./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-81.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd --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 330035e885fa245249a9985bfeff9cf400ee4543a6b7e2fb380a386ceeec5a9f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 15:00:21,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 15:00:21,167 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 15:00:21,174 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 15:00:21,175 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 15:00:21,232 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 15:00:21,233 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 15:00:21,233 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 15:00:21,236 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 15:00:21,236 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 15:00:21,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 15:00:21,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 15:00:21,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 15:00:21,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 15:00:21,241 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 15:00:21,241 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 15:00:21,242 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 15:00:21,242 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 15:00:21,242 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 15:00:21,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 15:00:21,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 15:00:21,243 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 15:00:21,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 15:00:21,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 15:00:21,244 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 15:00:21,244 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 15:00:21,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 15:00:21,244 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 15:00:21,245 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 15:00:21,245 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 15:00:21,246 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 15:00:21,246 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 15:00:21,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:00:21,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 15:00:21,247 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 15:00:21,247 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 15:00:21,247 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 15:00:21,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 15:00:21,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 15:00:21,249 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 15:00:21,249 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 15:00:21,249 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 15:00:21,250 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd 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 -> 330035e885fa245249a9985bfeff9cf400ee4543a6b7e2fb380a386ceeec5a9f [2024-11-13 15:00:21,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 15:00:21,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 15:00:21,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 15:00:21,810 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 15:00:21,810 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 15:00:21,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-81.i Unable to find full path for "g++" [2024-11-13 15:00:24,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 15:00:25,439 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 15:00:25,444 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-81.i [2024-11-13 15:00:25,468 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/data/931da9dec/fded209909054b38814d853c96e7487f/FLAGc72c3350a [2024-11-13 15:00:25,500 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/data/931da9dec/fded209909054b38814d853c96e7487f [2024-11-13 15:00:25,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 15:00:25,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 15:00:25,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 15:00:25,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 15:00:25,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 15:00:25,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:00:25" (1/1) ... [2024-11-13 15:00:25,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6368dbf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:25, skipping insertion in model container [2024-11-13 15:00:25,525 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 03:00:25" (1/1) ... [2024-11-13 15:00:25,578 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 15:00:25,891 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-81.i[919,932] [2024-11-13 15:00:26,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:00:26,044 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 15:00:26,060 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-81.i[919,932] [2024-11-13 15:00:26,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 15:00:26,160 INFO L204 MainTranslator]: Completed translation [2024-11-13 15:00:26,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26 WrapperNode [2024-11-13 15:00:26,161 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 15:00:26,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 15:00:26,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 15:00:26,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 15:00:26,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,317 INFO L138 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 307 [2024-11-13 15:00:26,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 15:00:26,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 15:00:26,321 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 15:00:26,321 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 15:00:26,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,354 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,413 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 15:00:26,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,414 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,433 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,446 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,450 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 15:00:26,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 15:00:26,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 15:00:26,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 15:00:26,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (1/1) ... [2024-11-13 15:00:26,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 15:00:26,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:00:26,533 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 15:00:26,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 15:00:26,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 15:00:26,592 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 15:00:26,593 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 15:00:26,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 15:00:26,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 15:00:26,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 15:00:26,759 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 15:00:26,762 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 15:00:28,047 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 15:00:28,048 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 15:00:28,074 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 15:00:28,078 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 15:00:28,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:00:28 BoogieIcfgContainer [2024-11-13 15:00:28,079 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 15:00:28,084 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 15:00:28,086 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 15:00:28,097 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 15:00:28,098 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 03:00:25" (1/3) ... [2024-11-13 15:00:28,099 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7453b992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:00:28, skipping insertion in model container [2024-11-13 15:00:28,100 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 03:00:26" (2/3) ... [2024-11-13 15:00:28,101 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7453b992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 03:00:28, skipping insertion in model container [2024-11-13 15:00:28,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 03:00:28" (3/3) ... [2024-11-13 15:00:28,104 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-81.i [2024-11-13 15:00:28,127 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 15:00:28,129 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-81.i that has 2 procedures, 134 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 15:00:28,237 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 15:00:28,258 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;@98b51f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 15:00:28,259 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 15:00:28,266 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 81 states have (on average 1.4197530864197532) internal successors, (115), 82 states have internal predecessors, (115), 50 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-13 15:00:28,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-11-13 15:00:28,304 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:00:28,305 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:00:28,306 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:00:28,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:00:28,314 INFO L85 PathProgramCache]: Analyzing trace with hash -448541921, now seen corresponding path program 1 times [2024-11-13 15:00:28,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:00:28,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574521234] [2024-11-13 15:00:28,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:00:28,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:00:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:00:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:00:29,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:00:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:00:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:00:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:00:29,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:00:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:00:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:00:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:00:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:00:29,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:00:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:00:29,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:00:29,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:00:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:00:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:00:29,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:00:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:00:29,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:00:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:00:29,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:00:29,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:00:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:00:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:00:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:00:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:00:29,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:00:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:00:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:00:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:00:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:00:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:00:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:00:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:00:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:00:29,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:00:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:00:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:00:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:00:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:00:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:00:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:00:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:00:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:00:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:00:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:00:29,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:00:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:00:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:00:29,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:29,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:00:29,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:00:29,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574521234] [2024-11-13 15:00:29,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574521234] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:00:29,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:00:29,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 15:00:29,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672860482] [2024-11-13 15:00:29,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:00:29,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 15:00:29,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:00:29,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 15:00:29,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:00:29,857 INFO L87 Difference]: Start difference. First operand has 134 states, 81 states have (on average 1.4197530864197532) internal successors, (115), 82 states have internal predecessors, (115), 50 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-13 15:00:29,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:00:29,934 INFO L93 Difference]: Finished difference Result 261 states and 474 transitions. [2024-11-13 15:00:29,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 15:00:29,939 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 2 states have call successors, (50) Word has length 306 [2024-11-13 15:00:29,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:00:29,950 INFO L225 Difference]: With dead ends: 261 [2024-11-13 15:00:29,951 INFO L226 Difference]: Without dead ends: 130 [2024-11-13 15:00:29,960 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 15:00:29,964 INFO L432 NwaCegarLoop]: 208 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, 208 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:00:29,965 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 15:00:29,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2024-11-13 15:00:30,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2024-11-13 15:00:30,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 78 states have (on average 1.3846153846153846) internal successors, (108), 78 states have internal predecessors, (108), 50 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-13 15:00:30,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 208 transitions. [2024-11-13 15:00:30,086 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 208 transitions. Word has length 306 [2024-11-13 15:00:30,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:00:30,087 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 208 transitions. [2024-11-13 15:00:30,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-13 15:00:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 208 transitions. [2024-11-13 15:00:30,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-11-13 15:00:30,106 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:00:30,107 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:00:30,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 15:00:30,109 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:00:30,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:00:30,111 INFO L85 PathProgramCache]: Analyzing trace with hash 416756439, now seen corresponding path program 1 times [2024-11-13 15:00:30,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:00:30,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188570658] [2024-11-13 15:00:30,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:00:30,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:00:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:00:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:00:32,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:00:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:00:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:00:32,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:00:32,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:00:32,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:00:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:00:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:00:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:00:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:00:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:00:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:00:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:00:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:00:32,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:00:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:00:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:00:32,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:00:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:00:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:00:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:00:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:00:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:00:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:00:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:00:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:00:32,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:00:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:00:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:00:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:00:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:00:32,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:00:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:00:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:00:32,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:00:32,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:00:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:00:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:00:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:00:32,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:00:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:00:32,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:00:32,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:00:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:00:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:00:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:00:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:00:32,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:00:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:32,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:00:32,768 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:00:32,768 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188570658] [2024-11-13 15:00:32,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188570658] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:00:32,768 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:00:32,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:00:32,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480760477] [2024-11-13 15:00:32,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:00:32,776 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:00:32,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:00:32,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:00:32,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:00:32,778 INFO L87 Difference]: Start difference. First operand 130 states and 208 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:00:33,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:00:33,530 INFO L93 Difference]: Finished difference Result 385 states and 620 transitions. [2024-11-13 15:00:33,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:00:33,532 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 306 [2024-11-13 15:00:33,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:00:33,539 INFO L225 Difference]: With dead ends: 385 [2024-11-13 15:00:33,539 INFO L226 Difference]: Without dead ends: 258 [2024-11-13 15:00:33,541 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:00:33,542 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 122 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-13 15:00:33,543 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 501 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-13 15:00:33,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2024-11-13 15:00:33,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 256. [2024-11-13 15:00:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 153 states have (on average 1.392156862745098) internal successors, (213), 153 states have internal predecessors, (213), 100 states have call successors, (100), 2 states have call predecessors, (100), 2 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-13 15:00:33,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 413 transitions. [2024-11-13 15:00:33,655 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 413 transitions. Word has length 306 [2024-11-13 15:00:33,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:00:33,657 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 413 transitions. [2024-11-13 15:00:33,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:00:33,657 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 413 transitions. [2024-11-13 15:00:33,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-13 15:00:33,664 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:00:33,665 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:00:33,665 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 15:00:33,665 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:00:33,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:00:33,666 INFO L85 PathProgramCache]: Analyzing trace with hash 1359654387, now seen corresponding path program 1 times [2024-11-13 15:00:33,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:00:33,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108662666] [2024-11-13 15:00:33,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:00:33,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:00:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:00:36,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:00:36,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:00:36,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:00:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:00:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:00:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:00:36,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:00:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:00:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:00:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:00:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:00:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:00:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:00:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:00:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:00:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:00:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:00:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:00:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:00:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:00:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:00:36,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:00:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:00:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:00:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:00:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:00:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:00:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:00:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:00:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:00:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:00:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:00:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:00:36,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:00:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:00:36,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:00:36,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:00:36,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:00:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:00:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:00:36,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:00:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:00:36,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:00:36,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:00:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:00:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:00:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:00:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:00:36,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:00:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:00:36,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:00:36,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:00:36,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108662666] [2024-11-13 15:00:36,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108662666] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:00:36,794 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:00:36,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:00:36,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992298126] [2024-11-13 15:00:36,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:00:36,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:00:36,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:00:36,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:00:36,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:00:36,797 