/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-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:47:47,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:47:47,050 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:47:47,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:47:47,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:47:47,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:47:47,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:47:47,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:47:47,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:47:47,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:47:47,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:47:47,089 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:47:47,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:47:47,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:47:47,091 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:47:47,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:47:47,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:47:47,094 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:47:47,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:47:47,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:47:47,099 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:47:47,100 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:47:47,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:47:47,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:47:47,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:47:47,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:47:47,105 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:47:47,106 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:47:47,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:47:47,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:47:47,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:47:47,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:47:47,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:47:47,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:47:47,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:47:47,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:47:47,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:47:47,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:47:47,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:47:47,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:47:47,114 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:47:47,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-13 12:47:47,137 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:47:47,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:47:47,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:47:47,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:47:47,139 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:47:47,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:47:47,139 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:47:47,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:47:47,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:47:47,140 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:47:47,140 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:47:47,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:47:47,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:47:47,141 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:47:47,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:47:47,141 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:47:47,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:47:47,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:47:47,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:47:47,142 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:47:47,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:47:47,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:47:47,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:47:47,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:47:47,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:47:47,143 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:47:47,143 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:47:47,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:47:47,143 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:47:47,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 12:47:47,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:47:47,480 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:47:47,493 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:47:47,494 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:47:47,495 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:47:47,496 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2020-10-13 12:47:47,551 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/887d37b85/714ddae23ee349dfa6fbef8df6c120a3/FLAG402a49cac [2020-10-13 12:47:48,090 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:47:48,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product55.cil.c [2020-10-13 12:47:48,112 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/887d37b85/714ddae23ee349dfa6fbef8df6c120a3/FLAG402a49cac [2020-10-13 12:47:48,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/887d37b85/714ddae23ee349dfa6fbef8df6c120a3 [2020-10-13 12:47:48,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:47:48,582 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:47:48,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:47:48,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:47:48,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:47:48,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:47:48" (1/1) ... [2020-10-13 12:47:48,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d0619bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:48, skipping insertion in model container [2020-10-13 12:47:48,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:47:48" (1/1) ... [2020-10-13 12:47:48,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:47:48,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:47:49,071 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:47:49,088 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:47:49,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:47:49,216 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:47:49,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49 WrapperNode [2020-10-13 12:47:49,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:47:49,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:47:49,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:47:49,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:47:49,231 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49" (1/1) ... [2020-10-13 12:47:49,231 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49" (1/1) ... [2020-10-13 12:47:49,252 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49" (1/1) ... [2020-10-13 12:47:49,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49" (1/1) ... [2020-10-13 12:47:49,285 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49" (1/1) ... [2020-10-13 12:47:49,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49" (1/1) ... [2020-10-13 12:47:49,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49" (1/1) ... [2020-10-13 12:47:49,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:47:49,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:47:49,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:47:49,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:47:49,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49" (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 12:47:49,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:47:49,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:47:49,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:47:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:47:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:47:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:47:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:47:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-13 12:47:49,384 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:47:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:47:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:47:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:47:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:47:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:47:49,385 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-13 12:47:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:47:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-13 12:47:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-13 12:47:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:47:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:47:49,386 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:47:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:47:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:47:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:47:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:47:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:47:49,387 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:47:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:47:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:47:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:47:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:47:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:47:49,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:47:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:47:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:47:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:47:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:47:49,389 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:47:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:47:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:47:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-13 12:47:49,390 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:47:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:47:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:47:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:47:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:47:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:47:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-13 12:47:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:47:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:47:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:47:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:47:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:47:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:47:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-13 12:47:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:47:49,392 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:47:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:47:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:47:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:47:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-13 12:47:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:47:49,393 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:47:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-13 12:47:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:47:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:47:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-10-13 12:47:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:47:49,394 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:47:49,395 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:47:49,395 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:47:49,401 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:47:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:47:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:47:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:47:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:47:49,402 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:47:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:47:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:47:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:47:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:47:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:47:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:47:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:47:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:47:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:47:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:47:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:47:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:47:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:47:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:47:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:47:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:47:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:47:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:47:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:47:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:47:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:47:50,545 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:47:50,546 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:47:50,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:47:50 BoogieIcfgContainer [2020-10-13 12:47:50,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:47:50,553 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:47:50,553 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:47:50,556 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:47:50,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:47:48" (1/3) ... [2020-10-13 12:47:50,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d9091a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:47:50, skipping insertion in model container [2020-10-13 12:47:50,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:47:49" (2/3) ... [2020-10-13 12:47:50,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50d9091a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:47:50, skipping insertion in model container [2020-10-13 12:47:50,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:47:50" (3/3) ... [2020-10-13 12:47:50,560 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product55.cil.c [2020-10-13 12:47:50,571 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:47:50,580 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:47:50,595 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:47:50,623 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:47:50,624 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:47:50,624 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:47:50,624 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:47:50,624 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:47:50,624 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:47:50,625 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:47:50,625 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:47:50,649 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states. [2020-10-13 12:47:50,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 12:47:50,661 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:47:50,663 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:47:50,663 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:47:50,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:47:50,670 INFO L82 PathProgramCache]: Analyzing trace with hash 1116469353, now seen corresponding path program 1 times [2020-10-13 12:47:50,680 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:47:50,681 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2109569126] [2020-10-13 12:47:50,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:47:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:51,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:51,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:52,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:52,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:54,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:55,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:47:55,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 12:47:55,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:47:55,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4374 [2020-10-13 12:47:55,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:47:55,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:47:55,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:47:55,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:47:55,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 13 [2020-10-13 12:47:55,726 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:47:55,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:47:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:55,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:55,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:47:55,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:47:55,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:47:55,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 