./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-58.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-58.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU --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 282ae36df5695e27b909a2bf93e33671def0076fbd602d7ca03e88eb2683530d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:57:51,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:57:51,900 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 21:57:51,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:57:51,905 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:57:51,927 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:57:51,928 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:57:51,928 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:57:51,929 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:57:51,929 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:57:51,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:57:51,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:57:51,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:57:51,931 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:57:51,932 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:57:51,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:57:51,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:57:51,935 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 21:57:51,935 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:57:51,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 21:57:51,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:57:51,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:57:51,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:57:51,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:57:51,937 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:57:51,937 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 21:57:51,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:57:51,940 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:57:51,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:57:51,940 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:57:51,941 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:57:51,941 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:57:51,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:57:51,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:57:51,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:57:51,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:57:51,942 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:57:51,946 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:57:51,946 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:57:51,946 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:57:51,947 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:57:51,947 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:57:51,947 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_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 282ae36df5695e27b909a2bf93e33671def0076fbd602d7ca03e88eb2683530d [2024-10-31 21:57:52,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:57:52,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:57:52,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:57:52,250 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:57:52,251 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:57:52,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-58.i Unable to find full path for "g++" [2024-10-31 21:57:54,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:57:54,607 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:57:54,611 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-58.i [2024-10-31 21:57:54,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/data/1bdf9d4c6/a1436b99b44140408495c400536d7ddf/FLAG4f5d1ed84 [2024-10-31 21:57:54,646 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/data/1bdf9d4c6/a1436b99b44140408495c400536d7ddf [2024-10-31 21:57:54,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:57:54,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:57:54,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:54,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:57:54,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:57:54,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:54" (1/1) ... [2024-10-31 21:57:54,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16483108 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:54, skipping insertion in model container [2024-10-31 21:57:54,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:57:54" (1/1) ... [2024-10-31 21:57:54,742 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:57:54,979 WARN L251 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_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-58.i[916,929] [2024-10-31 21:57:55,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:55,244 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:57:55,258 WARN L251 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_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-58.i[916,929] [2024-10-31 21:57:55,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:57:55,433 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:57:55,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55 WrapperNode [2024-10-31 21:57:55,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:57:55,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:55,441 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:57:55,441 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:57:55,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,502 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,618 INFO L138 Inliner]: procedures = 26, calls = 77, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 452 [2024-10-31 21:57:55,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:57:55,619 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:57:55,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:57:55,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:57:55,632 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,632 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,650 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,732 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]. [2024-10-31 21:57:55,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,767 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,780 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:57:55,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:57:55,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:57:55,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:57:55,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (1/1) ... [2024-10-31 21:57:55,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:57:55,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:57:55,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:57:55,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:57:55,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:57:55,875 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 21:57:55,876 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 21:57:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:57:55,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:57:55,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:57:56,047 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:57:56,054 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:57:57,118 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-10-31 21:57:57,119 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:57:57,143 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:57:57,145 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 21:57:57,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:57 BoogieIcfgContainer [2024-10-31 21:57:57,145 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:57:57,147 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:57:57,149 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:57:57,152 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:57:57,152 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:57:54" (1/3) ... [2024-10-31 21:57:57,153 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16288284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:57:57, skipping insertion in model container [2024-10-31 21:57:57,153 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:57:55" (2/3) ... [2024-10-31 21:57:57,154 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16288284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:57:57, skipping insertion in model container [2024-10-31 21:57:57,154 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:57:57" (3/3) ... [2024-10-31 21:57:57,155 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount250_file-58.i [2024-10-31 21:57:57,173 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:57:57,173 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 21:57:57,258 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 21:57:57,267 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;@28d6a1c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 21:57:57,267 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 21:57:57,274 INFO L276 IsEmpty]: Start isEmpty. Operand has 188 states, 121 states have (on average 1.462809917355372) internal successors, (177), 122 states have internal predecessors, (177), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-31 21:57:57,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2024-10-31 21:57:57,307 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:57,311 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:57:57,311 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:57,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:57,319 INFO L85 PathProgramCache]: Analyzing trace with hash -926612296, now seen corresponding path program 1 times [2024-10-31 21:57:57,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:57,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546860097] [2024-10-31 21:57:57,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:57,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:57:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:57:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:57:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:57:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:57:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:57:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 