INFO L87 Difference]: Start difference. First operand 256 states and 413 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-13 15:00:39,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:00:39,310 INFO L93 Difference]: Finished difference Result 967 states and 1528 transitions. [2024-11-13 15:00:39,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 15:00:39,312 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) Word has length 307 [2024-11-13 15:00:39,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:00:39,323 INFO L225 Difference]: With dead ends: 967 [2024-11-13 15:00:39,323 INFO L226 Difference]: Without dead ends: 714 [2024-11-13 15:00:39,327 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 107 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:00:39,328 INFO L432 NwaCegarLoop]: 266 mSDtfsCounter, 440 mSDsluCounter, 412 mSDsCounter, 0 mSdLazyCounter, 378 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-13 15:00:39,329 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [440 Valid, 678 Invalid, 643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 378 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-13 15:00:39,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2024-11-13 15:00:39,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 278. [2024-11-13 15:00:39,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 171 states have (on average 1.3742690058479532) internal successors, (235), 171 states have internal predecessors, (235), 100 states have call successors, (100), 6 states have call predecessors, (100), 6 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2024-11-13 15:00:39,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 435 transitions. [2024-11-13 15:00:39,518 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 435 transitions. Word has length 307 [2024-11-13 15:00:39,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:00:39,519 INFO L471 AbstractCegarLoop]: Abstraction has 278 states and 435 transitions. [2024-11-13 15:00:39,520 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 2 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 2 states have call predecessors, (50), 2 states have call successors, (50) [2024-11-13 15:00:39,520 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 435 transitions. [2024-11-13 15:00:39,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-13 15:00:39,526 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:00:39,526 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:00:39,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 15:00:39,527 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:00:39,527 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:00:39,527 INFO L85 PathProgramCache]: Analyzing trace with hash 542005937, now seen corresponding path program 1 times [2024-11-13 15:00:39,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:00:39,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484375023] [2024-11-13 15:00:39,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:00:39,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:00:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:01:04,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:01:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:01:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:01:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:01:04,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:01:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:01:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:01:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:01:04,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:01:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:01:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:01:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:01:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:01:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:01:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:01:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:01:04,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:01:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:01:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:01:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:01:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:01:04,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:01:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:01:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:01:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:01:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:01:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:01:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:01:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:01:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:01:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:01:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:01:04,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:01:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:01:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:01:04,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:01:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:01:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:01:04,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:01:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:01:04,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:01:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:01:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:01:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:01:04,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:01:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:01:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:01:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:01:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:01:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:04,634 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:01:04,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:01:04,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484375023] [2024-11-13 15:01:04,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484375023] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:01:04,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:01:04,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:01:04,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071844349] [2024-11-13 15:01:04,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:01:04,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:01:04,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:01:04,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:01:04,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:01:04,638 INFO L87 Difference]: Start difference. First operand 278 states and 435 transitions. Second operand has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:09,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:01:09,413 INFO L93 Difference]: Finished difference Result 941 states and 1458 transitions. [2024-11-13 15:01:09,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 15:01:09,414 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-13 15:01:09,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:01:09,422 INFO L225 Difference]: With dead ends: 941 [2024-11-13 15:01:09,423 INFO L226 Difference]: Without dead ends: 666 [2024-11-13 15:01:09,426 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2024-11-13 15:01:09,429 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 677 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 677 SdHoareTripleChecker+Valid, 1041 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-13 15:01:09,431 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [677 Valid, 1041 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-13 15:01:09,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 666 states. [2024-11-13 15:01:09,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 666 to 440. [2024-11-13 15:01:09,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 280 states have (on average 1.4071428571428573) internal successors, (394), 280 states have internal predecessors, (394), 150 states have call successors, (150), 9 states have call predecessors, (150), 9 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:01:09,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 694 transitions. [2024-11-13 15:01:09,619 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 694 transitions. Word has length 307 [2024-11-13 15:01:09,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:01:09,622 INFO L471 AbstractCegarLoop]: Abstraction has 440 states and 694 transitions. [2024-11-13 15:01:09,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:09,622 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 694 transitions. [2024-11-13 15:01:09,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-13 15:01:09,628 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:01:09,629 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:01:09,629 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 15:01:09,630 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:01:09,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:01:09,631 INFO L85 PathProgramCache]: Analyzing trace with hash 148978927, now seen corresponding path program 1 times [2024-11-13 15:01:09,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:01:09,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489815672] [2024-11-13 15:01:09,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:01:09,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:01:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:01:10,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:01:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:01:10,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:01:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:01:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:01:10,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:01:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:01:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:01:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:01:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:01:10,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:01:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:01:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:01:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:01:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:01:10,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:01:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:01:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:01:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:01:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:01:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:01:10,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:01:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:01:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:01:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:01:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:01:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:01:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:01:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:01:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:01:10,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:01:10,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:01:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:01:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:01:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:01:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:01:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:01:10,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:01:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:01:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:01:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:01:10,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:01:10,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:01:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:01:10,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:01:10,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:01:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:01:10,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:01:10,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:01:10,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:01:10,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:01:10,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489815672] [2024-11-13 15:01:10,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489815672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:01:10,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:01:10,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:01:10,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790724240] [2024-11-13 15:01:10,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:01:10,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:01:10,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:01:10,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:01:10,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:01:10,331 INFO L87 Difference]: Start difference. First operand 440 states and 694 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:10,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:01:10,560 INFO L93 Difference]: Finished difference Result 783 states and 1223 transitions. [2024-11-13 15:01:10,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:01:10,561 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-13 15:01:10,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:01:10,571 INFO L225 Difference]: With dead ends: 783 [2024-11-13 15:01:10,574 INFO L226 Difference]: Without dead ends: 508 [2024-11-13 15:01:10,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:01:10,577 INFO L432 NwaCegarLoop]: 217 mSDtfsCounter, 42 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 614 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:01:10,581 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 614 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:01:10,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2024-11-13 15:01:10,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 504. [2024-11-13 15:01:10,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 334 states have (on average 1.3952095808383234) internal successors, (466), 336 states have internal predecessors, (466), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:01:10,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 782 transitions. [2024-11-13 15:01:10,715 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 782 transitions. Word has length 307 [2024-11-13 15:01:10,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:01:10,717 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 782 transitions. [2024-11-13 15:01:10,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:10,717 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 782 transitions. [2024-11-13 15:01:10,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-13 15:01:10,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:01:10,723 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:01:10,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 15:01:10,723 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:01:10,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:01:10,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1243070515, now seen corresponding path program 1 times [2024-11-13 15:01:10,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:01:10,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781544459] [2024-11-13 15:01:10,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:01:10,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:01:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:01:27,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:01:27,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:01:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:01:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:01:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:01:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:01:27,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:01:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:01:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:01:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:01:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:01:27,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:01:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:01:27,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:01:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:01:27,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:01:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:01:27,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:01:27,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:01:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:01:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:01:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:01:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:01:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:01:27,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:01:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:01:27,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:01:27,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:01:27,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:01:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:01:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:01:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:01:27,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:01:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:01:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:01:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:01:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:01:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:01:27,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:01:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:01:27,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:01:27,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:01:27,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:01:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:01:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:01:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:01:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:01:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:01:27,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:01:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:27,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:01:27,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:01:27,811 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781544459] [2024-11-13 15:01:27,811 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781544459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:01:27,811 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:01:27,811 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-13 15:01:27,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867433487] [2024-11-13 15:01:27,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:01:27,812 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 15:01:27,812 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:01:27,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 15:01:27,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-13 15:01:27,815 INFO L87 Difference]: Start difference. First operand 504 states and 782 transitions. Second operand has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:34,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:01:34,338 INFO L93 Difference]: Finished difference Result 1047 states and 1592 transitions. [2024-11-13 15:01:34,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-13 15:01:34,339 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-13 15:01:34,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:01:34,348 INFO L225 Difference]: With dead ends: 1047 [2024-11-13 15:01:34,348 INFO L226 Difference]: Without dead ends: 708 [2024-11-13 15:01:34,350 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=126, Invalid=380, Unknown=0, NotChecked=0, Total=506 [2024-11-13 15:01:34,351 INFO L432 NwaCegarLoop]: 187 mSDtfsCounter, 514 mSDsluCounter, 968 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 514 SdHoareTripleChecker+Valid, 1155 SdHoareTripleChecker+Invalid, 907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:01:34,351 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [514 Valid, 1155 Invalid, 907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-11-13 15:01:34,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2024-11-13 15:01:34,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 504. [2024-11-13 15:01:34,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 334 states have (on average 1.3952095808383234) internal successors, (466), 336 states have internal predecessors, (466), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:01:34,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 782 transitions. [2024-11-13 15:01:34,499 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 782 transitions. Word has length 307 [2024-11-13 15:01:34,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:01:34,500 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 782 transitions. [2024-11-13 15:01:34,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.0) internal successors, (60), 12 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:34,501 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 782 transitions. [2024-11-13 15:01:34,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-13 15:01:34,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:01:34,504 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:01:34,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 15:01:34,505 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:01:34,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:01:34,506 INFO L85 PathProgramCache]: Analyzing trace with hash 800171375, now seen corresponding path program 1 times [2024-11-13 15:01:34,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:01:34,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241254809] [2024-11-13 15:01:34,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:01:34,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:01:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:01:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:01:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:01:35,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:01:35,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:01:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:01:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:01:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:01:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:01:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:01:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:01:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:01:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:01:35,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:01:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:01:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:01:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:01:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:01:35,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:01:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:01:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:01:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:01:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:01:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:01:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:01:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:01:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:01:35,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:01:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:01:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:01:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:01:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:01:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:01:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:01:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:01:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:01:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:01:35,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:01:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:01:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:01:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:01:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:01:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:01:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:01:35,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:01:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:01:35,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:01:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:01:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:01:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:01:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:35,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:01:36,000 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:01:36,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241254809] [2024-11-13 15:01:36,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241254809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:01:36,000 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:01:36,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 15:01:36,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966202616] [2024-11-13 15:01:36,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:01:36,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 15:01:36,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:01:36,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 15:01:36,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 15:01:36,004 INFO L87 Difference]: Start difference. First operand 504 states and 782 transitions. Second operand has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:37,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:01:37,316 INFO L93 Difference]: Finished difference Result 933 states and 1437 transitions. [2024-11-13 15:01:37,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 15:01:37,317 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-13 15:01:37,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:01:37,324 