/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 19:39:37,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 19:39:37,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 19:39:37,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 19:39:37,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 19:39:37,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 19:39:37,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 19:39:37,406 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 19:39:37,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 19:39:37,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 19:39:37,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 19:39:37,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 19:39:37,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 19:39:37,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 19:39:37,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 19:39:37,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 19:39:37,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 19:39:37,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 19:39:37,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 19:39:37,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 19:39:37,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 19:39:37,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 19:39:37,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 19:39:37,434 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 19:39:37,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 19:39:37,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 19:39:37,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 19:39:37,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 19:39:37,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 19:39:37,445 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 19:39:37,445 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 19:39:37,446 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 19:39:37,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 19:39:37,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 19:39:37,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 19:39:37,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 19:39:37,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 19:39:37,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 19:39:37,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 19:39:37,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 19:39:37,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 19:39:37,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 19:39:37,511 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 19:39:37,511 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 19:39:37,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 19:39:37,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 19:39:37,516 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 19:39:37,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 19:39:37,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 19:39:37,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 19:39:37,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 19:39:37,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 19:39:37,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 19:39:37,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 19:39:37,519 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 19:39:37,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 19:39:37,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 19:39:37,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 19:39:37,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 19:39:37,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 19:39:37,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 19:39:37,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 19:39:37,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 19:39:37,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 19:39:37,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 19:39:37,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 19:39:37,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 19:39:37,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 19:39:37,522 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 19:39:37,523 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 19:39:37,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 19:39:37,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 19:39:37,861 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 19:39:37,863 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 19:39:37,863 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 19:39:37,864 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2020-10-13 19:39:37,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/12e16daa4/5cb25fb2b96b4170a025431d414f0235/FLAG1e0fe029f [2020-10-13 19:39:38,634 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 19:39:38,635 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2020-10-13 19:39:38,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/12e16daa4/5cb25fb2b96b4170a025431d414f0235/FLAG1e0fe029f [2020-10-13 19:39:38,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/12e16daa4/5cb25fb2b96b4170a025431d414f0235 [2020-10-13 19:39:38,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 19:39:38,806 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 19:39:38,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 19:39:38,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 19:39:38,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 19:39:38,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:39:38" (1/1) ... [2020-10-13 19:39:38,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e8c512 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:38, skipping insertion in model container [2020-10-13 19:39:38,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:39:38" (1/1) ... [2020-10-13 19:39:38,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 19:39:38,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 19:39:39,495 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3449] [2020-10-13 19:39:39,496 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3450-3451] [2020-10-13 19:39:40,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 19:39:40,509 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 19:39:40,616 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3449] [2020-10-13 19:39:40,616 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3450-3451] [2020-10-13 19:39:40,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 19:39:40,976 INFO L208 MainTranslator]: Completed translation [2020-10-13 19:39:40,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40 WrapperNode [2020-10-13 19:39:40,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 19:39:40,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 19:39:40,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 19:39:40,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 19:39:41,004 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40" (1/1) ... [2020-10-13 19:39:41,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40" (1/1) ... [2020-10-13 19:39:41,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40" (1/1) ... [2020-10-13 19:39:41,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40" (1/1) ... [2020-10-13 19:39:41,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40" (1/1) ... [2020-10-13 19:39:41,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40" (1/1) ... [2020-10-13 19:39:41,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40" (1/1) ... [2020-10-13 19:39:41,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 19:39:41,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 19:39:41,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 19:39:41,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 19:39:41,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 19:39:41,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 19:39:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 19:39:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~X~~uint32_t~0~TO~int [2020-10-13 19:39:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-13 19:39:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-13 19:39:41,425 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-13 19:39:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2020-10-13 19:39:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2020-10-13 19:39:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-13 19:39:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 19:39:41,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2020-10-13 19:39:41,427 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 19:39:41,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2020-10-13 19:39:41,427 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 19:39:41,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 19:39:41,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 19:39:41,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 19:39:41,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 19:39:41,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 19:39:41,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 19:39:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 19:39:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-13 19:39:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2020-10-13 19:39:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-13 19:39:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 19:39:41,429 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_open [2020-10-13 19:39:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_ioctl [2020-10-13 19:39:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_unlocked_ioctl [2020-10-13 19:39:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_get_adapter [2020-10-13 19:39:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_drvrcmd [2020-10-13 19:39:41,430 INFO L138 BoogieDeclarations]: Found implementation of procedure mimd_to_kioc [2020-10-13 19:39:41,431 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_attach_buf [2020-10-13 19:39:41,431 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_alloc_kioc [2020-10-13 19:39:41,431 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_dealloc_kioc [2020-10-13 19:39:41,431 INFO L138 BoogieDeclarations]: Found implementation of procedure lld_ioctl [2020-10-13 19:39:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl_done [2020-10-13 19:39:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure lld_timedout [2020-10-13 19:39:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure kioc_to_mimd [2020-10-13 19:39:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure hinfo_to_cinfo [2020-10-13 19:39:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_register_adp [2020-10-13 19:39:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_adapter_app_handle [2020-10-13 19:39:41,432 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_setup_dma_pools [2020-10-13 19:39:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_unregister_adp [2020-10-13 19:39:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_free_adp_resources [2020-10-13 19:39:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_teardown_dma_pools [2020-10-13 19:39:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_init [2020-10-13 19:39:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_compat_ioctl [2020-10-13 19:39:41,433 INFO L138 BoogieDeclarations]: Found implementation of procedure mraid_mm_exit [2020-10-13 19:39:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-13 