21:57:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:57:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-31 21:57:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:57:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-31 21:57:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:57:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:57:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-31 21:57:58,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:57:58,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:57:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:57:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 21:57:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 21:57:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-31 21:57:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-31 21:57:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-31 21:57:58,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-31 21:57:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-31 21:57:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-31 21:57:58,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:57:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:57:58,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:57:58,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:57:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:57:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:57:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:57:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:57:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:57:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:57:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:57:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:57:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-31 21:57:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:57:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-31 21:57:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:57:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-31 21:57:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:57:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-31 21:57:58,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:57:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-31 21:57:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:57:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-31 21:57:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:57:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-31 21:57:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:57:58,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-31 21:57:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:57:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-31 21:57:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-31 21:57:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-31 21:57:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-31 21:57:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-31 21:57:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-31 21:57:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-31 21:57:58,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-31 21:57:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-31 21:57:58,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-31 21:57:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-31 21:57:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:58,539 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-31 21:57:58,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:58,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546860097] [2024-10-31 21:57:58,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546860097] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:58,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:58,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 21:57:58,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843158759] [2024-10-31 21:57:58,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:58,557 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 21:57:58,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:58,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 21:57:58,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:57:58,593 INFO L87 Difference]: Start difference. First operand has 188 states, 121 states have (on average 1.462809917355372) internal successors, (177), 122 states have internal predecessors, (177), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) Second operand has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-31 21:57:58,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:58,664 INFO L93 Difference]: Finished difference Result 369 states and 668 transitions. [2024-10-31 21:57:58,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 21:57:58,667 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) Word has length 402 [2024-10-31 21:57:58,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:57:58,688 INFO L225 Difference]: With dead ends: 369 [2024-10-31 21:57:58,688 INFO L226 Difference]: Without dead ends: 184 [2024-10-31 21:57:58,696 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 21:57:58,702 INFO L432 NwaCegarLoop]: 298 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, 298 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 [2024-10-31 21:57:58,703 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 21:57:58,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-10-31 21:57:58,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 184. [2024-10-31 21:57:58,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 118 states have (on average 1.4406779661016949) internal successors, (170), 118 states have internal predecessors, (170), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-31 21:57:58,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 298 transitions. [2024-10-31 21:57:58,818 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 298 transitions. Word has length 402 [2024-10-31 21:57:58,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:57:58,818 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 298 transitions. [2024-10-31 21:57:58,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 42.5) internal successors, (85), 2 states have internal predecessors, (85), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-31 21:57:58,823 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 298 transitions. [2024-10-31 21:57:58,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2024-10-31 21:57:58,844 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:57:58,844 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:57:58,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 21:57:58,845 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:57:58,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:57:58,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1392898164, now seen corresponding path program 1 times [2024-10-31 21:57:58,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:57:58,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781080979] [2024-10-31 21:57:58,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:57:58,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:57:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:57:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:57:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:57:59,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:57:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:57:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:57:59,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 21:57:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:57:59,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-31 21:57:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:57:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-31 21:57:59,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:57:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:57:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-31 21:57:59,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:57:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:57:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:57:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 21:57:59,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 21:57:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-31 21:57:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-31 21:57:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-31 21:57:59,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-31 21:57:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-31 21:57:59,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-31 21:57:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:57:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:57:59,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:57:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:57:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:57:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:57:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:57:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:57:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:57:59,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:57:59,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:57:59,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:57:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-31 21:57:59,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:57:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-31 21:57:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:57:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-31 21:57:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:57:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-31 21:57:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:57:59,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-31 21:57:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:57:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-31 21:57:59,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:57:59,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-31 21:57:59,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:57:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-31 21:57:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:57:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-31 21:57:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-31 21:57:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-31 