INFO L225 Difference]: With dead ends: 933 [2024-11-13 15:01:37,324 INFO L226 Difference]: Without dead ends: 594 [2024-11-13 15:01:37,326 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:01:37,327 INFO L432 NwaCegarLoop]: 200 mSDtfsCounter, 175 mSDsluCounter, 676 mSDsCounter, 0 mSdLazyCounter, 370 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 876 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:01:37,328 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 876 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 370 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-13 15:01:37,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2024-11-13 15:01:37,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 516. [2024-11-13 15:01:37,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 516 states, 346 states have (on average 1.3872832369942196) internal successors, (480), 348 states have internal predecessors, (480), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:01:37,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 796 transitions. [2024-11-13 15:01:37,483 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 796 transitions. Word has length 307 [2024-11-13 15:01:37,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:01:37,485 INFO L471 AbstractCegarLoop]: Abstraction has 516 states and 796 transitions. [2024-11-13 15:01:37,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.571428571428571) internal successors, (60), 7 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:37,485 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 796 transitions. [2024-11-13 15:01:37,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-13 15:01:37,490 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:01:37,490 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:01:37,491 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 15:01:37,491 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:01:37,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:01:37,492 INFO L85 PathProgramCache]: Analyzing trace with hash -469111313, now seen corresponding path program 1 times [2024-11-13 15:01:37,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:01:37,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697358021] [2024-11-13 15:01:37,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:01:37,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:01:37,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:01:51,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:01:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:01:51,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:01:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:01:51,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:01:51,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:01:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:01:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:01:51,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:01:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:01:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:01:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:01:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:01:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:01:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:01:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:01:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:01:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:01:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:01:51,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:01:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:01:51,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:01:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:01:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:01:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:01:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:01:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:01:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:01:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:01:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:01:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:01:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:01:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:01:51,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:01:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:01:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:01:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:01:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:01:51,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:01:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:01:51,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:01:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:01:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:01:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:01:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:01:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:01:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:01:51,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:01:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:01:51,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:01:51,482 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:01:51,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:01:51,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697358021] [2024-11-13 15:01:51,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697358021] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:01:51,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:01:51,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:01:51,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197370323] [2024-11-13 15:01:51,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:01:51,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:01:51,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:01:51,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:01:51,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:01:51,486 INFO L87 Difference]: Start difference. First operand 516 states and 796 transitions. Second operand has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:55,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:01:55,030 INFO L93 Difference]: Finished difference Result 1027 states and 1556 transitions. [2024-11-13 15:01:55,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 15:01:55,032 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-13 15:01:55,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:01:55,045 INFO L225 Difference]: With dead ends: 1027 [2024-11-13 15:01:55,045 INFO L226 Difference]: Without dead ends: 688 [2024-11-13 15:01:55,047 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=114, Invalid=306, Unknown=0, NotChecked=0, Total=420 [2024-11-13 15:01:55,048 INFO L432 NwaCegarLoop]: 192 mSDtfsCounter, 380 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 581 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 1057 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-13 15:01:55,049 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [380 Valid, 1057 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 581 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-13 15:01:55,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 688 states. [2024-11-13 15:01:55,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 688 to 518. [2024-11-13 15:01:55,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 348 states have (on average 1.3908045977011494) internal successors, (484), 350 states have internal predecessors, (484), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:01:55,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 800 transitions. [2024-11-13 15:01:55,236 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 800 transitions. Word has length 307 [2024-11-13 15:01:55,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:01:55,237 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 800 transitions. [2024-11-13 15:01:55,237 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.454545454545454) internal successors, (60), 11 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:01:55,237 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 800 transitions. [2024-11-13 15:01:55,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-11-13 15:01:55,240 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:01:55,241 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:01:55,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 15:01:55,241 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:01:55,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:01:55,242 INFO L85 PathProgramCache]: Analyzing trace with hash 231953265, now seen corresponding path program 1 times [2024-11-13 15:01:55,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:01:55,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454052747] [2024-11-13 15:01:55,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:01:55,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:01:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:02:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:02:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:02:06,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:02:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:02:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:02:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:02:06,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:02:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:02:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:02:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:02:06,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:02:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:02:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:02:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:02:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:02:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:02:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:02:06,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:02:06,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:02:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:02:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:02:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:02:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:02:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:02:06,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:02:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:02:06,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:02:06,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:02:06,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:02:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:02:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:02:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:02:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:02:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:02:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:02:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:02:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:02:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:02:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:02:06,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:02:06,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:02:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:02:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:02:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:02:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:02:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:02:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:02:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:02:06,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:02:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:06,752 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:02:06,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:02:06,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454052747] [2024-11-13 15:02:06,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454052747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:02:06,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:02:06,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-13 15:02:06,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270462849] [2024-11-13 15:02:06,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:02:06,754 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-13 15:02:06,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:02:06,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-13 15:02:06,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:02:06,756 INFO L87 Difference]: Start difference. First operand 518 states and 800 transitions. Second operand has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:10,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:02:10,066 INFO L93 Difference]: Finished difference Result 933 states and 1426 transitions. [2024-11-13 15:02:10,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 15:02:10,067 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 307 [2024-11-13 15:02:10,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:02:10,074 INFO L225 Difference]: With dead ends: 933 [2024-11-13 15:02:10,074 INFO L226 Difference]: Without dead ends: 594 [2024-11-13 15:02:10,077 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-13 15:02:10,078 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 156 mSDsluCounter, 707 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 897 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:02:10,078 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 897 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-13 15:02:10,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2024-11-13 15:02:10,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 512. [2024-11-13 15:02:10,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 512 states, 342 states have (on average 1.391812865497076) internal successors, (476), 344 states have internal predecessors, (476), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:02:10,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 512 states and 792 transitions. [2024-11-13 15:02:10,205 INFO L78 Accepts]: Start accepts. Automaton has 512 states and 792 transitions. Word has length 307 [2024-11-13 15:02:10,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:02:10,206 INFO L471 AbstractCegarLoop]: Abstraction has 512 states and 792 transitions. [2024-11-13 15:02:10,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.0) internal successors, (60), 10 states have internal predecessors, (60), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:10,207 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 792 transitions. [2024-11-13 15:02:10,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 15:02:10,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:02:10,210 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:02:10,210 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 15:02:10,210 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:02:10,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:02:10,211 INFO L85 PathProgramCache]: Analyzing trace with hash 730353745, now seen corresponding path program 1 times [2024-11-13 15:02:10,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:02:10,211 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060720703] [2024-11-13 15:02:10,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:02:10,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:02:10,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:02:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:02:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:02:19,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:02:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:02:19,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:02:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:02:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:02:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:02:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:02:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:02:19,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:02:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:02:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:02:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:02:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:02:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:02:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:02:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:02:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:02:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:02:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:02:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:02:19,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:02:19,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:02:19,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:02:19,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:02:19,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:02:19,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:02:19,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:02:19,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:02:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:02:19,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:02:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:02:19,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:02:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:02:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:02:19,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:02:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:02:19,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:02:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:02:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:02:19,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:02:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:02:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:02:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:02:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:02:19,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:02:19,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:02:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:02:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:19,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:02:19,558 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:02:19,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060720703] [2024-11-13 15:02:19,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060720703] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:02:19,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:02:19,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:02:19,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660485180] [2024-11-13 15:02:19,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:02:19,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:02:19,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:02:19,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:02:19,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:02:19,561 INFO L87 Difference]: Start difference. First operand 512 states and 792 transitions. Second operand has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:24,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:02:24,163 INFO L93 Difference]: Finished difference Result 1261 states and 1893 transitions. [2024-11-13 15:02:24,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 15:02:24,164 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 308 [2024-11-13 15:02:24,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:02:24,172 INFO L225 Difference]: With dead ends: 1261 [2024-11-13 15:02:24,172 INFO L226 Difference]: Without dead ends: 902 [2024-11-13 15:02:24,174 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2024-11-13 15:02:24,175 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 550 mSDsluCounter, 962 mSDsCounter, 0 mSdLazyCounter, 772 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 1148 SdHoareTripleChecker+Invalid, 924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-11-13 15:02:24,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [550 Valid, 1148 Invalid, 924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 772 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-11-13 15:02:24,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2024-11-13 15:02:24,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 522. [2024-11-13 15:02:24,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 352 states have (on average 1.3977272727272727) internal successors, (492), 354 states have internal predecessors, (492), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:02:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 808 transitions. [2024-11-13 15:02:24,310 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 808 transitions. Word has length 308 [2024-11-13 15:02:24,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:02:24,311 INFO L471 AbstractCegarLoop]: Abstraction has 522 states and 808 transitions. [2024-11-13 15:02:24,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:24,312 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 808 transitions. [2024-11-13 15:02:24,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 15:02:24,314 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:02:24,315 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:02:24,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 15:02:24,315 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:02:24,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:02:24,316 INFO L85 PathProgramCache]: Analyzing trace with hash 337326735, now seen corresponding path program 1 times [2024-11-13 15:02:24,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:02:24,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502791258] [2024-11-13 15:02:24,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:02:24,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:02:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:02:34,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:02:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:02:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:02:34,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:02:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:02:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:02:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:02:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:02:34,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:02:34,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:02:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:02:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:02:34,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:02:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:02:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:02:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:02:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:02:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:02:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:02:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:02:34,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:02:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:02:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:02:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:02:34,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:02:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:02:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:02:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:02:34,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:02:34,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:02:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:02:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:02:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:02:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:02:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:02:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:02:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:02:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:02:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:02:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:02:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:02:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:02:34,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:02:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:02:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:02:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:02:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:02:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:02:34,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:02:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:34,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:02:34,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:02:34,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502791258] [2024-11-13 15:02:34,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502791258] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:02:34,757 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:02:34,757 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-13 15:02:34,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284703384] [2024-11-13 15:02:34,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:02:34,758 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-13 15:02:34,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:02:34,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-13 15:02:34,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:02:34,759 INFO L87 Difference]: Start difference. First operand 522 states and 808 transitions. Second operand has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:36,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:02:36,237 INFO L93 Difference]: Finished difference Result 1143 states and 1732 transitions. [2024-11-13 15:02:36,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 15:02:36,238 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 308 [2024-11-13 15:02:36,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:02:36,243 INFO L225 Difference]: With dead ends: 1143 [2024-11-13 15:02:36,244 INFO L226 Difference]: Without dead ends: 784 [2024-11-13 15:02:36,245 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:02:36,246 INFO L432 NwaCegarLoop]: 216 mSDtfsCounter, 141 mSDsluCounter, 