19:39:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2020-10-13 19:39:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-13 19:39:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-13 19:39:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-13 19:39:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 19:39:41,434 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-13 19:39:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 19:39:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-13 19:39:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_20 [2020-10-13 19:39:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_21 [2020-10-13 19:39:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_22 [2020-10-13 19:39:41,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_23 [2020-10-13 19:39:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_register_24 [2020-10-13 19:39:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_misc_deregister_25 [2020-10-13 19:39:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-10-13 19:39:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 19:39:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-10-13 19:39:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-10-13 19:39:41,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-10-13 19:39:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-10-13 19:39:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2020-10-13 19:39:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2020-10-13 19:39:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-13 19:39:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-13 19:39:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2020-10-13 19:39:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 19:39:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-10-13 19:39:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-13 19:39:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 19:39:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-13 19:39:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-13 19:39:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-13 19:39:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-13 19:39:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2020-10-13 19:39:41,439 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2020-10-13 19:39:41,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2020-10-13 19:39:41,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2020-10-13 19:39:41,440 INFO L138 BoogieDeclarations]: Found implementation of procedure down [2020-10-13 19:39:41,440 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2020-10-13 19:39:41,441 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-10-13 19:39:41,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 19:39:41,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 19:39:41,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2020-10-13 19:39:41,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-10-13 19:39:41,442 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-13 19:39:41,442 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-13 19:39:41,442 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2020-10-13 19:39:41,442 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2020-10-13 19:39:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-10-13 19:39:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-13 19:39:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2020-10-13 19:39:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2020-10-13 19:39:41,443 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 19:39:41,444 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2020-10-13 19:39:41,444 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2020-10-13 19:39:41,444 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 19:39:41,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 19:39:41,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 19:39:41,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 19:39:41,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 19:39:41,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 19:39:41,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-10-13 19:39:41,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-10-13 19:39:41,446 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 19:39:41,446 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-13 19:39:41,446 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-13 19:39:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 19:39:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-13 19:39:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-13 19:39:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 19:39:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2020-10-13 19:39:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2020-10-13 19:39:41,447 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2020-10-13 19:39:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-13 19:39:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 19:39:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 19:39:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-13 19:39:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-13 19:39:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 19:39:41,448 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-13 19:39:41,449 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 19:39:41,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2020-10-13 19:39:41,449 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-13 19:39:41,449 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-13 19:39:41,450 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-10-13 19:39:41,450 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2020-10-13 19:39:41,450 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2020-10-13 19:39:41,450 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-10-13 19:39:41,450 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-13 19:39:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-13 19:39:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-13 19:39:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_21 [2020-10-13 19:39:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 19:39:41,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 19:39:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 19:39:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-10-13 19:39:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2020-10-13 19:39:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 19:39:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-13 19:39:41,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-10-13 19:39:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 19:39:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 19:39:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 19:39:41,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2020-10-13 19:39:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-13 19:39:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 19:39:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 19:39:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 19:39:41,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 19:39:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 19:39:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 19:39:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 19:39:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 19:39:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 19:39:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 19:39:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-13 19:39:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-13 19:39:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2020-10-13 19:39:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-13 19:39:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-13 19:39:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-13 19:39:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-13 19:39:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2020-10-13 19:39:41,457 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2020-10-13 19:39:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 19:39:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 19:39:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 19:39:41,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 19:39:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure down [2020-10-13 19:39:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure up [2020-10-13 19:39:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2020-10-13 19:39:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-13 19:39:41,459 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 19:39:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2020-10-13 19:39:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2020-10-13 19:39:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-13 19:39:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 19:39:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2020-10-13 19:39:41,460 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2020-10-13 19:39:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2020-10-13 19:39:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_20 [2020-10-13 19:39:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_22 [2020-10-13 19:39:41,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_23 [2020-10-13 19:39:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2020-10-13 19:39:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2020-10-13 19:39:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_register_24 [2020-10-13 19:39:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2020-10-13 19:39:41,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_misc_deregister_25 [2020-10-13 19:39:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_register_adp [2020-10-13 19:39:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_unregister_adp [2020-10-13 19:39:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_adapter_app_handle [2020-10-13 19:39:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_open [2020-10-13 19:39:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_unlocked_ioctl [2020-10-13 19:39:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure mimd_to_kioc [2020-10-13 19:39:41,463 INFO L130 BoogieDeclarations]: Found specification of procedure kioc_to_mimd [2020-10-13 19:39:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure handle_drvrcmd [2020-10-13 19:39:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure lld_ioctl [2020-10-13 19:39:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl_done [2020-10-13 19:39:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure lld_timedout [2020-10-13 19:39:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure hinfo_to_cinfo [2020-10-13 19:39:41,464 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_get_adapter [2020-10-13 19:39:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_alloc_kioc [2020-10-13 19:39:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_dealloc_kioc [2020-10-13 19:39:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_attach_buf [2020-10-13 19:39:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_setup_dma_pools [2020-10-13 19:39:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_free_adp_resources [2020-10-13 19:39:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_teardown_dma_pools [2020-10-13 19:39:41,465 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_compat_ioctl [2020-10-13 19:39:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_ioctl [2020-10-13 