21:57:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-31 21:57:59,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-31 21:57:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-31 21:57:59,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-31 21:57:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-31 21:57:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-31 21:57:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-31 21:57:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-31 21:57:59,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:57:59,808 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-31 21:57:59,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:57:59,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781080979] [2024-10-31 21:57:59,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [781080979] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:57:59,809 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:57:59,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:57:59,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344647789] [2024-10-31 21:57:59,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:57:59,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:57:59,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:57:59,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:57:59,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:57:59,819 INFO L87 Difference]: Start difference. First operand 184 states and 298 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:57:59,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:57:59,982 INFO L93 Difference]: Finished difference Result 422 states and 683 transitions. [2024-10-31 21:57:59,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:57:59,985 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 402 [2024-10-31 21:57:59,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:57:59,999 INFO L225 Difference]: With dead ends: 422 [2024-10-31 21:57:59,999 INFO L226 Difference]: Without dead ends: 241 [2024-10-31 21:58:00,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:00,005 INFO L432 NwaCegarLoop]: 302 mSDtfsCounter, 100 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:00,006 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 566 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 21:58:00,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-10-31 21:58:00,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 194. [2024-10-31 21:58:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 128 states have (on average 1.4140625) internal successors, (181), 128 states have internal predecessors, (181), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-31 21:58:00,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 309 transitions. [2024-10-31 21:58:00,052 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 309 transitions. Word has length 402 [2024-10-31 21:58:00,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:00,055 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 309 transitions. [2024-10-31 21:58:00,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:58:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 309 transitions. [2024-10-31 21:58:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2024-10-31 21:58:00,085 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:00,085 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:00,086 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 21:58:00,086 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:00,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:00,087 INFO L85 PathProgramCache]: Analyzing trace with hash -557093776, now seen corresponding path program 1 times [2024-10-31 21:58:00,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:00,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966161621] [2024-10-31 21:58:00,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:00,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:00,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:58:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:58:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 21:58:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:58:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-31 21:58:00,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:58:00,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-31 21:58:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:58:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:58:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-31 21:58:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:58:00,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 21:58:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 21:58:00,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-31 21:58:00,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-31 21:58:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-31 21:58:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-31 21:58:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-31 21:58:00,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-31 21:58:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:00,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:00,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-31 21:58:00,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-31 21:58:00,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-31 21:58:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:00,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-31 21:58:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:00,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-31 21:58:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-31 21:58:00,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-31 21:58:00,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:00,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-31 21:58:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-31 21:58:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-31 21:58:00,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-31 21:58:00,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-31 21:58:00,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-31 21:58:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-31 21:58:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-31 21:58:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-31 21:58:00,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-31 21:58:00,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-31 21:58:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-31 21:58:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:00,833 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-31 21:58:00,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:00,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966161621] [2024-10-31 21:58:00,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966161621] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:00,836 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:00,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:58:00,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179685422] [2024-10-31 21:58:00,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:00,839 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:58:00,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:00,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:58:00,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:00,843 INFO L87 Difference]: Start difference. First operand 194 states and 309 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:58:00,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:00,979 INFO L93 Difference]: Finished difference Result 432 states and 687 transitions. [2024-10-31 21:58:00,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:58:00,980 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 402 [2024-10-31 21:58:00,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:00,989 INFO L225 Difference]: With dead ends: 432 [2024-10-31 21:58:00,989 INFO L226 Difference]: Without dead ends: 241 [2024-10-31 21:58:00,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:00,994 INFO L432 NwaCegarLoop]: 280 mSDtfsCounter, 89 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:00,997 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 546 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 21:58:01,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-10-31 21:58:01,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 194. [2024-10-31 21:58:01,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 128 states have (on average 1.3984375) internal successors, (179), 128 states have internal predecessors, (179), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-31 21:58:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 307 transitions. [2024-10-31 21:58:01,047 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 307 transitions. Word has length 402 [2024-10-31 21:58:01,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:01,052 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 307 transitions. [2024-10-31 21:58:01,052 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:58:01,052 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 307 transitions. [2024-10-31 21:58:01,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2024-10-31 21:58:01,068 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:01,068 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:01,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 21:58:01,069 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:01,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:01,071 INFO L85 PathProgramCache]: Analyzing trace with hash 10403344, now seen corresponding path program 1 times [2024-10-31 21:58:01,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:01,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556040774] [2024-10-31 21:58:01,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:01,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:01,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:58:01,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:58:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 21:58:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:58:01,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-31 21:58:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:58:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-31 