922 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 1138 SdHoareTripleChecker+Invalid, 358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:02:36,246 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 1138 Invalid, 358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-13 15:02:36,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 784 states. [2024-11-13 15:02:36,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 784 to 552. [2024-11-13 15:02:36,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 382 states have (on average 1.4031413612565444) internal successors, (536), 384 states have internal predecessors, (536), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:02:36,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 852 transitions. [2024-11-13 15:02:36,545 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 852 transitions. Word has length 308 [2024-11-13 15:02:36,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:02:36,546 INFO L471 AbstractCegarLoop]: Abstraction has 552 states and 852 transitions. [2024-11-13 15:02:36,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.777777777777778) internal successors, (61), 9 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 852 transitions. [2024-11-13 15:02:36,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 15:02:36,548 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:02:36,549 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:02:36,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 15:02:36,549 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:02:36,550 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:02:36,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1431418323, now seen corresponding path program 1 times [2024-11-13 15:02:36,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:02:36,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056459016] [2024-11-13 15:02:36,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:02:36,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:02:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:02:44,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:02:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:02:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:02:44,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:02:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:02:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:02:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:02:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:02:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:02:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:02:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:02:44,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:02:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:02:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:02:44,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:02:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:02:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:02:44,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:02:44,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:02:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:02:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:02:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:02:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:02:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:02:44,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:02:44,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:02:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:02:44,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:02:44,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:02:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:02:44,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:02:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:02:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:02:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:02:44,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:02:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:02:44,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:02:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:02:44,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:02:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:02:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:02:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:02:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:02:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:02:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:02:44,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:02:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:02:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:02:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:02:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:02:44,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:02:44,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056459016] [2024-11-13 15:02:44,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056459016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:02:44,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:02:44,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:02:44,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051484872] [2024-11-13 15:02:44,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:02:44,291 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:02:44,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:02:44,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:02:44,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:02:44,293 INFO L87 Difference]: Start difference. First operand 552 states and 852 transitions. Second operand has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:46,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:02:46,980 INFO L93 Difference]: Finished difference Result 1259 states and 1898 transitions. [2024-11-13 15:02:46,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 15:02:46,981 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 308 [2024-11-13 15:02:46,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:02:46,987 INFO L225 Difference]: With dead ends: 1259 [2024-11-13 15:02:46,987 INFO L226 Difference]: Without dead ends: 874 [2024-11-13 15:02:46,990 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=116, Invalid=304, Unknown=0, NotChecked=0, Total=420 [2024-11-13 15:02:46,990 INFO L432 NwaCegarLoop]: 189 mSDtfsCounter, 454 mSDsluCounter, 926 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 1115 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-13 15:02:46,991 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [454 Valid, 1115 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-13 15:02:46,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 874 states. [2024-11-13 15:02:47,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 874 to 554. [2024-11-13 15:02:47,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 554 states, 384 states have (on average 1.40625) internal successors, (540), 386 states have internal predecessors, (540), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:02:47,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 856 transitions. [2024-11-13 15:02:47,121 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 856 transitions. Word has length 308 [2024-11-13 15:02:47,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:02:47,122 INFO L471 AbstractCegarLoop]: Abstraction has 554 states and 856 transitions. [2024-11-13 15:02:47,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 856 transitions. [2024-11-13 15:02:47,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 15:02:47,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:02:47,126 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:02:47,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 15:02:47,126 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:02:47,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:02:47,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1038391313, now seen corresponding path program 1 times [2024-11-13 15:02:47,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:02:47,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660186668] [2024-11-13 15:02:47,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:02:47,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:02:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:02:55,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:02:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:02:55,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:02:55,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:02:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:02:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:02:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:02:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:02:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:02:55,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:02:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:02:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:02:55,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:02:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:02:55,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:02:55,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:02:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:02:55,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:02:55,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:02:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:02:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:02:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:02:55,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:02:55,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:02:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:02:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:02:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:02:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:02:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:02:55,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:02:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:02:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:02:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:02:55,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:02:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:02:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:02:55,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:02:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:02:55,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:02:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:02:55,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:02:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:02:55,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:02:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:02:55,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:02:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:02:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:02:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:02:55,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:02:55,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:02:55,143 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:02:55,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:02:55,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660186668] [2024-11-13 15:02:55,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660186668] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:02:55,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:02:55,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-13 15:02:55,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [277413331] [2024-11-13 15:02:55,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:02:55,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-13 15:02:55,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:02:55,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-13 15:02:55,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:02:55,146 INFO L87 Difference]: Start difference. First operand 554 states and 856 transitions. Second operand has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:56,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:02:56,220 INFO L93 Difference]: Finished difference Result 1117 states and 1699 transitions. [2024-11-13 15:02:56,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 15:02:56,221 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 308 [2024-11-13 15:02:56,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:02:56,226 INFO L225 Difference]: With dead ends: 1117 [2024-11-13 15:02:56,226 INFO L226 Difference]: Without dead ends: 732 [2024-11-13 15:02:56,228 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:02:56,228 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 179 mSDsluCounter, 604 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 812 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-13 15:02:56,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 812 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-13 15:02:56,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2024-11-13 15:02:56,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 552. [2024-11-13 15:02:56,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 382 states have (on average 1.4031413612565444) internal successors, (536), 384 states have internal predecessors, (536), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:02:56,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 852 transitions. [2024-11-13 15:02:56,353 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 852 transitions. Word has length 308 [2024-11-13 15:02:56,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:02:56,354 INFO L471 AbstractCegarLoop]: Abstraction has 552 states and 852 transitions. [2024-11-13 15:02:56,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:02:56,355 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 852 transitions. [2024-11-13 15:02:56,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 15:02:56,358 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:02:56,358 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:02:56,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 15:02:56,358 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:02:56,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:02:56,359 INFO L85 PathProgramCache]: Analyzing trace with hash -280763505, now seen corresponding path program 1 times [2024-11-13 15:02:56,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:02:56,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616530883] [2024-11-13 15:02:56,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:02:56,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:02:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:03:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:03:04,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:03:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:03:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:03:04,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:03:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:03:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:03:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:03:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:03:04,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:03:04,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:03:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:03:04,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:03:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:03:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:03:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:03:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:03:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:03:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:03:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:03:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:03:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:03:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:03:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:03:04,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:03:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:03:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:03:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:03:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:03:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:03:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:03:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:03:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:03:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:03:04,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:03:04,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:03:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:03:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:03:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:03:04,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:03:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:03:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:03:04,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:03:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:03:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:03:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:03:04,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:03:04,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:03:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:03:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:03:04,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:03:04,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616530883] [2024-11-13 15:03:04,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616530883] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:03:04,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:03:04,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-13 15:03:04,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337491977] [2024-11-13 15:03:04,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:03:04,666 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-13 15:03:04,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:03:04,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-13 15:03:04,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:03:04,667 INFO L87 Difference]: Start difference. First operand 552 states and 852 transitions. Second operand has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:09,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:03:09,342 INFO L93 Difference]: Finished difference Result 1267 states and 1893 transitions. [2024-11-13 15:03:09,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-13 15:03:09,344 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 308 [2024-11-13 15:03:09,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:03:09,351 INFO L225 Difference]: With dead ends: 1267 [2024-11-13 15:03:09,352 INFO L226 Difference]: Without dead ends: 882 [2024-11-13 15:03:09,354 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=90, Invalid=182, Unknown=0, NotChecked=0, Total=272 [2024-11-13 15:03:09,355 INFO L432 NwaCegarLoop]: 193 mSDtfsCounter, 214 mSDsluCounter, 1364 mSDsCounter, 0 mSdLazyCounter, 562 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 1557 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-13 15:03:09,355 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 1557 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 562 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-13 15:03:09,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2024-11-13 15:03:09,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 552. [2024-11-13 15:03:09,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 382 states have (on average 1.4031413612565444) internal successors, (536), 384 states have internal predecessors, (536), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:03:09,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 852 transitions. [2024-11-13 15:03:09,481 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 852 transitions. Word has length 308 [2024-11-13 15:03:09,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:03:09,482 INFO L471 AbstractCegarLoop]: Abstraction has 552 states and 852 transitions. [2024-11-13 15:03:09,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:09,483 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 852 transitions. [2024-11-13 15:03:09,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 15:03:09,485 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:03:09,485 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:03:09,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 15:03:09,486 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:03:09,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:03:09,486 INFO L85 PathProgramCache]: Analyzing trace with hash 420301073, now seen corresponding path program 1 times [2024-11-13 15:03:09,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:03:09,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630340892] [2024-11-13 15:03:09,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:03:09,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:03:09,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:03:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:03:15,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:03:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:03:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:03:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:03:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:03:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:03:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:03:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:03:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:03:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:03:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:03:15,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:03:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:03:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:03:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:03:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:03:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:03:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:03:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:03:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:03:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:03:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:03:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:03:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:03:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:03:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:03:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:03:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:03:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:03:15,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:03:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:03:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:03:15,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:03:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:03:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:03:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:03:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:03:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:03:15,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:03:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:03:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:03:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:03:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:03:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:03:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:03:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:03:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:03:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:03:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:03:15,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:03:15,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630340892] [2024-11-13 15:03:15,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630340892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:03:15,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:03:15,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:03:15,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794658660] [2024-11-13 15:03:15,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:03:15,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:03:15,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:03:15,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:03:15,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:03:15,916 INFO L87 Difference]: Start difference. First operand 552 states and 852 transitions. Second operand has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:17,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:03:17,716 INFO L93 Difference]: Finished difference Result 1111 states and 1689 transitions. [2024-11-13 15:03:17,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 15:03:17,717 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 308 [2024-11-13 15:03:17,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:03:17,722 INFO L225 Difference]: With dead ends: 1111 [2024-11-13 15:03:17,722 INFO L226 Difference]: Without dead ends: 724 [2024-11-13 15:03:17,724 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=100, Invalid=242, Unknown=0, NotChecked=0, Total=342 [2024-11-13 15:03:17,724 INFO L432 NwaCegarLoop]: 186 mSDtfsCounter, 364 mSDsluCounter, 722 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 908 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-13 15:03:17,724 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 908 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-13 15:03:17,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2024-11-13 15:03:17,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 548. [2024-11-13 15:03:17,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 378 states have (on average 1.4074074074074074) internal successors, (532), 380 states have internal predecessors, (532), 158 states have call successors, (158), 11 states have call predecessors, (158), 11 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-13 15:03:17,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 848 transitions. [2024-11-13 15:03:17,839 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 848 transitions. Word has length 308 [2024-11-13 15:03:17,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:03:17,840 INFO L471 AbstractCegarLoop]: Abstraction has 548 states and 848 transitions. [2024-11-13 15:03:17,840 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.545454545454546) internal successors, (61), 11 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:17,840 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 848 transitions. [2024-11-13 15:03:17,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 15:03:17,843 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:03:17,843 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:03:17,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 15:03:17,843 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:03:17,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:03:17,844 INFO L85 PathProgramCache]: Analyzing trace with hash -549509933, now seen corresponding path program 1 times [2024-11-13 15:03:17,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:03:17,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475469777] [2024-11-13 15:03:17,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:03:17,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:03:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:03:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:03:18,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:03:18,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:03:18,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:03:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:03:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:03:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:03:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:03:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:03:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:03:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:03:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:03:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:03:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:03:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:03:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:03:18,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:03:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:03:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:03:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:03:18,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:03:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:03:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:03:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:03:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:03:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:03:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:03:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:03:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:03:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:03:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:03:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:03:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:03:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:03:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:03:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:03:18,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:03:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:03:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:03:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:03:18,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:03:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:03:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:03:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:03:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:03:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:03:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:03:18,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:03:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:03:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:18,270 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:03:18,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:03:18,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475469777] [2024-11-13 15:03:18,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475469777] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:03:18,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:03:18,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 15:03:18,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883493408] [2024-11-13 15:03:18,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:03:18,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 15:03:18,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:03:18,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 15:03:18,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:03:18,276 INFO L87 Difference]: Start difference. First operand 548 states and 848 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:18,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:03:18,553 INFO L93 Difference]: Finished difference Result 983 states and 1502 transitions. [2024-11-13 15:03:18,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 15:03:18,554 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 308 [2024-11-13 15:03:18,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:03:18,559 INFO L225 Difference]: With dead ends: 983 [2024-11-13 15:03:18,559 INFO L226 Difference]: Without dead ends: 596 [2024-11-13 15:03:18,561 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 15:03:18,561 INFO L432 NwaCegarLoop]: 223 mSDtfsCounter, 61 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:03:18,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 623 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:03:18,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2024-11-13 15:03:18,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 518. [2024-11-13 15:03:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 355 states have (on average 1.4112676056338027) internal successors, (501), 355 states have internal predecessors, (501), 150 states have call successors, (150), 12 states have call predecessors, (150), 12 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:03:18,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 801 transitions. [2024-11-13 15:03:18,698 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 801 transitions. Word has length 308 [2024-11-13 15:03:18,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:03:18,699 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 801 transitions. [2024-11-13 15:03:18,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:18,699 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 801 transitions. [2024-11-13 15:03:18,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 15:03:18,702 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:03:18,702 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:03:18,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 15:03:18,703 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:03:18,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:03:18,703 INFO L85 PathProgramCache]: Analyzing trace with hash -942536943, now seen corresponding path program 1 times [2024-11-13 15:03:18,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:03:18,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483629819] [2024-11-13 15:03:18,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:03:18,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:03:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:03:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:03:31,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:03:31,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:03:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:03:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:03:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:03:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:03:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:03:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:03:31,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:03:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:03:31,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:03:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:03:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:03:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:03:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:03:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:03:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:03:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:03:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:03:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:03:31,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:03:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:03:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:03:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:03:31,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:03:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:03:31,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:03:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:03:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:03:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:03:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:03:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:03:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:03:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:03:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:03:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:03:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:03:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:03:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:03:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:03:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:03:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:03:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:03:31,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:03:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:03:31,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:03:31,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:03:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:03:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:31,120 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:03:31,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:03:31,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483629819] [2024-11-13 15:03:31,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483629819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:03:31,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:03:31,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-13 15:03:31,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831363436] [2024-11-13 15:03:31,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:03:31,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 15:03:31,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:03:31,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 15:03:31,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-13 15:03:31,121 INFO L87 Difference]: Start difference. First operand 518 states and 801 transitions. Second operand has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 12 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:34,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:03:34,331 INFO L93 Difference]: Finished difference Result 1003 states and 1526 transitions. [2024-11-13 15:03:34,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-13 15:03:34,332 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 12 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 308 [2024-11-13 15:03:34,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:03:34,338 INFO L225 Difference]: With dead ends: 1003 [2024-11-13 15:03:34,338 INFO L226 Difference]: Without dead ends: 650 [2024-11-13 15:03:34,340 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=110, Invalid=270, Unknown=0, NotChecked=0, Total=380 [2024-11-13 15:03:34,341 INFO L432 NwaCegarLoop]: 208 mSDtfsCounter, 186 mSDsluCounter, 1012 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 1220 SdHoareTripleChecker+Invalid, 994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-13 15:03:34,341 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 1220 Invalid, 994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-13 15:03:34,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-11-13 15:03:34,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 522. [2024-11-13 15:03:34,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 359 states have (on average 1.4122562674094707) internal successors, (507), 359 states have internal predecessors, (507), 150 states have call successors, (150), 12 states have call predecessors, (150), 12 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:03:34,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 807 transitions. [2024-11-13 15:03:34,505 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 807 transitions. Word has length 308 [2024-11-13 15:03:34,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:03:34,506 INFO L471 AbstractCegarLoop]: Abstraction has 522 states and 807 transitions. [2024-11-13 15:03:34,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.083333333333333) internal successors, (61), 12 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:34,506 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 807 transitions. [2024-11-13 15:03:34,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2024-11-13 15:03:34,509 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:03:34,509 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:03:34,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-13 15:03:34,509 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:03:34,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:03:34,510 INFO L85 PathProgramCache]: Analyzing trace with hash -241472365, now seen corresponding path program 1 times [2024-11-13 15:03:34,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:03:34,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173761430] [2024-11-13 15:03:34,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:03:34,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:03:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:03:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:03:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:03:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:03:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:03:47,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:03:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:03:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:03:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:03:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:03:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:03:47,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:03:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:03:47,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:03:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:03:47,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:03:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:03:47,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:03:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:03:47,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:03:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:03:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:03:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:03:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:03:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:03:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:03:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:03:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:03:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:03:47,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:03:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:03:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:03:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:03:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:03:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:03:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:03:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:03:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:03:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:03:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:03:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:03:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:03:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:03:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:03:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:03:47,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:03:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:03:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:03:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:03:47,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:03:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:03:47,277 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:03:47,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:03:47,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173761430] [2024-11-13 15:03:47,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173761430] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:03:47,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:03:47,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-13 15:03:47,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709858449] [2024-11-13 15:03:47,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:03:47,278 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-13 15:03:47,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:03:47,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-13 15:03:47,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:03:47,280 INFO L87 Difference]: Start difference. First operand 522 states and 807 transitions. Second operand has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:48,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:03:48,162 INFO L93 Difference]: Finished difference Result 967 states and 1477 transitions. [2024-11-13 15:03:48,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 15:03:48,163 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 308 [2024-11-13 15:03:48,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:03:48,168 INFO L225 Difference]: With dead ends: 967 [2024-11-13 15:03:48,168 INFO L226 Difference]: Without dead ends: 614 [2024-11-13 15:03:48,169 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:03:48,170 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 154 mSDsluCounter, 428 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 641 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-13 15:03:48,170 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 641 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-13 15:03:48,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2024-11-13 15:03:48,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 522. [2024-11-13 15:03:48,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 522 states, 359 states have (on average 1.4122562674094707) internal successors, (507), 359 states have internal predecessors, (507), 150 states have call successors, (150), 12 states have call predecessors, (150), 12 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:03:48,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 807 transitions. [2024-11-13 15:03:48,281 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 807 transitions. Word has length 308 [2024-11-13 15:03:48,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:03:48,282 INFO L471 AbstractCegarLoop]: Abstraction has 522 states and 807 transitions. [2024-11-13 15:03:48,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.1) internal successors, (61), 10 states have internal predecessors, (61), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:03:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 807 transitions. [2024-11-13 15:03:48,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-11-13 15:03:48,285 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:03:48,286 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:03:48,286 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-13 15:03:48,286 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:03:48,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:03:48,286 INFO L85 PathProgramCache]: Analyzing trace with hash 342515084, now seen corresponding path program 1 times [2024-11-13 15:03:48,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:03:48,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365771382] [2024-11-13 15:03:48,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:03:48,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:03:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:05:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:05:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:05:25,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:05:25,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:05:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:05:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:05:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:05:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:05:25,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:05:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:05:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:05:25,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:05:25,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:05:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:05:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:05:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:05:25,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:05:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:05:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:05:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:05:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:05:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:05:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:05:25,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:05:25,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:05:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:05:25,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:05:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:05:25,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:05:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:05:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:05:25,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:05:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:05:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:05:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:05:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:05:25,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:05:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:05:25,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:05:25,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:05:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:05:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:05:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:05:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:05:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:05:25,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:05:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:05:25,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:05:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:05:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:25,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:05:25,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:05:25,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365771382] [2024-11-13 15:05:25,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365771382] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:05:25,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:05:25,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-13 15:05:25,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286665867] [2024-11-13 15:05:25,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:05:25,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-13 15:05:25,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:05:25,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-13 15:05:25,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:05:25,726 INFO L87 Difference]: Start difference. First operand 522 states and 807 transitions. Second operand has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:05:28,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:05:28,202 INFO L93 Difference]: Finished difference Result 618 states and 929 transitions. [2024-11-13 15:05:28,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 15:05:28,202 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 309 [2024-11-13 15:05:28,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:05:28,205 INFO L225 Difference]: With dead ends: 618 [2024-11-13 15:05:28,205 INFO L226 Difference]: Without dead ends: 616 [2024-11-13 15:05:28,206 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-13 15:05:28,206 INFO L432 NwaCegarLoop]: 226 mSDtfsCounter, 89 mSDsluCounter, 1405 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-13 15:05:28,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 1631 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-13 15:05:28,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2024-11-13 15:05:28,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 556. [2024-11-13 15:05:28,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 391 states have (on average 1.4092071611253196) internal successors, (551), 391 states have internal predecessors, (551), 150 states have call successors, (150), 14 states have call predecessors, (150), 14 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:05:28,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 851 transitions. [2024-11-13 15:05:28,323 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 851 transitions. Word has length 309 [2024-11-13 15:05:28,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:05:28,323 INFO L471 AbstractCegarLoop]: Abstraction has 556 states and 851 transitions. [2024-11-13 15:05:28,324 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.888888888888889) internal successors, (62), 9 states have internal