19:39:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 19:39:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 19:39:41,466 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~X~~uint32_t~0~TO~int [2020-10-13 19:39:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_init [2020-10-13 19:39:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure mraid_mm_exit [2020-10-13 19:39:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 19:39:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2020-10-13 19:39:41,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 19:39:41,468 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-13 19:39:41,468 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 19:39:41,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-10-13 19:39:41,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-10-13 19:39:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-10-13 19:39:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-10-13 19:39:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-13 19:39:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-13 19:39:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 19:39:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 19:39:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 19:39:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 19:39:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 19:39:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 19:39:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 19:39:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 19:39:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 19:39:42,175 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 19:39:54,523 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 19:39:54,523 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-13 19:39:54,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:39:54 BoogieIcfgContainer [2020-10-13 19:39:54,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 19:39:54,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 19:39:54,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 19:39:54,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 19:39:54,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:39:38" (1/3) ... [2020-10-13 19:39:54,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75de58f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:39:54, skipping insertion in model container [2020-10-13 19:39:54,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:39:40" (2/3) ... [2020-10-13 19:39:54,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75de58f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:39:54, skipping insertion in model container [2020-10-13 19:39:54,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:39:54" (3/3) ... [2020-10-13 19:39:54,555 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_mm.ko-entry_point.cil.out.i [2020-10-13 19:39:54,566 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 19:39:54,575 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 19:39:54,586 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 19:39:54,613 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 19:39:54,613 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 19:39:54,613 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 19:39:54,613 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 19:39:54,613 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 19:39:54,614 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 19:39:54,614 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 19:39:54,614 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 19:39:54,650 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states. [2020-10-13 19:39:54,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 19:39:54,678 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:39:54,680 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:39:54,680 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:39:54,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:39:54,687 INFO L82 PathProgramCache]: Analyzing trace with hash 568660136, now seen corresponding path program 1 times [2020-10-13 19:39:54,694 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:39:54,694 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1724337868] [2020-10-13 19:39:54,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:39:55,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:39:55,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:39:55,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:39:55,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:39:56,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:39:56,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:00,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:00,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-13 19:40:00,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 19:40:00,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5249 [2020-10-13 19:40:00,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:00,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:00,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-13 19:40:00,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:00,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 19:40:01,261 WARN L193 SmtUtils]: Spent 625.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2020-10-13 19:40:01,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:40:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:01,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 19:40:01,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:40:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:01,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:01,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-13 19:40:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:40:01,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 19:40:01,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 19:40:01,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:01,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:40:01,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:40:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:01,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:01,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:01,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:01,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:40:01,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:01,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-13 19:40:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:40:01,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 19:40:01,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 19:40:01,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-13 19:40:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-13 19:40:01,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 19:40:01,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-13 19:40:01,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:01,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:40:01,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 19:40:01,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:01,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:01,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:01,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:40:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:01,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:40:01,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:01,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:01,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 19:40:01,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:01,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2020-10-13 19:40:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 19:40:01,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 19:40:01,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 19:40:01,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:01,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:01,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:01,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:40:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:01,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:40:01,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:01,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:01,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:01,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:40:01,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:01,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 19:40:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:01,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:01,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:01,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:40:01,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:01,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:01,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:01,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 19:40:01,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:01,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 19:40:01,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:01,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:01,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:01,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:01,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:02,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:02,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:02,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:02,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:02,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:02,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:02,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:02,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:02,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:02,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:02,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:02,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:40:02,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:02,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:02,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:02,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:40:02,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:02,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:40:02,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:02,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:02,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:02,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:02,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:02,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:02,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:02,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:02,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:02,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:02,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:40:02,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:02,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:02,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:02,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:02,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:02,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 