21:58:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:58:01,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:58:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-31 21:58:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:01,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:58:01,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 21:58:01,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 21:58:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-31 21:58:01,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-31 21:58:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-31 21:58:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-31 21:58:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-31 21:58:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-31 21:58:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:01,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:01,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-31 21:58:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-31 21:58:01,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:01,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-31 21:58:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-31 21:58:01,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:01,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-31 21:58:01,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-31 21:58:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-31 21:58:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:01,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-31 21:58:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-31 21:58:01,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-31 21:58:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-31 21:58:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-31 21:58:01,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-31 21:58:01,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-31 21:58:01,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-31 21:58:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-31 21:58:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-31 21:58:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-31 21:58:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-31 21:58:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:01,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-31 21:58:01,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:01,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556040774] [2024-10-31 21:58:01,724 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556040774] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:01,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:01,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-31 21:58:01,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91358986] [2024-10-31 21:58:01,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:01,725 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-31 21:58:01,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:01,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-31 21:58:01,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:01,728 INFO L87 Difference]: Start difference. First operand 194 states and 307 transitions. Second operand has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:58:01,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:01,895 INFO L93 Difference]: Finished difference Result 573 states and 909 transitions. [2024-10-31 21:58:01,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-31 21:58:01,900 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 402 [2024-10-31 21:58:01,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:01,909 INFO L225 Difference]: With dead ends: 573 [2024-10-31 21:58:01,910 INFO L226 Difference]: Without dead ends: 382 [2024-10-31 21:58:01,913 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-31 21:58:01,915 INFO L432 NwaCegarLoop]: 310 mSDtfsCounter, 270 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 574 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:01,915 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 574 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 21:58:01,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2024-10-31 21:58:01,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 380. [2024-10-31 21:58:01,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 249 states have (on average 1.3815261044176708) internal successors, (344), 249 states have internal predecessors, (344), 128 states have call successors, (128), 2 states have call predecessors, (128), 2 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) [2024-10-31 21:58:02,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 600 transitions. [2024-10-31 21:58:02,003 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 600 transitions. Word has length 402 [2024-10-31 21:58:02,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:02,006 INFO L471 AbstractCegarLoop]: Abstraction has 380 states and 600 transitions. [2024-10-31 21:58:02,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.333333333333332) internal successors, (85), 3 states have internal predecessors, (85), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:58:02,007 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 600 transitions. [2024-10-31 21:58:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2024-10-31 21:58:02,017 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:02,018 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:02,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-31 21:58:02,018 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:02,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:02,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1157830181, now seen corresponding path program 1 times [2024-10-31 21:58:02,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:02,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68849256] [2024-10-31 21:58:02,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:02,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:02,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:02,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:02,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:58:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:02,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:03,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:58:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 21:58:03,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:58:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-31 21:58:03,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:58:03,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-31 21:58:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:58:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:58:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-31 21:58:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:03,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:58:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 21:58:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 21:58:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-31 21:58:03,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-31 21:58:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-31 21:58:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-31 21:58:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-31 21:58:03,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-31 21:58:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:03,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:03,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:03,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-31 21:58:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-31 21:58:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:03,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-31 21:58:03,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-31 21:58:03,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-31 21:58:03,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-31 21:58:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-31 21:58:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-31 21:58:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-31 21:58:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-31 21:58:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-31 21:58:03,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-31 21:58:03,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-31 21:58:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-31 21:58:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-31 21:58:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-31 21:58:03,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-31 21:58:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-31 21:58:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-31 21:58:03,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:03,318 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-31 21:58:03,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:03,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68849256] [2024-10-31 21:58:03,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68849256] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:03,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:03,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 21:58:03,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030895168] [2024-10-31 21:58:03,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:03,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 21:58:03,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:03,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 21:58:03,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 21:58:03,324 INFO L87 Difference]: Start difference. First operand 380 states and 600 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:58:03,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:03,892 INFO L93 Difference]: Finished difference Result 1009 states and 1582 transitions. [2024-10-31 21:58:03,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 21:58:03,893 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 403 [2024-10-31 21:58:03,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:03,899 INFO L225 Difference]: With dead ends: 1009 [2024-10-31 21:58:03,900 INFO L226 Difference]: Without dead ends: 632 [2024-10-31 21:58:03,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:58:03,902 INFO L432 NwaCegarLoop]: 323 mSDtfsCounter, 248 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 