12:47:55,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:47:55,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:47:55,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:47:55,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:47:55,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:47:55,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:47:55,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:55,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:55,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:47:55,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:47:55,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:47:55,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:47:55,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:47:55,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:47:55,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:47:55,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:47:55,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:47:55,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:47:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:55,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:55,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:47:55,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:47:55,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:47:55,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:47:55,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:47:55,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:47:55,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:47:55,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:47:55,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:47:55,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:47:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:55,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:55,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:47:55,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:47:55,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:47:55,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:47:55,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:47:55,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:47:55,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:47:55,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:47:55,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:47:55,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:47:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:55,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:55,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:47:55,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:47:55,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:47:55,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:47:55,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:47:55,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:47:55,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:47:55,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:47:55,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:47:55,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:47:55,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:55,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:55,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:47:55,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:47:55,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:47:55,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:47:55,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:47:55,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:47:55,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:47:55,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:47:55,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:47:55,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:47:55,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:55,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:55,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:47:55,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:47:55,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:47:55,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:47:55,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:47:55,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:47:55,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:47:55,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:47:55,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:47:55,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:47:55,858 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2109569126] [2020-10-13 12:47:55,860 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:47:55,861 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 12:47:55,861 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543017743] [2020-10-13 12:47:55,867 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-13 12:47:55,868 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:47:55,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-13 12:47:55,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:47:55,885 INFO L87 Difference]: Start difference. First operand 195 states. Second operand 3 states. [2020-10-13 12:47:57,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:47:57,391 INFO L93 Difference]: Finished difference Result 349 states and 454 transitions. [2020-10-13 12:47:57,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-13 12:47:57,394 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-13 12:47:57,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:47:57,409 INFO L225 Difference]: With dead ends: 349 [2020-10-13 12:47:57,409 INFO L226 Difference]: Without dead ends: 188 [2020-10-13 12:47:57,415 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:47:57,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-10-13 12:47:57,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 152. [2020-10-13 12:47:57,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-13 12:47:57,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 180 transitions. [2020-10-13 12:47:57,524 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 180 transitions. Word has length 46 [2020-10-13 12:47:57,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:47:57,525 INFO L479 AbstractCegarLoop]: Abstraction has 152 states and 180 transitions. [2020-10-13 12:47:57,525 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-13 12:47:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 180 transitions. [2020-10-13 12:47:57,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-13 12:47:57,532 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:47:57,532 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:47:57,533 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:47:57,533 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:47:57,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:47:57,533 INFO L82 PathProgramCache]: Analyzing trace with hash 1310027705, now seen corresponding path program 1 times [2020-10-13 12:47:57,534 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:47:57,534 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1961839896] [2020-10-13 12:47:57,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:47:57,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:47:57,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:57,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:57,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:47:59,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:00,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:02,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:02,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-13 12:48:02,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:48:02,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4791 [2020-10-13 12:48:02,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:02,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 12:48:02,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:48:02,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:02,632 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:02,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:02,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:02,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:02,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:02,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:02,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 12:48:02,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:02,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:02,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:02,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:02,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:02,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:02,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:02,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:02,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:02,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:02,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:02,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:02,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:02,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:02,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:02,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:02,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:02,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:02,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:02,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:02,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:02,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:02,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:02,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:02,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:02,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:02,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:02,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:02,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:02,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:02,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:02,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:02,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:02,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:02,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:02,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:02,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:02,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:02,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:02,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:02,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:02,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:02,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:02,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:02,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:02,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:02,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:02,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:02,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:48:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:02,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:02,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:02,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:02,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:02,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:02,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:02,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:02,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:02,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:02,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:02,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:48:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:02,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:02,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:02,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:02,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:02,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:02,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:02,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:02,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:02,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:02,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:02,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:02,719 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1961839896] [2020-10-13 12:48:02,720 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:02,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:48:02,720 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304437750] [2020-10-13 12:48:02,722 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:48:02,722 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:02,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:48:02,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:48:02,723 INFO L87 Difference]: Start difference. First operand 152 states and 180 transitions. Second operand 4 states. [2020-10-13 12:48:03,185 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:04,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:04,281 INFO L93 Difference]: Finished difference Result 276 states and 337 transitions. [2020-10-13 12:48:04,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:48:04,282 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-13 12:48:04,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:04,285 INFO L225 Difference]: With dead ends: 276 [2020-10-13 12:48:04,286 INFO L226 Difference]: Without dead ends: 172 [2020-10-13 12:48:04,288 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:48:04,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2020-10-13 12:48:04,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 143. [2020-10-13 12:48:04,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-10-13 12:48:04,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 168 transitions. [2020-10-13 12:48:04,335 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 168 transitions. Word has length 47 [2020-10-13 12:48:04,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:04,335 INFO L479 AbstractCegarLoop]: Abstraction has 143 states and 168 transitions. [2020-10-13 12:48:04,336 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:48:04,336 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2020-10-13 12:48:04,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-13 12:48:04,338 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:04,338 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:48:04,338 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:48:04,339 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:04,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:04,339 INFO L82 PathProgramCache]: Analyzing trace with hash -2059448103, now seen corresponding path program 1 times [2020-10-13 12:48:04,339 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:04,340 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1883634586] [2020-10-13 12:48:04,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:04,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:04,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:04,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:06,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:06,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:06,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-13 12:48:06,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:48:06,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2250 [2020-10-13 12:48:06,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:06,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:06,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-13 12:48:06,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:48:06,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:06,955 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:06,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:06,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:07,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 12:48:07,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:07,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:07,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:07,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:07,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:07,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:07,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:07,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:07,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:07,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:07,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:07,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:07,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:48:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:07,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:07,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:07,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:07,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-13 12:48:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:07,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:07,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:07,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:07,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:07,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:48:07,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:07,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:07,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:07,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:07,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:07,112 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1883634586] [2020-10-13 12:48:07,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:07,113 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:48:07,113 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084372769] [2020-10-13 12:48:07,114 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:48:07,115 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:07,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:48:07,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:48:07,116 INFO L87 Difference]: Start difference. First operand 143 states and 168 transitions. Second operand 7 states. [2020-10-13 12:48:07,532 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:08,716 WARN L193 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-10-13 12:48:09,061 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:09,360 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:48:10,076 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:48:10,379 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:48:11,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:11,538 INFO L93 Difference]: Finished difference Result 372 states and 479 transitions. [2020-10-13 12:48:11,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-13 12:48:11,539 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2020-10-13 12:48:11,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:11,547 INFO L225 Difference]: With dead ends: 372 [2020-10-13 12:48:11,547 INFO L226 Difference]: Without dead ends: 253 [2020-10-13 12:48:11,549 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:48:11,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2020-10-13 