 16:55:55,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1191236056] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 16:55:55,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 16:55:55,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 7 [2024-11-08 16:55:55,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381801011] [2024-11-08 16:55:55,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 16:55:55,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-08 16:55:55,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:55:55,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-08 16:55:55,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-08 16:55:55,636 INFO L87 Difference]: Start difference. First operand 32293 states and 47704 transitions. Second operand has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 7 states have internal predecessors, (108), 2 states have call successors, (142), 2 states have call predecessors, (142), 4 states have return successors, (143), 2 states have call predecessors, (143), 2 states have call successors, (143) [2024-11-08 16:56:06,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 16:56:06,992 INFO L93 Difference]: Finished difference Result 49177 states and 71770 transitions. [2024-11-08 16:56:06,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-08 16:56:06,993 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 7 states have internal predecessors, (108), 2 states have call successors, (142), 2 states have call predecessors, (142), 4 states have return successors, (143), 2 states have call predecessors, (143), 2 states have call successors, (143) Word has length 461 [2024-11-08 16:56:06,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 16:56:07,057 INFO L225 Difference]: With dead ends: 49177 [2024-11-08 16:56:07,057 INFO L226 Difference]: Without dead ends: 18129 [2024-11-08 16:56:07,101 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1074 GetRequests, 1064 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-11-08 16:56:07,102 INFO L432 NwaCegarLoop]: 257 mSDtfsCounter, 114 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 626 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-08 16:56:07,102 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 626 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-08 16:56:07,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18129 states. [2024-11-08 16:56:15,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18129 to 15921. [2024-11-08 16:56:15,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15921 states, 11625 states have (on average 1.385032258064516) internal successors, (16101), 11675 states have internal predecessors, (16101), 3623 states have call successors, (3623), 672 states have call predecessors, (3623), 672 states have return successors, (3623), 3573 states have call predecessors, (3623), 3623 states have call successors, (3623) [2024-11-08 16:56:15,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15921 states to 15921 states and 23347 transitions. [2024-11-08 16:56:15,750 INFO L78 Accepts]: Start accepts. Automaton has 15921 states and 23347 transitions. Word has length 461 [2024-11-08 16:56:15,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 16:56:15,750 INFO L471 AbstractCegarLoop]: Abstraction has 15921 states and 23347 transitions. [2024-11-08 16:56:15,751 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 7 states have internal predecessors, (108), 2 states have call successors, (142), 2 states have call predecessors, (142), 4 states have return successors, (143), 2 states have call predecessors, (143), 2 states have call successors, (143) [2024-11-08 16:56:15,751 INFO L276 IsEmpty]: Start isEmpty. Operand 15921 states and 23347 transitions. [2024-11-08 16:56:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 463 [2024-11-08 16:56:15,755 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 16:56:15,755 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 16:56:15,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-08 16:56:15,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:56:15,956 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 16:56:15,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 16:56:15,956 INFO L85 PathProgramCache]: Analyzing trace with hash 453270657, now seen corresponding path program 1 times [2024-11-08 16:56:15,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 16:56:15,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593423334] [2024-11-08 16:56:15,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:56:15,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 16:56:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 16:56:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 16:56:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 16:56:27,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 16:56:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 16:56:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 16:56:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 16:56:27,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-08 16:56:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-08 16:56:27,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 16:56:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 16:56:27,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 16:56:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 16:56:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 16:56:27,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 16:56:27,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 16:56:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 16:56:27,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 16:56:27,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 16:56:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 16:56:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 16:56:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 16:56:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 16:56:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 16:56:27,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 16:56:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 16:56:27,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 16:56:27,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-08 16:56:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 16:56:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2024-11-08 16:56:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 16:56:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-11-08 16:56:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 16:56:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-08 16:56:27,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 16:56:27,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 16:56:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 16:56:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-11-08 16:56:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:27,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 16:56:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-11-08 16:56:28,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 16:56:28,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 16:56:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-11-08 16:56:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-11-08 16:56:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-11-08 16:56:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-11-08 16:56:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-11-08 16:56:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-11-08 16:56:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-11-08 16:56:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-11-08 16:56:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2024-11-08 16:56:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-11-08 16:56:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-08 16:56:28,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-08 16:56:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-08 16:56:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-11-08 16:56:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-08 16:56:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-11-08 16:56:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-08 16:56:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-11-08 16:56:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-08 16:56:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-08 16:56:28,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-08 16:56:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-08 16:56:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-08 16:56:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-08 16:56:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-08 16:56:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2024-11-08 16:56:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2024-11-08 16:56:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-08 16:56:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2024-11-08 16:56:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-08 16:56:28,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2024-11-08 16:56:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:28,716 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 177 proven. 249 refuted. 0 times theorem prover too weak. 10086 trivial. 0 not checked. [2024-11-08 16:56:28,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 16:56:28,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593423334] [2024-11-08 16:56:28,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593423334] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:56:28,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [13268615] [2024-11-08 16:56:28,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 16:56:28,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 16:56:28,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 16:56:28,719 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 16:56:28,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5dc2b553-67ac-4476-935a-7c5289a6e9e5/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-08 16:56:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 16:56:29,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 1021 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-11-08 16:56:29,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 16:56:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 5761 proven. 480 refuted. 0 times theorem prover too weak. 4271 trivial. 0 not checked. [2024-11-08 16:56:34,665 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 16:56:36,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [13268615] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 16:56:36,896 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 16:56:36,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 22] total 40 [2024-11-08 16:56:36,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392548200] [2024-11-08 16:56:36,897 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 16:56:36,898 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2024-11-08 16:56:36,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 16:56:36,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2024-11-08 16:56:36,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=265, Invalid=1991, Unknown=0, NotChecked=0, Total=2256 [2024-11-08 16:56:36,900 INFO L87 Difference]: Start difference. First operand 15921 states and 23347 transitions. Second operand has 40 states, 39 states have (on average 4.589743589743589) internal successors, (179), 38 states have internal predecessors, (179), 9 states have call successors, (146), 6 states have call predecessors, (146), 9 states have return successors, (146), 8 states have call predecessors, (146), 9 states have call successors, (146)