248 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:03,903 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [248 Valid, 857 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-31 21:58:03,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2024-10-31 21:58:03,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 552. [2024-10-31 21:58:03,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 356 states have (on average 1.3623595505617978) internal successors, (485), 356 states have internal predecessors, (485), 192 states have call successors, (192), 3 states have call predecessors, (192), 3 states have return successors, (192), 192 states have call predecessors, (192), 192 states have call successors, (192) [2024-10-31 21:58:03,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 869 transitions. [2024-10-31 21:58:03,967 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 869 transitions. Word has length 403 [2024-10-31 21:58:03,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:03,968 INFO L471 AbstractCegarLoop]: Abstraction has 552 states and 869 transitions. [2024-10-31 21:58:03,969 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 4 states have internal predecessors, (86), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:58:03,969 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 869 transitions. [2024-10-31 21:58:03,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2024-10-31 21:58:03,976 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:03,977 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:03,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-31 21:58:03,977 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:03,977 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:03,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1903415689, now seen corresponding path program 1 times [2024-10-31 21:58:03,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:03,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52258926] [2024-10-31 21:58:03,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:03,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:58:05,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:58:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 21:58:05,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:58:05,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-31 21:58:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:58:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-31 21:58:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:58:05,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:58:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-31 21:58:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:05,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:58:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 21:58:05,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 21:58:05,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-31 21:58:05,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-31 21:58:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-31 21:58:05,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-31 21:58:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-31 21:58:05,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-31 21:58:05,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:05,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:05,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:05,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:05,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-31 21:58:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-31 21:58:05,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-31 21:58:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-31 21:58:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-31 21:58:05,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:05,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-31 21:58:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-31 21:58:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-31 21:58:05,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-31 21:58:05,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-31 21:58:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-31 21:58:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-31 21:58:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-31 21:58:05,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-31 21:58:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-31 21:58:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-31 21:58:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-31 21:58:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-31 21:58:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-31 21:58:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:05,782 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-31 21:58:05,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:05,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52258926] [2024-10-31 21:58:05,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52258926] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:05,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:05,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-31 21:58:05,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823704167] [2024-10-31 21:58:05,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:05,784 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-31 21:58:05,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:05,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-31 21:58:05,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-31 21:58:05,786 INFO L87 Difference]: Start difference. First operand 552 states and 869 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:58:06,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:06,730 INFO L93 Difference]: Finished difference Result 1351 states and 2118 transitions. [2024-10-31 21:58:06,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-31 21:58:06,732 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 406 [2024-10-31 21:58:06,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:06,741 INFO L225 Difference]: With dead ends: 1351 [2024-10-31 21:58:06,741 INFO L226 Difference]: Without dead ends: 802 [2024-10-31 21:58:06,743 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-10-31 21:58:06,745 INFO L432 NwaCegarLoop]: 272 mSDtfsCounter, 148 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 200 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 934 SdHoareTripleChecker+Invalid, 393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:06,746 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 934 Invalid, 393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 200 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-31 21:58:06,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 802 states. [2024-10-31 21:58:06,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 802 to 679. [2024-10-31 21:58:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 679 states, 418 states have (on average 1.3349282296650717) internal successors, (558), 418 states have internal predecessors, (558), 256 states have call successors, (256), 4 states have call predecessors, (256), 4 states have return successors, (256), 256 states have call predecessors, (256), 256 states have call successors, (256) [2024-10-31 21:58:06,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 679 states and 1070 transitions. [2024-10-31 21:58:06,863 INFO L78 Accepts]: Start accepts. Automaton has 679 states and 1070 transitions. Word has length 406 [2024-10-31 21:58:06,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:06,864 INFO L471 AbstractCegarLoop]: Abstraction has 679 states and 1070 transitions. [2024-10-31 21:58:06,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-31 21:58:06,864 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1070 transitions. [2024-10-31 21:58:06,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2024-10-31 21:58:06,874 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:06,875 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:06,875 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-31 21:58:06,875 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:06,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:06,876 INFO L85 PathProgramCache]: Analyzing trace with hash -2116791993, now seen corresponding path program 1 times [2024-10-31 21:58:06,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:06,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438002399] [2024-10-31 21:58:06,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:06,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:12,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:58:12,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:58:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 21:58:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:58:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-31 21:58:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:58:12,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-31 21:58:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:58:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:58:12,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-31 21:58:12,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:58:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 21:58:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 21:58:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-31 21:58:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-31 21:58:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-31 21:58:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-31 21:58:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-31 21:58:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-31 21:58:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:12,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:12,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:13,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:13,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-31 21:58:13,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-31 21:58:13,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-31 21:58:13,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:13,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-31 21:58:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-31 21:58:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-31 