12:48:11,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 214. [2020-10-13 12:48:11,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-10-13 12:48:11,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 255 transitions. [2020-10-13 12:48:11,607 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 255 transitions. Word has length 51 [2020-10-13 12:48:11,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:11,608 INFO L479 AbstractCegarLoop]: Abstraction has 214 states and 255 transitions. [2020-10-13 12:48:11,608 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:48:11,608 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 255 transitions. [2020-10-13 12:48:11,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-13 12:48:11,611 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:11,611 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:48:11,611 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:48:11,611 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:11,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:11,612 INFO L82 PathProgramCache]: Analyzing trace with hash 1105571199, now seen corresponding path program 1 times [2020-10-13 12:48:11,612 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:11,612 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1160294690] [2020-10-13 12:48:11,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:11,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:11,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:14,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:14,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-13 12:48:14,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:48:14,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3065 [2020-10-13 12:48:14,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:14,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:14,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-13 12:48:14,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:48:14,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:14,941 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:14,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:14,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:14,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:14,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:14,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:14,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:14,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-13 12:48:14,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:14,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:14,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:15,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:15,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:15,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:15,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:15,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:15,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:15,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:15,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:15,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:15,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:15,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:15,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:15,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:15,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:15,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:15,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:15,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:15,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:15,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:15,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:48:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-13 12:48:15,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:48:15,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:15,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:48:15,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:48:15,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:15,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:48:15,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 12:48:15,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:15,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 12:48:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:48:15,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 12:48:15,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:48:15,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 12:48:15,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:48:15,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:15,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:15,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:48:15,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:15,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:15,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:48:15,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:15,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:15,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:15,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:15,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:15,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:15,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:15,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:15,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:15,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:15,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 12:48:15,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:15,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:15,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:15,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:15,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-13 12:48:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:15,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:15,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:15,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:15,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:15,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:15,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:15,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:15,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:15,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:15,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:15,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:15,250 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1160294690] [2020-10-13 12:48:15,250 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:15,250 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:48:15,251 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170900458] [2020-10-13 12:48:15,251 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:48:15,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:15,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:48:15,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:48:15,252 INFO L87 Difference]: Start difference. First operand 214 states and 255 transitions. Second operand 8 states. [2020-10-13 12:48:16,337 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:16,612 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:48:16,885 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:17,182 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:48:18,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:18,083 INFO L93 Difference]: Finished difference Result 459 states and 582 transitions. [2020-10-13 12:48:18,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:48:18,084 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2020-10-13 12:48:18,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:18,090 INFO L225 Difference]: With dead ends: 459 [2020-10-13 12:48:18,090 INFO L226 Difference]: Without dead ends: 269 [2020-10-13 12:48:18,091 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:48:18,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2020-10-13 12:48:18,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 222. [2020-10-13 12:48:18,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2020-10-13 12:48:18,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 263 transitions. [2020-10-13 12:48:18,146 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 263 transitions. Word has length 84 [2020-10-13 12:48:18,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:18,147 INFO L479 AbstractCegarLoop]: Abstraction has 222 states and 263 transitions. [2020-10-13 12:48:18,147 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:48:18,147 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 263 transitions. [2020-10-13 12:48:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-13 12:48:18,148 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:18,149 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:48:18,149 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:48:18,149 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:18,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:18,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1380330813, now seen corresponding path program 1 times [2020-10-13 12:48:18,150 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:18,150 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1786778720] [2020-10-13 12:48:18,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:18,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:18,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-13 12:48:20,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:48:20,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2096 [2020-10-13 12:48:20,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-13 12:48:20,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:20,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,551 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:20,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:20,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 12:48:20,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:20,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:20,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:20,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:20,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:20,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:20,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:20,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:20,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:20,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:20,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:20,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:20,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:20,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:20,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:20,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:20,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:20,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:20,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:20,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:20,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:20,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:20,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:20,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:48:20,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-13 12:48:20,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 12:48:20,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:20,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-13 12:48:20,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:20,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:48:20,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:48:20,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:20,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 12:48:20,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:20,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 12:48:20,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:48:20,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:20,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 12:48:20,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:20,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:20,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 12:48:20,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:20,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:48:20,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:20,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:20,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:20,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:48:20,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:20,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:20,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:20,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:20,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:20,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:20,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:20,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 12:48:20,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:20,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:20,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:20,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:20,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:20,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-13 12:48:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:20,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:20,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:20,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:20,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:20,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:20,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:20,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:20,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:20,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:20,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:20,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:20,771 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1786778720] [2020-10-13 12:48:20,771 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:20,771 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:48:20,771 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984462476] [2020-10-13 12:48:20,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:48:20,772 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:20,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:48:20,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:48:20,773 INFO L87 Difference]: Start difference. First operand 222 states and 263 transitions. Second operand 7 states. [2020-10-13 12:48:21,754 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:22,035 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:22,309 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:23,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:23,236 INFO L93 Difference]: Finished difference Result 471 states and 610 transitions. [2020-10-13 12:48:23,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:48:23,237 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 84 [2020-10-13 12:48:23,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:23,240 INFO L225 Difference]: With dead ends: 471 [2020-10-13 12:48:23,241 INFO L226 Difference]: Without dead ends: 273 [2020-10-13 12:48:23,242 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:48:23,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2020-10-13 12:48:23,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 226. [2020-10-13 12:48:23,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 226 states. [2020-10-13 12:48:23,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 267 transitions. [2020-10-13 12:48:23,291 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 267 transitions. Word has length 84 [2020-10-13 12:48:23,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:23,292 INFO L479 AbstractCegarLoop]: Abstraction has 226 states and 267 transitions. [2020-10-13 12:48:23,292 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:48:23,292 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 267 transitions. [2020-10-13 12:48:23,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-13 12:48:23,293 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:23,294 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:48:23,294 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:48:23,294 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:23,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:23,294 INFO L82 PathProgramCache]: Analyzing trace with hash -964336228, now seen corresponding path program 1 times [2020-10-13 12:48:23,295 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:23,295 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1467296102] [2020-10-13 12:48:23,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:23,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:23,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:24,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 124 [2020-10-13 12:48:25,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:48:25,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2046 [2020-10-13 12:48:25,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:25,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-13 12:48:25,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-13 12:48:25,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,616 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:25,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:25,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-13 12:48:25,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:25,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:25,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:25,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:25,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:25,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:25,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:25,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:25,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:25,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:25,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:25,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:25,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:25,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:25,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:25,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:25,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:25,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:25,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:48:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-13 