predecessors, (62), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:05:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 851 transitions. [2024-11-13 15:05:28,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2024-11-13 15:05:28,326 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:05:28,326 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:05:28,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-13 15:05:28,326 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:05:28,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:05:28,327 INFO L85 PathProgramCache]: Analyzing trace with hash -638829012, now seen corresponding path program 1 times [2024-11-13 15:05:28,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:05:28,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79914720] [2024-11-13 15:05:28,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:05:28,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:05:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:05:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:05:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:05:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:05:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:05:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:05:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:05:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:05:28,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:05:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:05:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:05:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:05:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:05:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:05:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:05:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:05:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:05:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:05:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:05:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:05:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:05:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:05:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:05:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:05:28,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:05:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:05:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:05:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:05:28,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:05:28,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:05:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:05:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:05:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:05:28,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:05:28,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:05:28,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:05:28,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:05:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:05:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:05:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:05:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:05:28,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:05:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:05:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:05:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:05:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:05:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:05:28,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:05:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:05:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:05:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:05:28,536 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:05:28,537 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:05:28,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79914720] [2024-11-13 15:05:28,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79914720] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:05:28,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:05:28,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:05:28,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003547060] [2024-11-13 15:05:28,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:05:28,538 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:05:28,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:05:28,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:05:28,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:05:28,539 INFO L87 Difference]: Start difference. First operand 556 states and 851 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:05:28,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:05:28,692 INFO L93 Difference]: Finished difference Result 1035 states and 1552 transitions. [2024-11-13 15:05:28,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:05:28,692 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 310 [2024-11-13 15:05:28,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:05:28,696 INFO L225 Difference]: With dead ends: 1035 [2024-11-13 15:05:28,696 INFO L226 Difference]: Without dead ends: 644 [2024-11-13 15:05:28,697 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:05:28,697 INFO L432 NwaCegarLoop]: 235 mSDtfsCounter, 41 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:05:28,698 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 420 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:05:28,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 644 states. [2024-11-13 15:05:28,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 644 to 640. [2024-11-13 15:05:28,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 449 states have (on average 1.3608017817371938) internal successors, (611), 451 states have internal predecessors, (611), 170 states have call successors, (170), 20 states have call predecessors, (170), 20 states have return successors, (170), 168 states have call predecessors, (170), 170 states have call successors, (170) [2024-11-13 15:05:28,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 951 transitions. [2024-11-13 15:05:28,859 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 951 transitions. Word has length 310 [2024-11-13 15:05:28,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:05:28,859 INFO L471 AbstractCegarLoop]: Abstraction has 640 states and 951 transitions. [2024-11-13 15:05:28,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:05:28,860 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 951 transitions. [2024-11-13 15:05:28,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2024-11-13 15:05:28,862 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:05:28,862 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:05:28,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-13 15:05:28,863 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:05:28,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:05:28,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1363892331, now seen corresponding path program 1 times [2024-11-13 15:05:28,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:05:28,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975989226] [2024-11-13 15:05:28,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:05:28,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:05:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:07:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:07:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:07:14,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:07:14,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:07:14,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:07:14,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:07:14,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:07:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:07:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:07:14,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:07:14,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:07:14,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:07:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:07:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:07:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:07:14,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:07:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:07:14,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:07:14,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:07:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:07:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:07:14,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:07:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:07:14,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:07:14,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:07:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:07:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:07:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:07:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:07:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:07:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:07:14,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:07:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:07:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:07:14,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:07:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:07:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:07:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:07:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:07:14,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:07:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:07:14,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:07:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:07:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:07:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:07:14,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:07:14,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:07:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:07:14,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:07:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:14,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:07:14,732 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:07:14,732 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975989226] [2024-11-13 15:07:14,732 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975989226] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:07:14,732 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:07:14,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-13 15:07:14,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781566024] [2024-11-13 15:07:14,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:07:14,733 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-13 15:07:14,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:07:14,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-13 15:07:14,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:07:14,734 INFO L87 Difference]: Start difference. First operand 640 states and 951 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:07:15,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:07:15,782 INFO L93 Difference]: Finished difference Result 800 states and 1144 transitions. [2024-11-13 15:07:15,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 15:07:15,783 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 310 [2024-11-13 15:07:15,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:07:15,787 INFO L225 Difference]: With dead ends: 800 [2024-11-13 15:07:15,787 INFO L226 Difference]: Without dead ends: 798 [2024-11-13 15:07:15,788 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-11-13 15:07:15,789 INFO L432 NwaCegarLoop]: 238 mSDtfsCounter, 94 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 1365 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-13 15:07:15,789 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 1365 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-13 15:07:15,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 798 states. [2024-11-13 15:07:15,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 798 to 640. [2024-11-13 15:07:15,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 640 states, 449 states have (on average 1.3608017817371938) internal successors, (611), 451 states have internal predecessors, (611), 170 states have call successors, (170), 20 states have call predecessors, (170), 20 states have return successors, (170), 168 states have call predecessors, (170), 170 states have call successors, (170) [2024-11-13 15:07:15,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 640 states and 951 transitions. [2024-11-13 15:07:15,965 INFO L78 Accepts]: Start accepts. Automaton has 640 states and 951 transitions. Word has length 310 [2024-11-13 15:07:15,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:07:15,966 INFO L471 AbstractCegarLoop]: Abstraction has 640 states and 951 transitions. [2024-11-13 15:07:15,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:07:15,967 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 951 transitions. [2024-11-13 15:07:15,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2024-11-13 15:07:15,969 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:07:15,969 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:07:15,969 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-13 15:07:15,969 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:07:15,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:07:15,970 INFO L85 PathProgramCache]: Analyzing trace with hash -694109489, now seen corresponding path program 1 times [2024-11-13 15:07:15,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:07:15,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308275450] [2024-11-13 15:07:15,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:07:15,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:07:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:07:16,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:07:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:07:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:07:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:07:16,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:07:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:07:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:07:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:07:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:07:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:07:16,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:07:16,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:07:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:07:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:07:16,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:07:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:07:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:07:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:07:16,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:07:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:07:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:07:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:07:16,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:07:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:07:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:07:16,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:07:16,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:07:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:07:16,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:07:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:07:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:07:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:07:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:07:16,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:07:16,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:07:16,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:07:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:07:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:07:16,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:07:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:07:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:07:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:07:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:07:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:07:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:07:16,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:07:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:07:16,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:07:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:07:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:07:16,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:07:16,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:07:16,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308275450] [2024-11-13 15:07:16,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308275450] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:07:16,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:07:16,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:07:16,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372661436] [2024-11-13 15:07:16,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:07:16,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:07:16,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:07:16,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:07:16,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:07:16,188 INFO L87 Difference]: Start difference. First operand 640 states and 951 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:07:16,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:07:16,409 INFO L93 Difference]: Finished difference Result 1131 states and 1657 transitions. [2024-11-13 15:07:16,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:07:16,410 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 310 [2024-11-13 15:07:16,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:07:16,415 INFO L225 Difference]: With dead ends: 1131 [2024-11-13 15:07:16,415 INFO L226 Difference]: Without dead ends: 656 [2024-11-13 15:07:16,417 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:07:16,419 INFO L432 NwaCegarLoop]: 213 mSDtfsCounter, 48 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:07:16,419 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 396 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:07:16,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2024-11-13 15:07:16,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 586. [2024-11-13 15:07:16,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 586 states, 418 states have (on average 1.3779904306220097) internal successors, (576), 418 states have internal predecessors, (576), 150 states have call successors, (150), 17 states have call predecessors, (150), 17 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:07:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 876 transitions. [2024-11-13 15:07:16,517 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 876 transitions. Word has length 310 [2024-11-13 15:07:16,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:07:16,518 INFO L471 AbstractCegarLoop]: Abstraction has 586 states and 876 transitions. [2024-11-13 15:07:16,518 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:07:16,518 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 876 transitions. [2024-11-13 15:07:16,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-11-13 15:07:16,521 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:07:16,521 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:07:16,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-13 15:07:16,521 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:07:16,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:07:16,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1939287499, now seen corresponding path program 1 times [2024-11-13 15:07:16,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:07:16,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645759153] [2024-11-13 15:07:16,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:07:16,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:07:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:09:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:09:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:09:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:09:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:09:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:09:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:09:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:09:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:09:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:09:11,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:09:11,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:09:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:09:11,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:09:11,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:09:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:09:11,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:09:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:09:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:09:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:09:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:09:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:09:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:09:11,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:09:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:09:11,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:09:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:09:11,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:09:11,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:11,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:09:12,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:09:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:09:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:09:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:09:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:09:12,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:09:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:09:12,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:09:12,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:09:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:09:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:09:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:09:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:09:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:09:12,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:09:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:09:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:09:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:09:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:09:12,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:09:12,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:09:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:09:12,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:09:12,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:09:12,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645759153] [2024-11-13 15:09:12,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645759153] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:09:12,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:09:12,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:09:12,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131206257] [2024-11-13 15:09:12,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:09:12,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:09:12,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:09:12,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:09:12,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:09:12,050 INFO L87 Difference]: Start difference. First operand 586 states and 876 transitions. Second operand has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:09:13,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:09:13,644 INFO L93 Difference]: Finished difference Result 698 states and 1009 transitions. [2024-11-13 15:09:13,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 15:09:13,645 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 311 [2024-11-13 15:09:13,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:09:13,647 INFO L225 Difference]: With dead ends: 698 [2024-11-13 15:09:13,648 INFO L226 Difference]: Without dead ends: 696 [2024-11-13 15:09:13,648 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2024-11-13 15:09:13,648 INFO L432 NwaCegarLoop]: 261 mSDtfsCounter, 79 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 2005 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-13 15:09:13,649 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 2005 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-13 15:09:13,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 696 states. [2024-11-13 15:09:13,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 696 to 576. [2024-11-13 15:09:13,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 576 states, 408 states have (on average 1.3823529411764706) internal successors, (564), 408 states have internal predecessors, (564), 150 states have call successors, (150), 17 states have call predecessors, (150), 17 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:09:13,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 864 transitions. [2024-11-13 15:09:13,791 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 864 transitions. Word has length 311 [2024-11-13 15:09:13,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:09:13,791 INFO L471 AbstractCegarLoop]: Abstraction has 576 states and 864 transitions. [2024-11-13 15:09:13,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 11 states have internal predecessors, (64), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:09:13,792 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 864 transitions. [2024-11-13 15:09:13,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-11-13 15:09:13,794 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:09:13,795 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:09:13,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-13 15:09:13,795 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:09:13,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:09:13,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1585547593, now