19:40:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:02,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:02,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:02,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:40:02,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:02,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 19:40:02,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:02,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:02,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 19:40:02,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:02,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:02,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:02,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:02,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:02,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:02,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:02,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:40:02,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:02,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:02,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:02,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:02,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:02,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:40:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:02,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:02,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:02,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:02,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:02,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:40:02,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:02,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:02,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:02,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:02,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:02,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:02,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:02,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:02,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:02,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:02,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:02,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:02,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:02,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:02,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:02,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:02,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-13 19:40:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:02,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:02,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:02,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:02,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:02,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:40:02,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:02,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:02,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:40:02,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:02,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:02,293 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-10-13 19:40:02,294 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1724337868] [2020-10-13 19:40:02,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:40:02,297 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-13 19:40:02,298 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596395181] [2020-10-13 19:40:02,304 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-13 19:40:02,304 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:40:02,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-13 19:40:02,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-13 19:40:02,322 INFO L87 Difference]: Start difference. First operand 769 states. Second operand 6 states. [2020-10-13 19:40:02,975 WARN L193 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2020-10-13 19:40:21,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:40:21,496 INFO L93 Difference]: Finished difference Result 1276 states and 1702 transitions. [2020-10-13 19:40:21,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 19:40:21,499 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 169 [2020-10-13 19:40:21,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:40:21,521 INFO L225 Difference]: With dead ends: 1276 [2020-10-13 19:40:21,521 INFO L226 Difference]: Without dead ends: 670 [2020-10-13 19:40:21,532 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-13 19:40:21,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 670 states. [2020-10-13 19:40:21,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 670 to 551. [2020-10-13 19:40:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 551 states. [2020-10-13 19:40:21,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 709 transitions. [2020-10-13 19:40:21,693 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 709 transitions. Word has length 169 [2020-10-13 19:40:21,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:40:21,693 INFO L479 AbstractCegarLoop]: Abstraction has 551 states and 709 transitions. [2020-10-13 19:40:21,693 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-13 19:40:21,694 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 709 transitions. [2020-10-13 19:40:21,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-13 19:40:21,702 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:40:21,703 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:40:21,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 19:40:21,703 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:40:21,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:40:21,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1942377762, now seen corresponding path program 1 times [2020-10-13 19:40:21,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:40:21,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1552847837] [2020-10-13 19:40:21,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:40:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:21,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:21,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:22,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:22,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:22,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:22,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:22,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:26,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:26,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 240 [2020-10-13 19:40:26,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 19:40:26,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5040 [2020-10-13 19:40:26,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:26,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:40:26,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 66 [2020-10-13 19:40:26,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 19:40:26,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,563 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2020-10-13 19:40:27,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:40:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:27,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-13 19:40:27,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:40:27,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:27,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:27,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-10-13 19:40:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:40:27,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 19:40:27,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:27,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:27,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:40:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:27,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:27,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:27,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:27,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-13 19:40:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:40:27,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 19:40:27,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 19:40:27,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-13 19:40:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-13 19:40:27,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 19:40:27,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-13 19:40:27,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:27,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:40:27,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 19:40:27,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:27,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:40:27,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:27,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:40:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:27,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:40:27,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:27,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:27,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:27,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-13 19:40:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,971 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 19:40:27,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 19:40:27,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 19:40:27,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:27,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:27,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:27,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:27,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:27,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:27,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:40:27,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:27,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:27,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:27,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:27,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:40:28,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:28,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:40:28,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:28,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:28,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 19:40:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:28,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:40:28,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:40:28,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 19:40:28,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:40:28,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:28,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:28,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:40:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:40:28,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:40:28,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:28,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:40:28,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:28,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 19:40:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:40:28,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 19:40:28,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 