12:48:25,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:48:25,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:25,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:48:25,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:25,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:48:25,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:25,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:25,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:48:25,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:25,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 12:48:25,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:48:25,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:25,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:48:25,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:25,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:25,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:25,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:48:25,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:25,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:25,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:25,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:48:25,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:25,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:25,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:25,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:25,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-13 12:48:25,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:25,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:25,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:25,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:25,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:25,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-13 12:48:25,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:25,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:25,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:25,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:25,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:25,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:25,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:25,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:25,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:25,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:25,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:25,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:48:25,802 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1467296102] [2020-10-13 12:48:25,803 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:25,803 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:48:25,803 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092854938] [2020-10-13 12:48:25,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:48:25,804 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:25,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:48:25,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:48:25,805 INFO L87 Difference]: Start difference. First operand 226 states and 267 transitions. Second operand 8 states. [2020-10-13 12:48:26,723 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:27,367 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:27,768 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:28,101 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:28,429 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:30,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:30,332 INFO L93 Difference]: Finished difference Result 611 states and 822 transitions. [2020-10-13 12:48:30,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 12:48:30,333 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 84 [2020-10-13 12:48:30,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:30,337 INFO L225 Difference]: With dead ends: 611 [2020-10-13 12:48:30,337 INFO L226 Difference]: Without dead ends: 409 [2020-10-13 12:48:30,339 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 5 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:48:30,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2020-10-13 12:48:30,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 354. [2020-10-13 12:48:30,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 354 states. [2020-10-13 12:48:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 443 transitions. [2020-10-13 12:48:30,417 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 443 transitions. Word has length 84 [2020-10-13 12:48:30,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:30,418 INFO L479 AbstractCegarLoop]: Abstraction has 354 states and 443 transitions. [2020-10-13 12:48:30,418 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:48:30,418 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 443 transitions. [2020-10-13 12:48:30,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-13 12:48:30,420 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:30,421 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 12:48:30,421 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:48:30,421 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:30,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:30,422 INFO L82 PathProgramCache]: Analyzing trace with hash 111018331, now seen corresponding path program 1 times [2020-10-13 12:48:30,422 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:30,422 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [696457494] [2020-10-13 12:48:30,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:30,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:30,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:30,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:30,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:31,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:33,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:33,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-13 12:48:33,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:48:33,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3429 [2020-10-13 12:48:33,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:33,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:48:33,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-13 12:48:33,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-13 12:48:33,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:34,251 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:34,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:34,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:34,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 12:48:34,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:34,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:34,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:34,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:34,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:34,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:34,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:34,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:34,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:34,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:34,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:34,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:34,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:34,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:34,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:34,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:34,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:34,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:34,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:34,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:48:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:48:34,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:48:34,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:34,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-13 12:48:34,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-13 12:48:34,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:48:34,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:34,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:48:34,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:48:34,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:48:34,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:48:34,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 12:48:34,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:48:34,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:34,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:48:34,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:34,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:48:34,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:34,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:48:34,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:34,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:34,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:34,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:48:34,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:34,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:34,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:34,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:34,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:48:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:34,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:48:34,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:34,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:48:34,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:34,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:34,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:34,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:34,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-13 12:48:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:34,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:48:34,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:48:34,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 12:48:34,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:48:34,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-13 12:48:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:34,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:48:34,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:34,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:34,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:34,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-13 12:48:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:34,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:34,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:34,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:34,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:34,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:34,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:34,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:34,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:34,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:34,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-13 12:48:34,680 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [696457494] [2020-10-13 12:48:34,681 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:48:34,681 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 12:48:34,687 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903508376] [2020-10-13 12:48:34,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:48:34,688 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:34,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:48:34,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:48:34,689 INFO L87 Difference]: Start difference. First operand 354 states and 443 transitions. Second operand 12 states. [2020-10-13 12:48:35,278 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:35,780 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:36,548 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:36,873 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:37,182 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:37,441 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:48:37,757 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:48:38,062 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:48:39,681 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:41,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:41,674 INFO L93 Difference]: Finished difference Result 1092 states and 1553 transitions. [2020-10-13 12:48:41,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-13 12:48:41,674 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 111 [2020-10-13 12:48:41,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:41,682 INFO L225 Difference]: With dead ends: 1092 [2020-10-13 12:48:41,682 INFO L226 Difference]: Without dead ends: 762 [2020-10-13 12:48:41,684 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 41 SyntacticMatches, 6 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=259, Invalid=611, Unknown=0, NotChecked=0, Total=870 [2020-10-13 12:48:41,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 762 states. [2020-10-13 12:48:41,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 762 to 571. [2020-10-13 12:48:41,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 571 states. [2020-10-13 12:48:41,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 571 states and 739 transitions. [2020-10-13 12:48:41,805 INFO L78 Accepts]: Start accepts. Automaton has 571 states and 739 transitions. Word has length 111 [2020-10-13 12:48:41,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:41,806 INFO L479 AbstractCegarLoop]: Abstraction has 571 states and 739 transitions. [2020-10-13 12:48:41,806 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:48:41,806 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 739 transitions. [2020-10-13 12:48:41,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-13 12:48:41,809 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:41,810 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 12:48:41,810 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:48:41,810 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:41,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:41,811 INFO L82 PathProgramCache]: Analyzing trace with hash -405659816, now seen corresponding path program 1 times [2020-10-13 12:48:41,811 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:41,811 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [621602023] [2020-10-13 12:48:41,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:41,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:41,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:42,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:42,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:42,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:42,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:43,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:43,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:46,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:46,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-13 12:48:46,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-13 12:48:46,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-13 12:48:46,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:46,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:48:46,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:46,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-13 12:48:46,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,142 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:47,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 12:48:47,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:48:47,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:47,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:48:47,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:47,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:47,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:47,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:48:47,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:47,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:47,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:47,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:48:47,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:48:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,292 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:47,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:48:47,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 12:48:47,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:48:47,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:48:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:48:47,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:48:47,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-13 12:48:47,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-13 12:48:47,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:47,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:48:47,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 12:48:47,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:47,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:47,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:47,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:48:47,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:48:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:47,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:47,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 