seen corresponding path program 1 times [2024-11-13 15:09:13,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:09:13,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743265789] [2024-11-13 15:09:13,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:09:13,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:09:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:10:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:10:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:10:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:10:15,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:10:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:10:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:10:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:10:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:10:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:10:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:10:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:10:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:15,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:10:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:10:16,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:10:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:10:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:10:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:10:16,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:10:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:10:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:10:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:10:16,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:10:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:10:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:10:16,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:10:16,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:10:16,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:10:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:10:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:10:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:10:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:10:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:10:16,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:10:16,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:10:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:10:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:10:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:10:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:10:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:10:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:10:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:10:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:10:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:10:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:10:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:10:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:10:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:10:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:10:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:10:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:16,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:10:16,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:10:16,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743265789] [2024-11-13 15:10:16,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743265789] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:10:16,070 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:10:16,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-13 15:10:16,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633505171] [2024-11-13 15:10:16,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:10:16,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-13 15:10:16,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:10:16,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-13 15:10:16,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-13 15:10:16,072 INFO L87 Difference]: Start difference. First operand 576 states and 864 transitions. Second operand has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:10:18,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:10:18,862 INFO L93 Difference]: Finished difference Result 664 states and 978 transitions. [2024-11-13 15:10:18,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 15:10:18,862 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 311 [2024-11-13 15:10:18,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:10:18,867 INFO L225 Difference]: With dead ends: 664 [2024-11-13 15:10:18,868 INFO L226 Difference]: Without dead ends: 662 [2024-11-13 15:10:18,868 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2024-11-13 15:10:18,869 INFO L432 NwaCegarLoop]: 252 mSDtfsCounter, 89 mSDsluCounter, 777 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 1029 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-13 15:10:18,870 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 1029 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-13 15:10:18,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2024-11-13 15:10:18,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 596. [2024-11-13 15:10:18,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 428 states have (on average 1.3925233644859814) internal successors, (596), 428 states have internal predecessors, (596), 150 states have call successors, (150), 17 states have call predecessors, (150), 17 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:10:18,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 896 transitions. [2024-11-13 15:10:18,980 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 896 transitions. Word has length 311 [2024-11-13 15:10:18,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:10:18,981 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 896 transitions. [2024-11-13 15:10:18,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 7.111111111111111) internal successors, (64), 9 states have internal predecessors, (64), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:10:18,982 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 896 transitions. [2024-11-13 15:10:18,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-11-13 15:10:18,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:10:18,984 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:10:18,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-13 15:10:18,985 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:10:18,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:10:18,985 INFO L85 PathProgramCache]: Analyzing trace with hash -673639444, now seen corresponding path program 1 times [2024-11-13 15:10:18,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:10:18,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908770834] [2024-11-13 15:10:18,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:10:18,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:10:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:10:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:10:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:10:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:10:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:10:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:10:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:10:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:10:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:10:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:10:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:10:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:10:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:10:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:10:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:10:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:10:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:10:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:10:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:10:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:10:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:10:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:10:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:10:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:10:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:10:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:10:19,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:10:19,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:10:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:10:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:10:19,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:10:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:10:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:10:19,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:10:19,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:10:19,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:10:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:10:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:10:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:10:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:10:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:10:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:10:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:10:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:10:19,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:10:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:10:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:10:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:10:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:10:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:10:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:10:19,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:10:19,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:10:19,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908770834] [2024-11-13 15:10:19,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908770834] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:10:19,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:10:19,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:10:19,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543202915] [2024-11-13 15:10:19,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:10:19,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:10:19,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:10:19,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:10:19,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:10:19,217 INFO L87 Difference]: Start difference. First operand 596 states and 896 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:10:19,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:10:19,492 INFO L93 Difference]: Finished difference Result 1121 states and 1649 transitions. [2024-11-13 15:10:19,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:10:19,492 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 312 [2024-11-13 15:10:19,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:10:19,497 INFO L225 Difference]: With dead ends: 1121 [2024-11-13 15:10:19,498 INFO L226 Difference]: Without dead ends: 694 [2024-11-13 15:10:19,499 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:10:19,500 INFO L432 NwaCegarLoop]: 246 mSDtfsCounter, 41 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:10:19,500 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 431 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:10:19,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2024-11-13 15:10:19,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 616. [2024-11-13 15:10:19,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 448 states have (on average 1.375) internal successors, (616), 448 states have internal predecessors, (616), 150 states have call successors, (150), 17 states have call predecessors, (150), 17 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:10:19,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 916 transitions. [2024-11-13 15:10:19,640 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 916 transitions. Word has length 312 [2024-11-13 15:10:19,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:10:19,641 INFO L471 AbstractCegarLoop]: Abstraction has 616 states and 916 transitions. [2024-11-13 15:10:19,641 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:10:19,641 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 916 transitions. [2024-11-13 15:10:19,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-11-13 15:10:19,643 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:10:19,643 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:10:19,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-13 15:10:19,644 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:10:19,644 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:10:19,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1195292592, now seen corresponding path program 1 times [2024-11-13 15:10:19,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:10:19,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948068150] [2024-11-13 15:10:19,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:10:19,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:10:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:11:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:11:18,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:11:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:11:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:11:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:11:18,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:11:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:11:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:11:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:11:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:11:18,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:11:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:11:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:11:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:11:18,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:11:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:11:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:11:18,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:11:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:11:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:11:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:11:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:11:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:11:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:11:18,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:11:18,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:11:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:11:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:11:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:11:18,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:11:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:11:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:11:18,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:11:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:11:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:11:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:11:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:11:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:11:18,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:11:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:11:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:11:18,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:11:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:11:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:11:18,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:11:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:11:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:11:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:11:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:11:18,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:11:18,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:18,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948068150] [2024-11-13 15:11:18,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [948068150] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:18,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:18,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-13 15:11:18,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321649719] [2024-11-13 15:11:18,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:18,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-13 15:11:18,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:18,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-13 15:11:18,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-13 15:11:18,841 INFO L87 Difference]: Start difference. First operand 616 states and 916 transitions. Second operand has 10 states, 10 states have (on average 6.5) internal successors, (65), 10 states have internal predecessors, (65), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:11:19,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:19,969 INFO L93 Difference]: Finished difference Result 760 states and 1085 transitions. [2024-11-13 15:11:19,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 15:11:19,969 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 10 states have internal predecessors, (65), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 312 [2024-11-13 15:11:19,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:11:19,974 INFO L225 Difference]: With dead ends: 760 [2024-11-13 15:11:19,974 INFO L226 Difference]: Without dead ends: 758 [2024-11-13 15:11:19,975 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-11-13 15:11:19,975 INFO L432 NwaCegarLoop]: 237 mSDtfsCounter, 90 mSDsluCounter, 1277 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 1514 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-13 15:11:19,976 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 1514 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-13 15:11:19,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 758 states. [2024-11-13 15:11:20,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 758 to 616. [2024-11-13 15:11:20,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 448 states have (on average 1.375) internal successors, (616), 448 states have internal predecessors, (616), 150 states have call successors, (150), 17 states have call predecessors, (150), 17 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:11:20,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 916 transitions. [2024-11-13 15:11:20,097 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 916 transitions. Word has length 312 [2024-11-13 15:11:20,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:11:20,098 INFO L471 AbstractCegarLoop]: Abstraction has 616 states and 916 transitions. [2024-11-13 15:11:20,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 10 states have internal predecessors, (65), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:11:20,098 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 916 transitions. [2024-11-13 15:11:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2024-11-13 15:11:20,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:11:20,100 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:11:20,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-13 15:11:20,100 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:11:20,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:20,101 INFO L85 PathProgramCache]: Analyzing trace with hash 725858831, now seen corresponding path program 1 times [2024-11-13 15:11:20,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:20,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470568219] [2024-11-13 15:11:20,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:20,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:11:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:11:20,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:11:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:11:20,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:11:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:11:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:11:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:11:20,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:11:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:11:20,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:11:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:11:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:11:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:11:20,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:11:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:11:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:11:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:11:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:11:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:11:20,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:11:20,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:11:20,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:11:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:11:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:11:20,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:11:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:11:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:11:20,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:11:20,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:11:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:11:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:11:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:11:20,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:11:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:11:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:11:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:11:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:11:20,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:11:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:11:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:11:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:11:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:11:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:11:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:11:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:11:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:11:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:11:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:11:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:11:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:20,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:11:20,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:20,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470568219] [2024-11-13 15:11:20,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470568219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:20,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:20,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 15:11:20,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682006538] [2024-11-13 15:11:20,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:20,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 15:11:20,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:20,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 15:11:20,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:11:20,280 INFO L87 Difference]: Start difference. First operand 616 states and 916 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:11:20,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:20,507 INFO L93 Difference]: Finished difference Result 1133 states and 1657 transitions. [2024-11-13 15:11:20,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 15:11:20,507 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 312 [2024-11-13 15:11:20,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:11:20,510 INFO L225 Difference]: With dead ends: 1133 [2024-11-13 15:11:20,510 INFO L226 Difference]: Without dead ends: 686 [2024-11-13 15:11:20,511 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 15:11:20,511 INFO L432 NwaCegarLoop]: 217 mSDtfsCounter, 44 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 15:11:20,511 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 400 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 15:11:20,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2024-11-13 15:11:20,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 616. [2024-11-13 15:11:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 616 states, 448 states have (on average 1.3705357142857142) internal successors, (614), 448 states have internal predecessors, (614), 150 states have call successors, (150), 17 states have call predecessors, (150), 17 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:11:20,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 616 states and 914 transitions. [2024-11-13 15:11:20,595 INFO L78 Accepts]: Start accepts. Automaton has 616 states and 914 transitions. Word has length 312 [2024-11-13 15:11:20,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:11:20,595 INFO L471 AbstractCegarLoop]: Abstraction has 616 states and 914 transitions. [2024-11-13 15:11:20,596 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:11:20,596 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 914 transitions. [2024-11-13 15:11:20,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-11-13 15:11:20,598 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:11:20,598 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:11:20,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-13 15:11:20,598 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:11:20,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:20,599 INFO L85 PathProgramCache]: Analyzing trace with hash 1193359444, now seen corresponding path program 1 times [2024-11-13 15:11:20,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:20,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16996971] [2024-11-13 