19:40:28,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:28,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:28,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:40:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:28,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:28,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:28,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:28,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:28,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2020-10-13 19:40:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:28,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:28,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:28,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:28,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:28,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:28,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:28,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:28,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:40:28,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:28,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:28,250 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-10-13 19:40:28,251 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1552847837] [2020-10-13 19:40:28,251 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:40:28,251 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 19:40:28,252 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579861474] [2020-10-13 19:40:28,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 19:40:28,255 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:40:28,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 19:40:28,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 19:40:28,256 INFO L87 Difference]: Start difference. First operand 551 states and 709 transitions. Second operand 7 states. [2020-10-13 19:40:28,819 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2020-10-13 19:40:52,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:40:52,262 INFO L93 Difference]: Finished difference Result 1214 states and 1599 transitions. [2020-10-13 19:40:52,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 19:40:52,263 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 170 [2020-10-13 19:40:52,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:40:52,273 INFO L225 Difference]: With dead ends: 1214 [2020-10-13 19:40:52,273 INFO L226 Difference]: Without dead ends: 673 [2020-10-13 19:40:52,277 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-13 19:40:52,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2020-10-13 19:40:52,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 552. [2020-10-13 19:40:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 552 states. [2020-10-13 19:40:52,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 710 transitions. [2020-10-13 19:40:52,424 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 710 transitions. Word has length 170 [2020-10-13 19:40:52,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:40:52,426 INFO L479 AbstractCegarLoop]: Abstraction has 552 states and 710 transitions. [2020-10-13 19:40:52,426 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 19:40:52,426 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 710 transitions. [2020-10-13 19:40:52,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-13 19:40:52,434 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:40:52,434 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:40:52,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 19:40:52,436 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:40:52,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:40:52,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1014296456, now seen corresponding path program 1 times [2020-10-13 19:40:52,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:40:52,437 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1715174251] [2020-10-13 19:40:52,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:40:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:52,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:52,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:52,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:52,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:53,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:54,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:56,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:57,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:57,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 249 [2020-10-13 19:40:57,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 19:40:57,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5060 [2020-10-13 19:40:57,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:57,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 19:40:57,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 19:40:57,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 19:40:57,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,185 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2020-10-13 19:40:58,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:40:58,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 19:40:58,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:40:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:58,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:40:58,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 19:40:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:58,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 19:40:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:40:58,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 19:40:58,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 19:40:58,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:58,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:58,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:40:58,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:40:58,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:58,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:40:58,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-13 19:40:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:40:58,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:40:58,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 19:40:58,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:58,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-13 19:40:58,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-13 19:40:58,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 19:40:58,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-13 19:40:58,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:40:58,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 19:40:58,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:58,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:58,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:58,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:58,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:40:58,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:58,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:58,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:58,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:40:58,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-13 19:40:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 19:40:58,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 19:40:58,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 19:40:58,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:40:58,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:40:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:40:58,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:40:58,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 19:40:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:58,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:40:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 19:40:58,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:40:58,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:40:58,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:40:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:40:58,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:40:58,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:40:58,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-13 19:40:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:40:58,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 19:40:58,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 19:40:58,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:40:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:40:58,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:40:58,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:40:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:40:58,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:40:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:40:58,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:40:58,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2020-10-13 19:40:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:40:58,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:40:58,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:40:58,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:40:58,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:40:58,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:40:58,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:40:58,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:40:58,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:40:58,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:40:58,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:40:58,851 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-10-13 19:40:58,851 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1715174251] [2020-10-13 19:40:58,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:40:58,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 19:40:58,853 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772809317] [2020-10-13 19:40:58,854 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 19:40:58,855 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:40:58,855 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 19:40:58,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-13 19:40:58,856 INFO L87 Difference]: Start difference. First operand 552 states and 710 transitions. Second operand 7 states. [2020-10-13 19:40:59,391 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2020-10-13 19:41:30,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:41:30,505 INFO L93 Difference]: Finished difference Result 1215 states and 1599 transitions. [2020-10-13 19:41:30,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-13 19:41:30,507 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 177 [2020-10-13 19:41:30,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:41:30,513 INFO L225 Difference]: With dead ends: 1215 [2020-10-13 19:41:30,513 INFO L226 Difference]: Without dead ends: 673 [2020-10-13 19:41:30,516 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2020-10-13 19:41:30,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2020-10-13 19:41:30,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 554. [2020-10-13 19:41:30,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 554 states. [2020-10-13 19:41:30,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 554 states and 712 transitions. [2020-10-13 19:41:30,614 INFO L78 Accepts]: Start accepts. Automaton has 554 states and 712 transitions. Word has length 177 [2020-10-13 19:41:30,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:41:30,614 INFO L479 AbstractCegarLoop]: Abstraction has 554 states and 712 transitions. [2020-10-13 19:41:30,614 