12:48:47,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:47,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:48:47,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:47,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:47,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:48:47,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:47,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-13 12:48:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:47,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:47,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 12:48:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:47,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:47,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 12:48:47,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:47,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:47,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:47,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:47,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:47,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:47,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:47,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:47,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:47,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:47,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:47,499 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-13 12:48:47,500 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [621602023] [2020-10-13 12:48:47,500 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:48:47,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:48:47,500 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070988740] [2020-10-13 12:48:47,502 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:48:47,502 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:47,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:48:47,503 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:48:47,503 INFO L87 Difference]: Start difference. First operand 571 states and 739 transitions. Second operand 8 states. [2020-10-13 12:48:47,891 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:48,890 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:51,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:51,097 INFO L93 Difference]: Finished difference Result 1377 states and 1788 transitions. [2020-10-13 12:48:51,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 12:48:51,097 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 142 [2020-10-13 12:48:51,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:51,103 INFO L225 Difference]: With dead ends: 1377 [2020-10-13 12:48:51,103 INFO L226 Difference]: Without dead ends: 830 [2020-10-13 12:48:51,105 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:48:51,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2020-10-13 12:48:51,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 766. [2020-10-13 12:48:51,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 766 states. [2020-10-13 12:48:51,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 766 states and 961 transitions. [2020-10-13 12:48:51,221 INFO L78 Accepts]: Start accepts. Automaton has 766 states and 961 transitions. Word has length 142 [2020-10-13 12:48:51,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:51,221 INFO L479 AbstractCegarLoop]: Abstraction has 766 states and 961 transitions. [2020-10-13 12:48:51,221 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:48:51,221 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 961 transitions. [2020-10-13 12:48:51,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-13 12:48:51,225 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:51,225 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 12:48:51,225 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:48:51,225 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:51,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:51,226 INFO L82 PathProgramCache]: Analyzing trace with hash 1520362847, now seen corresponding path program 1 times [2020-10-13 12:48:51,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:51,226 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1545996419] [2020-10-13 12:48:51,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:51,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:51,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:51,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:51,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:51,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:51,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-13 12:48:52,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-13 12:48:52,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 769 [2020-10-13 12:48:52,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:52,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-13 12:48:52,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-13 12:48:52,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,317 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:48:52,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:48:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:48:52,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:52,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:48:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:52,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:48:52,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:48:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:48:52,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:48:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:52,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:48:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 12:48:52,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:52,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:52,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:48:52,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:52,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:52,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:52,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:48:52,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-13 12:48:52,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:52,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:48:52,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-13 12:48:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:48:52,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:48:52,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 12:48:52,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-13 12:48:52,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-13 12:48:52,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:48:52,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:52,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-13 12:48:52,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:48:52,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:52,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 12:48:52,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:52,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:48:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:48:52,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:52,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:48:52,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:52,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:48:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:48:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:52,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:52,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:48:52,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:48:52,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:52,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:48:52,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:48:52,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:48:52,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:48:52,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:48:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:48:52,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:48:52,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:48:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:48:52,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-13 12:48:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:52,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2020-10-13 12:48:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:52,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-13 12:48:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:52,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:52,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:48:52,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:48:52,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:48:52,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:48:52,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:48:52,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:48:52,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:48:52,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:48:52,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:48:52,530 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 68 proven. 9 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2020-10-13 12:48:52,531 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1545996419] [2020-10-13 12:48:52,531 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:48:52,531 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 12:48:52,531 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104740609] [2020-10-13 12:48:52,532 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:48:52,532 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:48:52,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:48:52,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:48:52,532 INFO L87 Difference]: Start difference. First operand 766 states and 961 transitions. Second operand 8 states. [2020-10-13 12:48:52,870 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:48:53,570 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:48:55,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:48:55,442 INFO L93 Difference]: Finished difference Result 1754 states and 2252 transitions. [2020-10-13 12:48:55,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-13 12:48:55,443 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 169 [2020-10-13 12:48:55,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:48:55,448 INFO L225 Difference]: With dead ends: 1754 [2020-10-13 12:48:55,448 INFO L226 Difference]: Without dead ends: 744 [2020-10-13 12:48:55,452 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-13 12:48:55,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2020-10-13 12:48:55,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 669. [2020-10-13 12:48:55,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 669 states. [2020-10-13 12:48:55,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 818 transitions. [2020-10-13 12:48:55,602 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 818 transitions. Word has length 169 [2020-10-13 12:48:55,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:48:55,603 INFO L479 AbstractCegarLoop]: Abstraction has 669 states and 818 transitions. [2020-10-13 12:48:55,603 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:48:55,603 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 818 transitions. [2020-10-13 12:48:55,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-10-13 12:48:55,608 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:48:55,608 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 12:48:55,608 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 12:48:55,608 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:48:55,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:48:55,609 INFO L82 PathProgramCache]: Analyzing trace with hash -31633322, now seen corresponding path program 1 times [2020-10-13 12:48:55,609 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:48:55,609 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1304171757] [2020-10-13 12:48:55,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:48:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:48:55,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:55,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:48:57,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:00,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:00,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 316 [2020-10-13 12:49:00,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:49:00,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-13 12:49:00,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:00,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:49:00,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 173 [2020-10-13 12:49:00,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-13 12:49:00,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:00,927 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:49:00,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:49:00,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:00,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:00,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:00,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:00,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:00,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 12:49:00,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:00,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:00,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:00,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:00,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:00,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:49:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:00,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:00,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:00,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:00,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:00,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:00,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:00,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:00,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:00,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:00,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:00,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:49:00,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:00,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:00,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:00,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:00,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:00,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:00,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:00,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:00,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:00,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:00,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:00,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:49:00,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:00,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:00,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:00,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:00,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:00,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:00,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:00,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:00,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:00,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:00,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:49:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:00,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:00,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:00,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:00,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:00,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:00,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:00,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:00,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:00,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:00,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:00,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:49:00,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:00,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:00,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:00,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:00,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:00,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:00,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:00,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:00,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:00,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:49:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:49:01,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:49:01,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-13 12:49:01,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:49:01,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:49:01,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:49:01,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 12:49:01,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:01,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:49:01,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:01,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:49:01,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:49:01,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:01,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:49:01,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:01,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,068 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:49:01,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:49:01,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:01,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:01,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 12:49:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-13 12:49:01,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 12:49:01,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 12:49:01,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:49:01,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-13 