15:11:20,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:20,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:11:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:11:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:11:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:11:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:11:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:11:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:11:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:11:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:11:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:11:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:11:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:11:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:11:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:11:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:11:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:11:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:11:27,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:11:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:11:27,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:11:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:11:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:11:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:11:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:11:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:11:27,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:11:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:11:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:11:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:11:27,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:11:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:11:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:11:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:11:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:11:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:11:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:11:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:11:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:11:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:11:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:11:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:11:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:11:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:11:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:11:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:11:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:11:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:11:27,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:11:27,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:11:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:11:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:27,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:11:27,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:27,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16996971] [2024-11-13 15:11:27,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16996971] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:27,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:27,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-13 15:11:27,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508502342] [2024-11-13 15:11:27,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:27,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 15:11:27,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:27,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 15:11:27,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:11:27,159 INFO L87 Difference]: Start difference. First operand 616 states and 914 transitions. Second operand has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:11:27,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:27,791 INFO L93 Difference]: Finished difference Result 740 states and 1059 transitions. [2024-11-13 15:11:27,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 15:11:27,791 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 313 [2024-11-13 15:11:27,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:11:27,795 INFO L225 Difference]: With dead ends: 740 [2024-11-13 15:11:27,795 INFO L226 Difference]: Without dead ends: 738 [2024-11-13 15:11:27,795 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-13 15:11:27,796 INFO L432 NwaCegarLoop]: 260 mSDtfsCounter, 98 mSDsluCounter, 1346 mSDsCounter, 0 mSdLazyCounter, 349 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 1606 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-13 15:11:27,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 1606 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 349 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-13 15:11:27,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2024-11-13 15:11:27,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 604. [2024-11-13 15:11:27,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 604 states, 436 states have (on average 1.3761467889908257) internal successors, (600), 436 states have internal predecessors, (600), 150 states have call successors, (150), 17 states have call predecessors, (150), 17 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:11:27,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 900 transitions. [2024-11-13 15:11:27,909 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 900 transitions. Word has length 313 [2024-11-13 15:11:27,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:11:27,910 INFO L471 AbstractCegarLoop]: Abstraction has 604 states and 900 transitions. [2024-11-13 15:11:27,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 11 states have internal predecessors, (66), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:11:27,910 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 900 transitions. [2024-11-13 15:11:27,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2024-11-13 15:11:27,911 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:11:27,911 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:11:27,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-13 15:11:27,911 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:11:27,912 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:27,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1554187290, now seen corresponding path program 1 times [2024-11-13 15:11:27,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:27,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735283016] [2024-11-13 15:11:27,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:27,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:11:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:11:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:11:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:11:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:11:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:11:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:11:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:11:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:11:43,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:11:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:11:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:11:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:11:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:11:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:11:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:11:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:11:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:11:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:11:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:11:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:11:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:11:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:11:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:11:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:11:43,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:11:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:11:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:11:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:11:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:11:43,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:11:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:11:43,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:11:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:11:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:11:43,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:11:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:11:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:11:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:11:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:11:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:11:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:11:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:11:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:11:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:11:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:11:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:11:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:11:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:11:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:11:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:43,869 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2024-11-13 15:11:43,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:43,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735283016] [2024-11-13 15:11:43,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735283016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 15:11:43,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 15:11:43,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-13 15:11:43,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133846339] [2024-11-13 15:11:43,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 15:11:43,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 15:11:43,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:43,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 15:11:43,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-13 15:11:43,871 INFO L87 Difference]: Start difference. First operand 604 states and 900 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:11:45,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:45,262 INFO L93 Difference]: Finished difference Result 772 states and 1095 transitions. [2024-11-13 15:11:45,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 15:11:45,262 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) Word has length 313 [2024-11-13 15:11:45,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:11:45,267 INFO L225 Difference]: With dead ends: 772 [2024-11-13 15:11:45,267 INFO L226 Difference]: Without dead ends: 770 [2024-11-13 15:11:45,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-13 15:11:45,269 INFO L432 NwaCegarLoop]: 219 mSDtfsCounter, 99 mSDsluCounter, 858 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 1077 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 15:11:45,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 1077 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 15:11:45,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 770 states. [2024-11-13 15:11:45,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 770 to 618. [2024-11-13 15:11:45,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 618 states, 450 states have (on average 1.3688888888888888) internal successors, (616), 450 states have internal predecessors, (616), 150 states have call successors, (150), 17 states have call predecessors, (150), 17 states have return successors, (150), 150 states have call predecessors, (150), 150 states have call successors, (150) [2024-11-13 15:11:45,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 916 transitions. [2024-11-13 15:11:45,402 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 916 transitions. Word has length 313 [2024-11-13 15:11:45,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:11:45,403 INFO L471 AbstractCegarLoop]: Abstraction has 618 states and 916 transitions. [2024-11-13 15:11:45,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 1 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (50), 1 states have call predecessors, (50), 1 states have call successors, (50) [2024-11-13 15:11:45,403 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 916 transitions. [2024-11-13 15:11:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2024-11-13 15:11:45,405 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:11:45,405 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:11:45,406 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-13 15:11:45,406 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:11:45,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:45,406 INFO L85 PathProgramCache]: Analyzing trace with hash -913050300, now seen corresponding path program 1 times [2024-11-13 15:11:45,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:45,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448725535] [2024-11-13 15:11:45,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:45,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:11:45,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:11:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:11:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:11:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:11:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:11:45,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:11:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:11:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:11:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:11:45,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:11:45,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:11:45,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:11:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:11:45,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:11:45,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:11:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:11:45,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:11:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:11:45,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:11:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:11:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:11:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:11:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:11:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:11:45,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:11:45,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:11:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:11:45,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:11:45,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:11:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:11:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:11:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:11:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:11:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:11:45,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:11:45,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:11:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:11:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:11:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:11:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:11:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:11:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:11:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:11:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:11:45,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:11:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:11:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:11:45,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:11:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:11:45,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:45,961 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 24 proven. 123 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2024-11-13 15:11:45,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:45,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448725535] [2024-11-13 15:11:45,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448725535] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:11:45,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625175809] [2024-11-13 15:11:45,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:45,961 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:11:45,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:45,967 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:11:45,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 15:11:46,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:46,210 INFO L255 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 15:11:46,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:11:47,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 1479 proven. 39 refuted. 0 times theorem prover too weak. 3382 trivial. 0 not checked. [2024-11-13 15:11:47,095 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 15:11:47,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 249 proven. 42 refuted. 0 times theorem prover too weak. 4609 trivial. 0 not checked. [2024-11-13 15:11:47,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [625175809] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 15:11:47,717 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 15:11:47,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 9] total 22 [2024-11-13 15:11:47,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028577321] [2024-11-13 15:11:47,718 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 15:11:47,719 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-13 15:11:47,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 15:11:47,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-13 15:11:47,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=362, Unknown=0, NotChecked=0, Total=462 [2024-11-13 15:11:47,722 INFO L87 Difference]: Start difference. First operand 618 states and 916 transitions. Second operand has 22 states, 22 states have (on average 8.181818181818182) internal successors, (180), 22 states have internal predecessors, (180), 8 states have call successors, (150), 4 states have call predecessors, (150), 9 states have return successors, (150), 8 states have call predecessors, (150), 8 states have call successors, (150) [2024-11-13 15:11:53,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 15:11:53,771 INFO L93 Difference]: Finished difference Result 1740 states and 2553 transitions. [2024-11-13 15:11:53,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-11-13 15:11:53,772 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 8.181818181818182) internal successors, (180), 22 states have internal predecessors, (180), 8 states have call successors, (150), 4 states have call predecessors, (150), 9 states have return successors, (150), 8 states have call predecessors, (150), 8 states have call successors, (150) Word has length 314 [2024-11-13 15:11:53,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 15:11:53,780 INFO L225 Difference]: With dead ends: 1740 [2024-11-13 15:11:53,781 INFO L226 Difference]: Without dead ends: 1260 [2024-11-13 15:11:53,785 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 800 GetRequests, 722 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2039 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1216, Invalid=5104, Unknown=0, NotChecked=0, Total=6320 [2024-11-13 15:11:53,787 INFO L432 NwaCegarLoop]: 237 mSDtfsCounter, 930 mSDsluCounter, 2116 mSDsCounter, 0 mSdLazyCounter, 3442 mSolverCounterSat, 831 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 932 SdHoareTripleChecker+Valid, 2353 SdHoareTripleChecker+Invalid, 4273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 831 IncrementalHoareTripleChecker+Valid, 3442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-13 15:11:53,787 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [932 Valid, 2353 Invalid, 4273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [831 Valid, 3442 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-13 15:11:53,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1260 states. [2024-11-13 15:11:54,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1260 to 869. [2024-11-13 15:11:54,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 869 states, 644 states have (on average 1.312111801242236) internal successors, (845), 645 states have internal predecessors, (845), 191 states have call successors, (191), 33 states have call predecessors, (191), 33 states have return successors, (191), 190 states have call predecessors, (191), 191 states have call successors, (191) [2024-11-13 15:11:54,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1227 transitions. [2024-11-13 15:11:54,054 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1227 transitions. Word has length 314 [2024-11-13 15:11:54,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 15:11:54,055 INFO L471 AbstractCegarLoop]: Abstraction has 869 states and 1227 transitions. [2024-11-13 15:11:54,055 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 8.181818181818182) internal successors, (180), 22 states have internal predecessors, (180), 8 states have call successors, (150), 4 states have call predecessors, (150), 9 states have return successors, (150), 8 states have call predecessors, (150), 8 states have call successors, (150) [2024-11-13 15:11:54,055 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1227 transitions. [2024-11-13 15:11:54,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2024-11-13 15:11:54,059 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 15:11:54,059 INFO L215 NwaCegarLoop]: trace histogram [50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 15:11:54,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 15:11:54,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:11:54,260 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 15:11:54,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 15:11:54,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1391189783, now seen corresponding path program 1 times [2024-11-13 15:11:54,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 15:11:54,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516270981] [2024-11-13 15:11:54,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:54,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 15:11:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 15:11:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 15:11:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-13 15:11:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-13 15:11:55,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-13 15:11:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-13 15:11:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 15:11:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 15:11:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-13 15:11:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-13 15:11:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-13 15:11:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-13 15:11:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-13 15:11:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-13 15:11:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-13 15:11:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-13 15:11:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-13 15:11:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-13 15:11:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-13 15:11:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-13 15:11:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 15:11:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-13 15:11:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-13 15:11:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-13 15:11:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2024-11-13 15:11:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-13 15:11:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-13 15:11:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2024-11-13 15:11:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-13 15:11:55,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2024-11-13 15:11:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-13 15:11:55,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2024-11-13 15:11:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-13 15:11:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-11-13 15:11:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-13 15:11:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2024-11-13 15:11:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-13 15:11:55,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2024-11-13 15:11:55,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-13 15:11:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-13 15:11:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-13 15:11:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-13 15:11:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-13 15:11:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-13 15:11:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-13 15:11:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-13 15:11:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-13 15:11:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-11-13 15:11:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-11-13 15:11:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-11-13 15:11:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2024-11-13 15:11:55,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 15:11:55,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516270981] [2024-11-13 15:11:55,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516270981] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 15:11:55,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [567227603] [2024-11-13 15:11:55,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 15:11:55,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 15:11:55,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 15:11:55,391 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 15:11:55,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff82b00e-8e73-484b-bc67-f42a06bf5f7b/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 15:11:55,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 15:11:55,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 15:11:55,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 15:13:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 1257 proven. 261 refuted. 0 times theorem prover too weak. 3382 trivial. 0 not checked. [2024-11-13 15:13:07,483 INFO L311 TraceCheckSpWp]: Computing backward predicates...