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 19:41:30,614 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 712 transitions. [2020-10-13 19:41:30,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-13 19:41:30,618 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:41:30,618 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:41:30,618 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 19:41:30,619 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:41:30,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:41:30,619 INFO L82 PathProgramCache]: Analyzing trace with hash -362554885, now seen corresponding path program 1 times [2020-10-13 19:41:30,619 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:41:30,620 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [739581315] [2020-10-13 19:41:30,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:41:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:30,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:30,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:30,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:31,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:31,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:35,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:35,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 242 [2020-10-13 19:41:35,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 19:41:35,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5119 [2020-10-13 19:41:35,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:35,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:41:35,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-13 19:41:35,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:41:35,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:41:36,636 WARN L193 SmtUtils]: Spent 729.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2020-10-13 19:41:36,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:41:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:36,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:36,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:36,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:36,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:36,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-13 19:41:36,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:36,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:36,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:36,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:36,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:36,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:41:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:36,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:36,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:36,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:41:36,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:36,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-13 19:41:36,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:36,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:36,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:36,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:36,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:36,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-10-13 19:41:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:36,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:36,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:36,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:41:36,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:36,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 19:41:36,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:36,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:36,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:36,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:36,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:36,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:41:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:36,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:36,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:36,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:41:36,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:36,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:41:36,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:36,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:36,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:36,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:36,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:36,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:41:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:36,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:36,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:36,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:36,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:36,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:41:36,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:36,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:36,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:36,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:36,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:36,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:41:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:36,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:36,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:36,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:36,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:36,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:41:36,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:36,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:36,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:36,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:36,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:41:36,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 19:41:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 19:41:37,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 19:41:37,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:41:37,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:41:37,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-13 19:41:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-13 19:41:37,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 19:41:37,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-13 19:41:37,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:41:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:41:37,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 19:41:37,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:41:37,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:41:37,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:41:37,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:41:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:41:37,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:41:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:41:37,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:41:37,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 19:41:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 19:41:37,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 19:41:37,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 19:41:37,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:41:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:41:37,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:41:37,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:41:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:41:37,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:41:37,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:41:37,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 19:41:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:41:37,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:41:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 19:41:37,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 19:41:37,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:41:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:41:37,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:41:37,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:41:37,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:41:37,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:41:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:41:37,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-13 19:41:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:41:37,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 19:41:37,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 19:41:37,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:41:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:41:37,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:41:37,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:41:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:41:37,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:41:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:41:37,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:41:37,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:41:37,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-13 19:41:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:41:37,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:41:37,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:41:37,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:41:37,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:41:37,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:41:37,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:41:37,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:41:37,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:41:37,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:41:37,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:41:37,558 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2020-10-13 19:41:37,560 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [739581315] [2020-10-13 19:41:37,560 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:41:37,560 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 19:41:37,561 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456170506] [2020-10-13 19:41:37,561 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 19:41:37,562 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:41:37,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 19:41:37,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-13 19:41:37,569 INFO L87 Difference]: Start difference. First operand 554 states and 712 transitions. Second operand 9 states. [2020-10-13 19:41:38,132 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2020-10-13 19:42:18,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:42:18,219 INFO L93 Difference]: Finished difference Result 1219 states and 1603 transitions. [2020-10-13 19:42:18,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 19:42:18,220 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 172 [2020-10-13 19:42:18,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:42:18,226 INFO L225 Difference]: With dead ends: 1219 [2020-10-13 19:42:18,226 INFO L226 Difference]: Without dead ends: 675 [2020-10-13 19:42:18,228 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2020-10-13 19:42:18,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2020-10-13 19:42:18,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 558. [2020-10-13 19:42:18,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-10-13 