12:49:01,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:01,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:49:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-13 12:49:01,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:49:01,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:01,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-13 12:49:01,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:49:01,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:01,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:01,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 12:49:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:49:01,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 12:49:01,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:01,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 12:49:01,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:49:01,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:49:01,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:01,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:49:01,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:49:01,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:49:01,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:49:01,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:49:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:49:01,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:01,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:49:01,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:49:01,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:01,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:01,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-13 12:49:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:49:01,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:49:01,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:01,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-13 12:49:01,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:49:01,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:01,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:49:01,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:49:01,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-13 12:49:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:01,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:49:01,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-13 12:49:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-13 12:49:01,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:49:01,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-13 12:49:01,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:49:01,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:01,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:01,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 12:49:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:49:01,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:49:01,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:49:01,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:01,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:01,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:49:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:49:01,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:01,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:01,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:01,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:01,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-13 12:49:01,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:01,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:49:01,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-10-13 12:49:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:01,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:01,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:01,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:01,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:01,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:01,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:01,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:01,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:49:01,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:01,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:01,552 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 48 proven. 16 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-10-13 12:49:01,552 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1304171757] [2020-10-13 12:49:01,552 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:49:01,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 12:49:01,553 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945191339] [2020-10-13 12:49:01,554 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 12:49:01,554 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:49:01,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 12:49:01,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:49:01,555 INFO L87 Difference]: Start difference. First operand 669 states and 818 transitions. Second operand 14 states. [2020-10-13 12:49:02,070 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:49:03,547 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:49:03,889 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-13 12:49:04,810 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-13 12:49:05,155 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-13 12:49:05,426 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:49:05,699 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:49:05,988 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:49:06,278 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:49:06,576 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-13 12:49:07,576 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:49:08,181 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-13 12:49:08,728 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 188 [2020-10-13 12:49:10,516 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-10-13 12:49:11,083 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 192 [2020-10-13 12:49:11,705 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 194 [2020-10-13 12:49:12,298 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-13 12:49:12,888 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 189 [2020-10-13 12:49:13,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:49:13,937 INFO L93 Difference]: Finished difference Result 1937 states and 2529 transitions. [2020-10-13 12:49:13,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-13 12:49:13,938 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 226 [2020-10-13 12:49:13,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:49:13,948 INFO L225 Difference]: With dead ends: 1937 [2020-10-13 12:49:13,948 INFO L226 Difference]: Without dead ends: 1289 [2020-10-13 12:49:13,957 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 312 ImplicationChecksByTransitivity, 7.3s TimeCoverageRelationStatistics Valid=286, Invalid=1120, Unknown=0, NotChecked=0, Total=1406 [2020-10-13 12:49:13,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1289 states. [2020-10-13 12:49:14,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1289 to 1156. [2020-10-13 12:49:14,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2020-10-13 12:49:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1418 transitions. [2020-10-13 12:49:14,172 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1418 transitions. Word has length 226 [2020-10-13 12:49:14,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:49:14,172 INFO L479 AbstractCegarLoop]: Abstraction has 1156 states and 1418 transitions. [2020-10-13 12:49:14,172 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 12:49:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1418 transitions. [2020-10-13 12:49:14,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-10-13 12:49:14,177 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:49:14,177 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-13 12:49:14,177 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 12:49:14,177 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:49:14,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:49:14,178 INFO L82 PathProgramCache]: Analyzing trace with hash -2065027368, now seen corresponding path program 1 times [2020-10-13 12:49:14,178 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:49:14,178 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [609896063] [2020-10-13 12:49:14,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:49:14,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:14,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:14,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:14,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 316 [2020-10-13 12:49:14,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:14,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 357 [2020-10-13 12:49:14,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:14,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:14,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 177 [2020-10-13 12:49:14,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:49:14,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:14,953 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:49:14,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:49:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:14,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:14,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:14,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:14,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:14,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 12:49:14,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:14,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:14,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:49:14,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:49:14,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:14,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:15,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:49:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:15,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:49:15,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:49:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:15,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:49:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:49:15,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:49:15,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:49:15,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-13 12:49:15,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:49:15,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-13 12:49:15,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:15,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-13 12:49:15,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:15,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:49:15,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:49:15,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:49:15,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:49:15,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-13 12:49:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:49:15,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 12:49:15,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-13 12:49:15,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-13 12:49:15,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:15,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 46 [2020-10-13 12:49:15,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:49:15,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:49:15,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:49:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-13 12:49:15,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-13 12:49:15,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:15,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-13 12:49:15,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:49:15,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:49:15,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 12:49:15,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,220 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:49:15,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 12:49:15,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:49:15,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-13 12:49:15,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:49:15,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:49:15,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:49:15,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:49:15,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:49:15,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:49:15,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:49:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:49:15,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:49:15,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:15,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-13 12:49:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:49:15,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,301 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,301 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 12:49:15,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:49:15,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-13 12:49:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:49:15,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-13 12:49:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-13 12:49:15,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:49:15,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-13 12:49:15,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:49:15,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:49:15,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:15,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 12:49:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:49:15,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:49:15,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:49:15,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:49:15,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:49:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:49:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:49:15,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:49:15,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:49:15,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:49:15,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:49:15,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-13 12:49:15,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:49:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2020-10-13 12:49:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:49:15,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:49:15,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:49:15,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:49:15,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:49:15,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:49:15,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:49:15,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:49:15,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:49:15,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:49:15,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:49:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 41 proven. 10 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-10-13 12:49:15,472 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [609896063] [2020-10-13 12:49:15,472 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:49:15,472 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-13 12:49:15,473 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645982618] [2020-10-13 12:49:15,473 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 12:49:15,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:49:15,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 12:49:15,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:49:15,474 INFO L87 Difference]: Start difference. First operand 1156 states and 1418 transitions. Second operand 10 states. [2020-10-13 12:49:17,042 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:49:17,323 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:49:17,610 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:49:17,879 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:49:18,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:49:18,145 INFO L93 Difference]: Finished difference Result 1459 states and 1797 transitions. [2020-10-13 12:49:18,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-13 12:49:18,149 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 226 [2020-10-13 12:49:18,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:49:18,150 INFO L225 Difference]: With dead ends: 1459 [2020-10-13 12:49:18,150 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:49:18,154 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-13 12:49:18,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:49:18,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:49:18,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:49:18,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:49:18,156 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 226 [2020-10-13 12:49:18,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:49:18,156 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:49:18,156 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 12:49:18,156 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:49:18,156 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:49:18,156 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 12:49:18,159 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:49:20,247 WARN L193 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 251 [2020-10-13 12:49:20,820 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 251 [2020-10-13 12:49:23,042 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 227 [2020-10-13 12:49:23,722 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 244 [2020-10-13 12:49:24,272 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 249 [2020-10-13 12:49:24,643 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 11 [2020-10-13 12:49:24,825 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-13 12:49:25,034 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 21 [2020-10-13 12:49:25,379 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-13 12:49:25,759 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 11 [2020-10-13 12:49:26,000 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 21 [2020-10-13 12:49:26,219 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 21 [2020-10-13 12:49:26,427 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 21 [2020-10-13 12:49:27,185 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 26 [2020-10-13 12:49:27,447 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 21 [2020-10-13 12:49:28,160 WARN L193 SmtUtils]: Spent 708.