21:58:13,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-31 21:58:13,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-31 21:58:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:13,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-31 21:58:13,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-31 21:58:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-31 21:58:13,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-31 21:58:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-31 21:58:13,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-31 21:58:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-31 21:58:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-31 21:58:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-31 21:58:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-31 21:58:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-31 21:58:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:13,499 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-31 21:58:13,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:13,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438002399] [2024-10-31 21:58:13,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438002399] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 21:58:13,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 21:58:13,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-31 21:58:13,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427796441] [2024-10-31 21:58:13,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 21:58:13,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-31 21:58:13,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 21:58:13,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-31 21:58:13,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-10-31 21:58:13,504 INFO L87 Difference]: Start difference. First operand 679 states and 1070 transitions. Second operand has 10 states, 10 states have (on average 8.9) internal successors, (89), 10 states have internal predecessors, (89), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-31 21:58:16,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 21:58:16,829 INFO L93 Difference]: Finished difference Result 1365 states and 2112 transitions. [2024-10-31 21:58:16,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-31 21:58:16,830 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.9) internal successors, (89), 10 states have internal predecessors, (89), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 406 [2024-10-31 21:58:16,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 21:58:16,836 INFO L225 Difference]: With dead ends: 1365 [2024-10-31 21:58:16,837 INFO L226 Difference]: Without dead ends: 988 [2024-10-31 21:58:16,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2024-10-31 21:58:16,842 INFO L432 NwaCegarLoop]: 266 mSDtfsCounter, 473 mSDsluCounter, 1286 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 1552 SdHoareTripleChecker+Invalid, 1256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-10-31 21:58:16,842 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [473 Valid, 1552 Invalid, 1256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-10-31 21:58:16,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 988 states. [2024-10-31 21:58:16,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 988 to 745. [2024-10-31 21:58:16,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 745 states, 482 states have (on average 1.3609958506224067) internal successors, (656), 482 states have internal predecessors, (656), 256 states have call successors, (256), 6 states have call predecessors, (256), 6 states have return successors, (256), 256 states have call predecessors, (256), 256 states have call successors, (256) [2024-10-31 21:58:16,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 1168 transitions. [2024-10-31 21:58:16,983 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 1168 transitions. Word has length 406 [2024-10-31 21:58:16,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 21:58:16,984 INFO L471 AbstractCegarLoop]: Abstraction has 745 states and 1168 transitions. [2024-10-31 21:58:16,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.9) internal successors, (89), 10 states have internal predecessors, (89), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-31 21:58:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1168 transitions. [2024-10-31 21:58:16,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2024-10-31 21:58:16,992 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 21:58:16,993 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 21:58:16,993 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-31 21:58:16,993 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 21:58:16,994 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 21:58:16,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1167058053, now seen corresponding path program 1 times [2024-10-31 21:58:16,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 21:58:16,994 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561408491] [2024-10-31 21:58:16,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:16,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 21:58:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 21:58:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-10-31 21:58:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-10-31 21:58:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-31 21:58:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-10-31 21:58:18,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-10-31 21:58:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-10-31 21:58:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-31 21:58:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-31 21:58:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-31 21:58:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-10-31 21:58:18,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-31 21:58:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-31 21:58:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-10-31 21:58:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-10-31 21:58:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-10-31 21:58:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-10-31 21:58:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-31 21:58:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-31 21:58:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-31 21:58:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-10-31 21:58:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2024-10-31 21:58:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-10-31 21:58:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-10-31 21:58:18,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-10-31 21:58:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-10-31 21:58:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-31 21:58:18,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-10-31 21:58:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-31 21:58:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-31 21:58:18,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-31 21:58:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-31 21:58:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-31 21:58:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:18,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-31 21:58:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-31 21:58:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-31 21:58:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-31 21:58:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-31 21:58:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-31 21:58:19,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-31 21:58:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-31 21:58:19,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-31 21:58:19,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-31 21:58:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-31 21:58:19,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-31 21:58:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-31 21:58:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-10-31 21:58:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-31 21:58:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-31 21:58:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-31 21:58:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-31 21:58:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-31 21:58:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-31 21:58:19,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2024-10-31 21:58:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-10-31 21:58:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2024-10-31 21:58:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-10-31 21:58:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2024-10-31 21:58:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-10-31 21:58:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2024-10-31 21:58:19,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-10-31 21:58:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2024-10-31 21:58:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-10-31 21:58:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2024-10-31 21:58:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,232 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 6 proven. 183 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2024-10-31 21:58:19,233 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 21:58:19,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561408491] [2024-10-31 21:58:19,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561408491] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 21:58:19,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821607912] [2024-10-31 21:58:19,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 21:58:19,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 21:58:19,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:19,237 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 21:58:19,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b8c6cb4-aec0-4a34-a3a7-f66cb7341c19/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 21:58:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 21:58:19,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-10-31 21:58:19,680 INFO L278 TraceCheckSpWp]: Computing forward predicates...