19:42:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 716 transitions. [2020-10-13 19:42:18,322 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 716 transitions. Word has length 172 [2020-10-13 19:42:18,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:42:18,323 INFO L479 AbstractCegarLoop]: Abstraction has 558 states and 716 transitions. [2020-10-13 19:42:18,323 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 19:42:18,323 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 716 transitions. [2020-10-13 19:42:18,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-10-13 19:42:18,328 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:42:18,328 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:42:18,328 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 19:42:18,328 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:42:18,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:42:18,329 INFO L82 PathProgramCache]: Analyzing trace with hash -859597795, now seen corresponding path program 1 times [2020-10-13 19:42:18,329 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:42:18,329 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [28902408] [2020-10-13 19:42:18,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:42:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:18,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:18,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:18,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:18,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:23,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:23,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 281 [2020-10-13 19:42:23,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:42:23,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-13 19:42:23,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:23,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 19:42:23,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 113 [2020-10-13 19:42:23,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:42:23,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,190 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2020-10-13 19:42:24,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:42:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 19:42:24,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:42:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:42:24,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 19:42:24,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-13 19:42:24,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:42:24,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 19:42:24,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:24,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:42:24,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:42:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:42:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 19:42:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-13 19:42:24,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 19:42:24,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:42:24,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-13 19:42:24,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 19:42:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:42:24,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 19:42:24,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:42:24,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:42:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:42:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-13 19:42:24,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-13 19:42:24,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 19:42:24,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-13 19:42:24,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:42:24,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:42:24,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:24,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:42:24,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:42:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:42:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 19:42:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 19:42:24,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 19:42:24,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 19:42:24,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:42:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:42:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 19:42:24,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:42:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 19:42:24,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:42:24,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:42:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:42:24,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-13 19:42:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:42:24,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 19:42:24,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 19:42:24,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:42:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:42:24,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:42:24,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:42:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:42:24,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:42:24,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-10-13 19:42:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:24,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:24,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:42:24,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:42:24,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:42:24,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:42:24,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:42:24,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:42:24,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:42:24,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:42:24,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:42:24,772 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2020-10-13 19:42:24,772 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [28902408] [2020-10-13 19:42:24,773 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 19:42:24,773 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-13 19:42:24,773 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114428487] [2020-10-13 19:42:24,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-13 19:42:24,774 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:42:24,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-13 19:42:24,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-13 19:42:24,774 INFO L87 Difference]: Start difference. First operand 558 states and 716 transitions. Second operand 9 states. [2020-10-13 19:42:25,375 WARN L193 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2020-10-13 19:42:55,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:42:55,462 INFO L93 Difference]: Finished difference Result 1227 states and 1611 transitions. [2020-10-13 19:42:55,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 19:42:55,465 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 201 [2020-10-13 19:42:55,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:42:55,469 INFO L225 Difference]: With dead ends: 1227 [2020-10-13 19:42:55,470 INFO L226 Difference]: Without dead ends: 679 [2020-10-13 19:42:55,472 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2020-10-13 19:42:55,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2020-10-13 19:42:55,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 558. [2020-10-13 19:42:55,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 558 states. [2020-10-13 19:42:55,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 558 states and 716 transitions. [2020-10-13 19:42:55,556 INFO L78 Accepts]: Start accepts. Automaton has 558 states and 716 transitions. Word has length 201 [2020-10-13 19:42:55,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:42:55,557 INFO L479 AbstractCegarLoop]: Abstraction has 558 states and 716 transitions. [2020-10-13 19:42:55,557 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-13 19:42:55,557 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 716 transitions. [2020-10-13 19:42:55,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-10-13 19:42:55,561 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:42:55,561 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:42:55,562 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 19:42:55,562 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:42:55,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:42:55,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1896758074, now seen corresponding path program 1 times [2020-10-13 19:42:55,562 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:42:55,563 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1996908989] [2020-10-13 19:42:55,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:42:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:42:55,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:55,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:55,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:42:55,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:00,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:00,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 282 [2020-10-13 19:43:00,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 19:43:00,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5049 [2020-10-13 19:43:00,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:00,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 19:43:00,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 19:43:00,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 19:43:00,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,356 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 316 [2020-10-13 19:43:01,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 19:43:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-13 19:43:01,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 19:43:01,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:43:01,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:43:01,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 19:43:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:43:01,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-13 19:43:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:43:01,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 19:43:01,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 19:43:01,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:43:01,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 19:43:01,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:43:01,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:01,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:43:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:01,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-13 19:43:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 19:43:01,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 77 [2020-10-13 19:43:01,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 37 [2020-10-13 19:43:01,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-13 19:43:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:43:01,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 