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 26 [2020-10-13 12:49:28,387 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:49:28,620 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-13 12:49:29,382 WARN L193 SmtUtils]: Spent 756.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 26 [2020-10-13 12:49:29,555 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-13 12:49:29,959 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 13 [2020-10-13 12:49:30,693 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 23 [2020-10-13 12:49:31,055 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 13 [2020-10-13 12:49:31,887 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 34 [2020-10-13 12:49:32,096 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 13 [2020-10-13 12:49:32,555 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-13 12:49:33,342 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 21 [2020-10-13 12:49:33,523 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-13 12:49:33,804 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-13 12:49:34,187 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 13 [2020-10-13 12:49:34,393 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 21 [2020-10-13 12:49:34,601 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 21 [2020-10-13 12:49:34,798 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 11 [2020-10-13 12:49:35,049 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 21 [2020-10-13 12:49:35,224 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-13 12:49:35,605 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 13 [2020-10-13 12:49:36,107 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 24 [2020-10-13 12:49:36,282 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-13 12:49:36,515 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 21 [2020-10-13 12:49:36,907 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 13 [2020-10-13 12:49:37,183 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 21 [2020-10-13 12:49:37,416 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 21 [2020-10-13 12:49:37,660 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 25 [2020-10-13 12:49:38,271 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 20 [2020-10-13 12:49:39,043 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 29 [2020-10-13 12:49:39,428 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 7 [2020-10-13 12:49:40,033 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 17 [2020-10-13 12:49:40,615 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 26 [2020-10-13 12:49:40,791 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 1 [2020-10-13 12:49:41,423 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 26 [2020-10-13 12:49:41,429 INFO L268 CegarLoopResult]: For program point L609(line 609) no Hoare annotation was computed. [2020-10-13 12:49:41,429 INFO L268 CegarLoopResult]: For program point L608-2(lines 608 629) no Hoare annotation was computed. [2020-10-13 12:49:41,429 INFO L268 CegarLoopResult]: For program point L630(lines 607 631) no Hoare annotation was computed. [2020-10-13 12:49:41,429 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 583 638) no Hoare annotation was computed. [2020-10-13 12:49:41,430 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 583 638) no Hoare annotation was computed. [2020-10-13 12:49:41,430 INFO L268 CegarLoopResult]: For program point L614(lines 614 618) no Hoare annotation was computed. [2020-10-13 12:49:41,430 INFO L268 CegarLoopResult]: For program point L614-1(lines 614 618) no Hoare annotation was computed. [2020-10-13 12:49:41,430 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 583 638) no Hoare annotation was computed. [2020-10-13 12:49:41,430 INFO L268 CegarLoopResult]: For program point L671(lines 671 675) no Hoare annotation was computed. [2020-10-13 12:49:41,430 INFO L268 CegarLoopResult]: For program point L671-1(lines 671 675) no Hoare annotation was computed. [2020-10-13 12:49:41,430 INFO L268 CegarLoopResult]: For program point L666(line 666) no Hoare annotation was computed. [2020-10-13 12:49:41,431 INFO L268 CegarLoopResult]: For program point L665-2(lines 665 690) no Hoare annotation was computed. [2020-10-13 12:49:41,431 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 639 698) no Hoare annotation was computed. [2020-10-13 12:49:41,431 INFO L268 CegarLoopResult]: For program point L691(lines 664 692) no Hoare annotation was computed. [2020-10-13 12:49:41,431 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 639 698) no Hoare annotation was computed. [2020-10-13 12:49:41,431 INFO L268 CegarLoopResult]: For program point L684(line 684) no Hoare annotation was computed. [2020-10-13 12:49:41,431 INFO L268 CegarLoopResult]: For program point L684-1(line 684) no Hoare annotation was computed. [2020-10-13 12:49:41,431 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 639 698) no Hoare annotation was computed. [2020-10-13 12:49:41,432 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 409 415) the Hoare annotation is: true [2020-10-13 12:49:41,432 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 409 415) no Hoare annotation was computed. [2020-10-13 12:49:41,432 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 416 424) no Hoare annotation was computed. [2020-10-13 12:49:41,432 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 416 424) the Hoare annotation is: true [2020-10-13 12:49:41,432 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 416 424) no Hoare annotation was computed. [2020-10-13 12:49:41,432 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 362 386) the Hoare annotation is: true [2020-10-13 12:49:41,433 INFO L264 CegarLoopResult]: At program point L376(line 376) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= ~waterLevel~0 1)) .cse0) (or .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 (not .cse1)))) [2020-10-13 12:49:41,433 INFO L268 CegarLoopResult]: For program point L374(lines 374 380) no Hoare annotation was computed. [2020-10-13 12:49:41,433 INFO L264 CegarLoopResult]: At program point L372(line 372) the Hoare annotation is: (and (or (= 0 ~systemActive~0) (not (<= 2 ~waterLevel~0))) (or (not (= ~pumpRunning~0 0)) (not (<= 1 ~waterLevel~0)))) [2020-10-13 12:49:41,433 INFO L268 CegarLoopResult]: For program point L372-1(line 372) no Hoare annotation was computed. [2020-10-13 12:49:41,433 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 362 386) no Hoare annotation was computed. [2020-10-13 12:49:41,433 INFO L268 CegarLoopResult]: For program point L370(lines 370 383) no Hoare annotation was computed. [2020-10-13 12:49:41,433 INFO L268 CegarLoopResult]: For program point L370-1(lines 362 386) no Hoare annotation was computed. [2020-10-13 12:49:41,433 INFO L271 CegarLoopResult]: At program point L368(line 368) the Hoare annotation is: true [2020-10-13 12:49:41,433 INFO L268 CegarLoopResult]: For program point L368-1(line 368) no Hoare annotation was computed. [2020-10-13 12:49:41,434 INFO L264 CegarLoopResult]: At program point L513(line 513) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,434 INFO L264 CegarLoopResult]: At program point L513-1(line 513) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,434 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 507 529) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,434 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 507 529) no Hoare annotation was computed. [2020-10-13 12:49:41,434 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 507 529) no Hoare annotation was computed. [2020-10-13 12:49:41,434 INFO L264 CegarLoopResult]: At program point L519(line 519) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,435 INFO L264 CegarLoopResult]: At program point L519-1(line 519) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,435 INFO L268 CegarLoopResult]: For program point L517(lines 517 524) no Hoare annotation was computed. [2020-10-13 12:49:41,435 INFO L268 CegarLoopResult]: For program point L517-1(lines 517 524) no Hoare annotation was computed. [2020-10-13 12:49:41,435 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-13 12:49:41,435 INFO L264 CegarLoopResult]: At program point L514(line 514) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,435 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-10-13 12:49:41,435 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-10-13 12:49:41,435 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 466 489) no Hoare annotation was computed. [2020-10-13 12:49:41,435 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-10-13 12:49:41,435 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-10-13 12:49:41,435 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 466 489) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 466 489) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-13 12:49:41,436 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 344 358) no Hoare annotation was computed. [2020-10-13 12:49:41,437 INFO L264 CegarLoopResult]: At program point L350(line 350) the Hoare annotation is: (and (or (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,437 INFO L268 CegarLoopResult]: For program point L348(lines 348 354) no Hoare annotation was computed. [2020-10-13 12:49:41,437 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 344 358) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= |old(~systemActive~0)| 0))) (and (or .cse0 (and (= |old(~systemActive~0)| ~systemActive~0) .cse1)) (or (and (= 0 ~systemActive~0) .cse1) (not .cse0) (not (= |old(~pumpRunning~0)| 0))))) [2020-10-13 12:49:41,437 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 344 358) no Hoare annotation was computed. [2020-10-13 12:49:41,437 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 261 269) no Hoare annotation was computed. [2020-10-13 12:49:41,437 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 261 269) the Hoare annotation is: true [2020-10-13 12:49:41,437 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 261 269) no Hoare annotation was computed. [2020-10-13 12:49:41,437 INFO L268 CegarLoopResult]: For program point L334(lines 334 338) no Hoare annotation was computed. [2020-10-13 12:49:41,437 INFO L271 CegarLoopResult]: At program point L332(line 332) the Hoare annotation is: true [2020-10-13 12:49:41,437 INFO L268 CegarLoopResult]: For program point L334-2(lines 334 338) no Hoare annotation was computed. [2020-10-13 12:49:41,437 INFO L268 CegarLoopResult]: For program point L332-1(line 332) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 325 343) the Hoare annotation is: true [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 325 343) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 325 343) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point L289(lines 289 297) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point L289-2(lines 289 297) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point L277(lines 277 285) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point L277-2(lines 277 285) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 270 305) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 270 305) no Hoare annotation was computed. [2020-10-13 12:49:41,438 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 270 305) no Hoare annotation was computed. [2020-10-13 12:49:41,439 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 402 408) no Hoare annotation was computed. [2020-10-13 12:49:41,439 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 402 408) the Hoare annotation is: true [2020-10-13 12:49:41,439 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 537 582) no Hoare annotation was computed. [2020-10-13 12:49:41,439 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 537 582) no Hoare annotation was computed. [2020-10-13 12:49:41,439 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 537 582) no Hoare annotation was computed. [2020-10-13 12:49:41,439 INFO L268 CegarLoopResult]: For program point L864(lines 864 884) no Hoare annotation was computed. [2020-10-13 12:49:41,439 INFO L268 CegarLoopResult]: For program point L864-1(lines 864 884) no Hoare annotation was computed. [2020-10-13 12:49:41,439 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 850 895) no Hoare annotation was computed. [2020-10-13 12:49:41,439 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 850 895) no Hoare annotation was computed. [2020-10-13 12:49:41,440 INFO L268 CegarLoopResult]: For program point L870(lines 870 877) no Hoare annotation was computed. [2020-10-13 12:49:41,440 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 850 895) no Hoare annotation was computed. [2020-10-13 12:49:41,440 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 497 506) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,440 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 497 506) no Hoare annotation was computed. [2020-10-13 12:49:41,440 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 497 506) no Hoare annotation was computed. [2020-10-13 12:49:41,440 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 250 260) the Hoare annotation is: true [2020-10-13 12:49:41,440 INFO L271 CegarLoopResult]: At program point L255(line 255) the Hoare annotation is: true [2020-10-13 12:49:41,440 INFO L268 CegarLoopResult]: For program point L255-1(line 255) no Hoare annotation was computed. [2020-10-13 12:49:41,440 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 250 260) no Hoare annotation was computed. [2020-10-13 12:49:41,441 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 250 260) no Hoare annotation was computed. [2020-10-13 12:49:41,441 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 242 249) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:49:41,441 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 242 249) no Hoare annotation was computed. [2020-10-13 12:49:41,441 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 242 249) no Hoare annotation was computed. [2020-10-13 12:49:41,441 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 976 989) no Hoare annotation was computed. [2020-10-13 12:49:41,441 INFO L268 CegarLoopResult]: For program point L980(lines 980 986) no Hoare annotation was computed. [2020-10-13 12:49:41,441 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 976 989) the Hoare annotation is: true [2020-10-13 12:49:41,441 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 976 989) no Hoare annotation was computed. [2020-10-13 12:49:41,441 INFO L264 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:41,442 INFO L264 CegarLoopResult]: At program point L219(line 219) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:41,442 INFO L268 CegarLoopResult]: For program point L217(lines 217 225) no Hoare annotation was computed. [2020-10-13 12:49:41,442 INFO L264 CegarLoopResult]: At program point L215(line 215) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:41,442 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 209 233) no Hoare annotation was computed. [2020-10-13 12:49:41,442 INFO L268 CegarLoopResult]: For program point L215-1(line 215) no Hoare annotation was computed. [2020-10-13 12:49:41,442 INFO L268 CegarLoopResult]: For program point L213(lines 213 230) no Hoare annotation was computed. [2020-10-13 12:49:41,442 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 209 233) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:49:41,443 INFO L264 CegarLoopResult]: At program point L228(line 228) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) [2020-10-13 12:49:41,443 INFO L268 CegarLoopResult]: For program point L228-1(lines 209 233) no Hoare annotation was computed. [2020-10-13 12:49:41,443 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 149 155) no Hoare annotation was computed. [2020-10-13 12:49:41,443 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 149 155) the Hoare annotation is: true [2020-10-13 12:49:41,443 INFO L264 CegarLoopResult]: At program point testENTRY(lines 45 110) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,443 INFO L264 CegarLoopResult]: At program point L93(line 93) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 (not (= 0 ~systemActive~0))) (and .cse0 (= ~pumpRunning~0 0)))) [2020-10-13 12:49:41,443 INFO L268 CegarLoopResult]: For program point L91(lines 91 97) no Hoare annotation was computed. [2020-10-13 12:49:41,444 INFO L264 CegarLoopResult]: At program point L91-1(lines 85 98) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 0 ~systemActive~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (= |old(~systemActive~0)| 0) (and .cse0 .cse2 (<= 1 ~waterLevel~0)) (and .cse0 (not .cse1) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-13 12:49:41,444 INFO L268 CegarLoopResult]: For program point L56(lines 55 102) no Hoare annotation was computed. [2020-10-13 12:49:41,444 INFO L268 CegarLoopResult]: For program point testFINAL(lines 45 110) no Hoare annotation was computed. [2020-10-13 12:49:41,444 INFO L268 CegarLoopResult]: For program point L85(lines 85 98) no Hoare annotation was computed. [2020-10-13 12:49:41,444 INFO L264 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 0 ~systemActive~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (= |old(~systemActive~0)| 0) (and .cse0 .cse2 (<= 1 ~waterLevel~0)) (and .cse0 (not .cse1) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-13 12:49:41,444 INFO L268 CegarLoopResult]: For program point L75(lines 75 81) no Hoare annotation was computed. [2020-10-13 12:49:41,444 INFO L268 CegarLoopResult]: For program point L75-1(lines 75 81) no Hoare annotation was computed. [2020-10-13 12:49:41,444 INFO L264 CegarLoopResult]: At program point L100(lines 55 102) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 0 ~systemActive~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (= |old(~systemActive~0)| 0) (and .cse0 .cse2 (<= 1 ~waterLevel~0)) (and .cse0 (not .cse1) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-13 12:49:41,445 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 0 ~systemActive~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (= |old(~systemActive~0)| 0) (and .cse0 .cse2 (<= 1 ~waterLevel~0)) (and .cse0 (not .cse1) (<= 2 ~waterLevel~0)) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point L65-1(lines 65 71) no Hoare annotation was computed. [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point L57(lines 57 61) no Hoare annotation was computed. [2020-10-13 12:49:41,445 INFO L264 CegarLoopResult]: At program point L103(lines 54 104) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point testEXIT(lines 45 110) no Hoare annotation was computed. [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 804 849) no Hoare annotation was computed. [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point L824(lines 824 831) no Hoare annotation was computed. [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 804 849) no Hoare annotation was computed. [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point L818(lines 818 838) no Hoare annotation was computed. [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point L818-1(lines 818 838) no Hoare annotation was computed. [2020-10-13 12:49:41,445 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 804 849) no Hoare annotation was computed. [2020-10-13 12:49:41,446 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 990 998) no Hoare annotation was computed. [2020-10-13 12:49:41,446 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 990 998) the Hoare annotation is: true [2020-10-13 12:49:41,446 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 990 998) no Hoare annotation was computed. [2020-10-13 12:49:41,446 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 944 966) no Hoare annotation was computed. [2020-10-13 12:49:41,446 INFO L268 CegarLoopResult]: For program point L952(lines 952 960) no Hoare annotation was computed. [2020-10-13 12:49:41,446 INFO L268 CegarLoopResult]: For program point L952-2(lines 952 960) no Hoare annotation was computed. [2020-10-13 12:49:41,446 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 944 966) no Hoare annotation was computed. [2020-10-13 12:49:41,446 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 944 966) no Hoare annotation was computed. [2020-10-13 12:49:41,446 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 392 401) no Hoare annotation was computed. [2020-10-13 12:49:41,446 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 392 401) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 392 401) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 701 803) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point L766(line 766) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point L766-1(line 766) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point L725(lines 725 729) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point L789(lines 789 800) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point L752(lines 752 756) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point L750-2(lines 750 770) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 701 803) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point L771(lines 749 772) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point L730(lines 730 746) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point L790(lines 790 797) no Hoare annotation was computed. [2020-10-13 12:49:41,447 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 701 803) no Hoare annotation was computed. [2020-10-13 12:49:41,448 INFO L268 CegarLoopResult]: For program point L751(lines 750 770) no Hoare annotation was computed. [2020-10-13 12:49:41,448 INFO L268 CegarLoopResult]: For program point L782(line 782) no Hoare annotation was computed. [2020-10-13 12:49:41,448 INFO L268 CegarLoopResult]: For program point L782-1(line 782) no Hoare annotation was computed. [2020-10-13 12:49:41,448 INFO L268 CegarLoopResult]: For program point L747(lines 747 788) no Hoare annotation was computed. [2020-10-13 12:49:41,448 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:49:41,448 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:49:41,448 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:49:41,448 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 234 241) no Hoare annotation was computed. [2020-10-13 12:49:41,449 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 234 241) no Hoare annotation was computed. [2020-10-13 12:49:41,449 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 234 241) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:49:41,449 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 306 324) no Hoare annotation was computed. [2020-10-13 12:49:41,449 INFO L268 CegarLoopResult]: For program point L315(lines 315 319) no Hoare annotation was computed. [2020-10-13 12:49:41,449 INFO L271 CegarLoopResult]: At program point L313(line 313) the Hoare annotation is: true [2020-10-13 12:49:41,449 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 319) no Hoare annotation was computed. [2020-10-13 12:49:41,449 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-13 12:49:41,449 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 306 324) the Hoare annotation is: true [2020-10-13 12:49:41,450 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 306 324) no Hoare annotation was computed. [2020-10-13 12:49:41,450 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 967 975) the Hoare annotation is: true [2020-10-13 12:49:41,450 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 967 975) no Hoare annotation was computed. [2020-10-13 12:49:41,450 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 967 975) no Hoare annotation was computed. [2020-10-13 12:49:41,450 INFO L268 CegarLoopResult]: For program point L927-1(lines 923 934) no Hoare annotation was computed. [2020-10-13 12:49:41,450 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 923 934) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (= 0 ~systemActive~0)) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 (not .cse2) .cse1) (or .cse2 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-13 12:49:41,450 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 923 934) no Hoare annotation was computed. [2020-10-13 12:49:41,450 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:49:41,451 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:49:41,451 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:49:41,451 INFO L268 CegarLoopResult]: For program point L129(lines 128 147) no Hoare annotation was computed. [2020-10-13 12:49:41,451 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 125 148) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2) (or .cse0 (not .cse1) .cse2))) [2020-10-13 12:49:41,451 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 125 148) no Hoare annotation was computed. [2020-10-13 12:49:41,451 INFO L264 CegarLoopResult]: At program point L138(line 138) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~waterLevel~0)|)) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0) (or (and .cse1 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1))) (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or (not .cse2) .cse0) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse0))) [2020-10-13 12:49:41,451 INFO L264 CegarLoopResult]: At program point L136(lines 136 142) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (and .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (= 0 ~systemActive~0)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (let ((.cse3 (<= |old(~waterLevel~0)| (+ ~waterLevel~0 1)))) (or (and (= ~pumpRunning~0 0) .cse3) .cse1 .cse4 (and (<= 2 ~waterLevel~0) .cse3))) (or .cse5 (not (= |old(~waterLevel~0)| 1)) .cse2) (or .cse5 (not .cse4) .cse2)))) [2020-10-13 12:49:41,452 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 125 148) no Hoare annotation was computed. [2020-10-13 12:49:41,452 INFO L264 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (not (<= 2 |old(~waterLevel~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse1 .cse2) (or (not .cse2) .cse0) (or .cse1 .cse0))) [2020-10-13 12:49:41,452 INFO L271 CegarLoopResult]: At program point L450-1(lines 450 454) the Hoare annotation is: true [2020-10-13 12:49:41,452 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 436 465) no Hoare annotation was computed. [2020-10-13 12:49:41,452 INFO L268 CegarLoopResult]: For program point L447(line 447) no Hoare annotation was computed. [2020-10-13 12:49:41,452 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 436 465) the Hoare annotation is: true [2020-10-13 12:49:41,452 INFO L271 CegarLoopResult]: At program point L446-2(lines 446 460) the Hoare annotation is: true [2020-10-13 12:49:41,452 INFO L271 CegarLoopResult]: At program point L442(line 442) the Hoare annotation is: true [2020-10-13 12:49:41,452 INFO L268 CegarLoopResult]: For program point L442-1(line 442) no Hoare annotation was computed. [2020-10-13 12:49:41,453 INFO L271 CegarLoopResult]: At program point L461(lines 436 465) the Hoare annotation is: true [2020-10-13 12:49:41,453 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-10-13 12:49:41,453 INFO L268 CegarLoopResult]: For program point L450(lines 450 454) no Hoare annotation was computed. [2020-10-13 12:49:41,453 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 935 943) the Hoare annotation is: true [2020-10-13 12:49:41,453 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 935 943) no Hoare annotation was computed. [2020-10-13 12:49:41,453 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 935 943) no Hoare annotation was computed. [2020-10-13 12:49:41,453 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 899 910) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 2 |old(~waterLevel~0)|)) (= 0 ~systemActive~0)) [2020-10-13 12:49:41,453 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 899 910) no Hoare annotation was computed. [2020-10-13 12:49:41,453 INFO L268 CegarLoopResult]: For program point L903-1(lines 899 910) no Hoare annotation was computed. [2020-10-13 12:49:41,454 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 490 496) no Hoare annotation was computed. [2020-10-13 12:49:41,454 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 490 496) the Hoare annotation is: true [2020-10-13 12:49:41,454 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:49:41,454 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-13 12:49:41,454 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:49:41,454 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:49:41,454 INFO L268 CegarLoopResult]: For program point L161(lines 161 178) no Hoare annotation was computed. [2020-10-13 12:49:41,454 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 157 181) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,454 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 157 181) no Hoare annotation was computed. [2020-10-13 12:49:41,455 INFO L264 CegarLoopResult]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:41,455 INFO L268 CegarLoopResult]: For program point L176-1(lines 157 181) no Hoare annotation was computed. [2020-10-13 12:49:41,455 INFO L264 CegarLoopResult]: At program point L171(line 171) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (and (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~1 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))) [2020-10-13 12:49:41,455 INFO L264 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:41,455 INFO L268 CegarLoopResult]: For program point L165(lines 165 173) no Hoare annotation was computed. [2020-10-13 12:49:41,455 INFO L264 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:49:41,455 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-10-13 12:49:41,455 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 911 922) no Hoare annotation was computed. [2020-10-13 12:49:41,456 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 911 922) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not .cse2)) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-10-13 12:49:41,456 INFO L268 CegarLoopResult]: For program point L915-1(lines 911 922) no Hoare annotation was computed. [2020-10-13 12:49:41,456 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 426 433) no Hoare annotation was computed. [2020-10-13 12:49:41,456 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2020-10-13 12:49:41,456 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 426 433) the Hoare annotation is: true [2020-10-13 12:49:41,456 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 426 433) no Hoare annotation was computed. [2020-10-13 12:49:41,456 INFO L264 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (and (<= 1 processEnvironment__wrappee__lowWaterSensor_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~waterLevel~0)) .cse0) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:41,457 INFO L268 CegarLoopResult]: For program point L191(lines 191 199) no Hoare annotation was computed. [2020-10-13 12:49:41,457 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 183 207) no Hoare annotation was computed. [2020-10-13 12:49:41,457 INFO L264 CegarLoopResult]: At program point L189(line 189) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~waterLevel~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-13 12:49:41,457 INFO L268 CegarLoopResult]: For program point L189-1(line 189) no Hoare annotation was computed. [2020-10-13 12:49:41,457 INFO L268 CegarLoopResult]: For program point L187(lines 187 204) no Hoare annotation was computed. [2020-10-13 12:49:41,457 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 183 207) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:49:41,457 INFO L264 CegarLoopResult]: At program point L202(line 202) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) [2020-10-13 12:49:41,457 INFO L268 CegarLoopResult]: For program point L202-1(lines 183 207) no Hoare annotation was computed. [2020-10-13 12:49:41,457 INFO L264 CegarLoopResult]: At program point L197(line 197) the Hoare annotation is: (or (not (<= 1 ~waterLevel~0)) (= 0 ~systemActive~0)) [2020-10-13 12:49:41,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:49:41 BoogieIcfgContainer [2020-10-13 12:49:41,479 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:49:41,481 INFO L168 Benchmark]: Toolchain (without parser) took 112899.38 ms. Allocated memory was 139.5 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 101.6 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-10-13 12:49:41,482 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 12:49:41,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.77 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 101.3 MB in the beginning and 168.6 MB in the end (delta: -67.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:49:41,490 INFO L168 Benchmark]: Boogie Preprocessor took 95.39 ms. Allocated memory is still 201.3 MB. Free memory was 168.6 MB in the beginning and 164.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-10-13 12:49:41,490 INFO L168 Benchmark]: RCFGBuilder took 1238.58 ms. Allocated memory was 201.3 MB in the beginning and 234.4 MB in the end (delta: 33.0 MB). Free memory was 164.4 MB in the beginning and 191.7 MB in the end (delta: -27.3 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. [2020-10-13 12:49:41,491 INFO L168 Benchmark]: TraceAbstraction took 110926.30 ms. Allocated memory was 234.4 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 191.7 MB in the beginning and 1.2 GB in the end (delta: -980.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2020-10-13 12:49:41,497 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 139.5 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 633.77 ms. Allocated memory was 139.5 MB in the beginning and 201.3 MB in the end (delta: 61.9 MB). Free memory was 101.3 MB in the beginning and 168.6 MB in the end (delta: -67.2 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.39 ms. Allocated memory is still 201.3 MB. Free memory was 168.6 MB in the beginning and 164.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1238.58 ms. Allocated memory was 201.3 MB in the beginning and 234.4 MB in the end (delta: 33.0 MB). Free memory was 164.4 MB in the beginning and 191.7 MB in the end (delta: -27.3 MB). Peak memory consumption was 83.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 110926.30 ms. Allocated memory was 234.4 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 191.7 MB in the beginning and 1.2 GB in the end (delta: -980.1 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 430]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 446]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: (!(\old(waterLevel) == 1) || \old(systemActive) == 0) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: ((((!(\old(waterLevel) == 1) || ((splverifierCounter <= 0 && 0 == systemActive) && pumpRunning == 0)) || \old(systemActive) == 0) || ((splverifierCounter <= 0 && pumpRunning == 0) && 1 <= waterLevel)) || ((splverifierCounter <= 0 && !(0 == systemActive)) && 2 <= waterLevel)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 251 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 87.5s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 45.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 23.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1736 SDtfs, 3191 SDslu, 1615 SDs, 0 SdLazy, 9298 SolverSat, 2318 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 23.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 599 GetRequests, 441 SyntacticMatches, 11 SemanticMatches, 147 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 618 ImplicationChecksByTransitivity, 20.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1156occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 716 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 2172 PreInvPairs, 2292 NumberOfFragments, 1389 HoareAnnotationTreeSize, 2172 FomulaSimplifications, 23068595 FormulaSimplificationTreeSizeReduction, 6.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 467973 FormulaSimplificationTreeSizeReductionInter, 17.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 39.5s InterpolantComputationTime, 1270 NumberOfCodeBlocks, 1270 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1259 ConstructedInterpolants, 0 QuantifiedInterpolants, 508790 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 7 PerfectInterpolantSequences, 447/484 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...