19:43:01,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:01,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:43:01,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:01,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:43:01,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:01,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:43:01,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,732 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:01,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-13 19:43:01,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-13 19:43:01,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 19:43:01,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 34 [2020-10-13 19:43:01,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:43:01,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 19:43:01,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:01,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:43:01,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:01,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:43:01,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:01,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:43:01,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:01,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 19:43:01,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 19:43:01,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 19:43:01,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-13 19:43:01,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:01,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:01,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:43:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:01,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:43:01,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:01,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:01,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 19:43:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:01,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:01,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:01,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:01,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:01,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:01,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:01,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:01,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:01,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:01,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-13 19:43:01,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:01,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:02,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:02,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-13 19:43:02,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:02,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 19:43:02,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:02,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:02,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:02,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:02,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:02,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:02,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:02,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:02,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:02,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:02,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:02,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:02,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:02,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:02,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:02,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:02,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-10-13 19:43:02,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:02,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:02,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:02,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 19:43:02,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:02,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 19:43:02,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:02,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:02,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:02,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:02,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:02,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:02,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:02,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:02,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:02,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:02,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:02,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:02,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:02,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:02,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:02,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:02,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-13 19:43:02,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:02,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:02,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:02,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 19:43:02,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:02,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 19:43:02,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:02,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:02,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 19:43:02,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:02,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:02,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 19:43:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:02,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:02,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:02,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 19:43:02,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:02,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:02,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:02,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:02,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:02,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:02,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:02,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-13 19:43:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:02,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:02,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:02,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:02,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:02,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 19:43:02,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:02,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:02,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:02,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:02,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 19:43:02,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-13 19:43:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:02,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:02,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:02,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:02,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:02,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:02,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:02,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:02,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 19:43:02,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:02,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:02,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2020-10-13 19:43:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:02,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:02,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 19:43:02,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 19:43:02,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 19:43:02,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 19:43:02,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 19:43:02,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 19:43:02,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 19:43:02,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 19:43:02,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 19:43:02,220 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2020-10-13 19:43:02,220 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1996908989] [2020-10-13 19:43:02,221 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 19:43:02,221 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 19:43:02,221 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481244669] [2020-10-13 19:43:02,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 19:43:02,222 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 19:43:02,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 19:43:02,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-13 19:43:02,223 INFO L87 Difference]: Start difference. First operand 558 states and 716 transitions. Second operand 8 states. [2020-10-13 19:43:02,903 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2020-10-13 19:43:30,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 19:43:30,605 INFO L93 Difference]: Finished difference Result 1227 states and 1611 transitions. [2020-10-13 19:43:30,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 19:43:30,606 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 202 [2020-10-13 19:43:30,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 19:43:30,611 INFO L225 Difference]: With dead ends: 1227 [2020-10-13 19:43:30,611 INFO L226 Difference]: Without dead ends: 679 [2020-10-13 19:43:30,614 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-13 19:43:30,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2020-10-13 19:43:30,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 560. [2020-10-13 19:43:30,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2020-10-13 19:43:30,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 718 transitions. [2020-10-13 19:43:30,708 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 718 transitions. Word has length 202 [2020-10-13 19:43:30,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 19:43:30,708 INFO L479 AbstractCegarLoop]: Abstraction has 560 states and 718 transitions. [2020-10-13 19:43:30,708 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 19:43:30,708 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 718 transitions. [2020-10-13 19:43:30,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-13 19:43:30,712 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 19:43:30,712 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 19:43:30,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 19:43:30,713 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 19:43:30,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 19:43:30,713 INFO L82 PathProgramCache]: Analyzing trace with hash -83590429, now seen corresponding path program 1 times [2020-10-13 19:43:30,713 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 19:43:30,714 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1097794555] [2020-10-13 19:43:30,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 19:43:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 19:43:30,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:30,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 19:43:30,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking...