/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_spec1_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:34:13,575 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:34:13,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:34:13,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:34:13,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:34:13,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:34:13,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:34:13,608 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:34:13,610 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:34:13,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:34:13,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:34:13,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:34:13,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:34:13,615 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:34:13,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:34:13,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:34:13,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:34:13,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:34:13,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:34:13,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:34:13,625 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:34:13,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:34:13,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:34:13,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:34:13,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:34:13,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:34:13,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:34:13,633 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:34:13,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:34:13,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:34:13,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:34:13,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:34:13,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:34:13,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:34:13,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:34:13,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:34:13,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:34:13,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:34:13,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:34:13,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:34:13,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:34:13,642 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 12:34:13,665 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:34:13,665 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:34:13,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:34:13,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:34:13,667 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:34:13,667 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:34:13,668 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:34:13,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:34:13,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:34:13,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:34:13,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:34:13,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:34:13,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:34:13,669 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:34:13,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:34:13,670 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:34:13,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:34:13,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:34:13,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:34:13,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:34:13,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:34:13,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:34:13,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:34:13,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:34:13,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:34:13,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:34:13,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:34:13,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:34:13,673 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:34:13,673 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 12:34:14,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:34:14,075 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:34:14,081 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:34:14,084 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:34:14,085 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:34:14,086 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2020-10-13 12:34:14,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ee12b7d5d/5cda42bf3cd840289edbe304232c3f88/FLAGe7d0981d4 [2020-10-13 12:34:14,648 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:34:14,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2020-10-13 12:34:14,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ee12b7d5d/5cda42bf3cd840289edbe304232c3f88/FLAGe7d0981d4 [2020-10-13 12:34:14,982 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ee12b7d5d/5cda42bf3cd840289edbe304232c3f88 [2020-10-13 12:34:14,991 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:34:14,993 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:34:14,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:34:14,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:34:14,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:34:14,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:34:14" (1/1) ... [2020-10-13 12:34:15,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63832a2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15, skipping insertion in model container [2020-10-13 12:34:15,003 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:34:14" (1/1) ... [2020-10-13 12:34:15,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:34:15,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:34:15,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:34:15,570 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:34:15,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:34:15,760 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:34:15,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15 WrapperNode [2020-10-13 12:34:15,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:34:15,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:34:15,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:34:15,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:34:15,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15" (1/1) ... [2020-10-13 12:34:15,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15" (1/1) ... [2020-10-13 12:34:15,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15" (1/1) ... [2020-10-13 12:34:15,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15" (1/1) ... [2020-10-13 12:34:15,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15" (1/1) ... [2020-10-13 12:34:15,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15" (1/1) ... [2020-10-13 12:34:15,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15" (1/1) ... [2020-10-13 12:34:15,857 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:34:15,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:34:15,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:34:15,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:34:15,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15" (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 12:34:15,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:34:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:34:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:34:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:34:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:34:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:34:15,921 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:34:15,922 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:34:15,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:34:15,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:34:15,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:34:15,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:34:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:34:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:34:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:34:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:34:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:34:15,923 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:34:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:34:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:34:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:34:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-13 12:34:15,924 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:34:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:34:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:34:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:34:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:34:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:34:15,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:34:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:34:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:34:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-13 12:34:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-13 12:34:15,926 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-13 12:34:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-13 12:34:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:34:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:34:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:34:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:34:15,927 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:34:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:34:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-13 12:34:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-13 12:34:15,928 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:34:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:34:15,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:34:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:34:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:34:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:34:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:34:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:34:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:34:15,929 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:34:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:34:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:34:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:34:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:34:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:34:15,930 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:34:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:34:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:34:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:34:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:34:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:34:15,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:34:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:34:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:34:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:34:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:34:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:34:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:34:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:34:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:34:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:34:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:34:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:34:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:34:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:34:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:34:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:34:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:34:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:34:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:34:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:34:15,934 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-13 12:34:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-13 12:34:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:34:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:34:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-13 12:34:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-13 12:34:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:34:15,935 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-13 12:34:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-13 12:34:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-13 12:34:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-13 12:34:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-13 12:34:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:34:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-13 12:34:15,936 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:34:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:34:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:34:15,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:34:17,093 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:34:17,093 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:34:17,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:34:17 BoogieIcfgContainer [2020-10-13 12:34:17,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:34:17,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:34:17,100 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:34:17,104 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:34:17,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:34:14" (1/3) ... [2020-10-13 12:34:17,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b480c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:34:17, skipping insertion in model container [2020-10-13 12:34:17,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:34:15" (2/3) ... [2020-10-13 12:34:17,106 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b480c72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:34:17, skipping insertion in model container [2020-10-13 12:34:17,106 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:34:17" (3/3) ... [2020-10-13 12:34:17,107 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product64.cil.c [2020-10-13 12:34:17,118 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:34:17,126 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:34:17,140 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:34:17,167 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:34:17,167 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:34:17,167 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:34:17,167 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:34:17,167 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:34:17,168 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:34:17,168 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:34:17,168 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:34:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states. [2020-10-13 12:34:17,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 12:34:17,202 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:17,203 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 12:34:17,203 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:17,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:17,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1495966497, now seen corresponding path program 1 times [2020-10-13 12:34:17,218 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:17,219 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [668458387] [2020-10-13 12:34:17,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:17,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:17,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:18,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:18,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:19,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:22,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:22,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 12:34:22,138 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:34:22,138 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4620 [2020-10-13 12:34:22,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:34:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:22,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:34:22,513 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:22,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:22,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:22,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:22,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:22,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:22,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-13 12:34:22,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:22,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:22,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:22,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:22,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:22,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:22,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:22,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:22,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:22,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:22,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:22,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:22,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:22,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:22,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:22,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:22,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:22,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:22,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:22,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:22,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:22,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:22,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:22,692 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:22,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:22,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:22,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:22,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:22,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:22,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:22,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:22,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:22,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:22,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:22,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:22,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:22,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:22,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:22,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:22,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:22,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:22,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:22,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:22,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:22,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:22,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:22,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:22,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:22,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:22,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:22,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:22,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:34:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:22,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:22,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:22,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:22,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:22,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:22,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:22,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:22,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:22,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:22,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:22,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:34:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:22,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:22,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:22,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:22,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:22,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:22,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:22,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:22,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:22,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:22,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:22,725 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 12:34:22,726 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [668458387] [2020-10-13 12:34:22,728 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:22,729 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 12:34:22,730 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268625949] [2020-10-13 12:34:22,735 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-13 12:34:22,735 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:22,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-13 12:34:22,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:34:22,756 INFO L87 Difference]: Start difference. First operand 203 states. Second operand 3 states. [2020-10-13 12:34:24,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:24,297 INFO L93 Difference]: Finished difference Result 368 states and 480 transitions. [2020-10-13 12:34:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-13 12:34:24,300 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-13 12:34:24,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:24,324 INFO L225 Difference]: With dead ends: 368 [2020-10-13 12:34:24,324 INFO L226 Difference]: Without dead ends: 199 [2020-10-13 12:34:24,332 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 12:34:24,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-10-13 12:34:24,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 160. [2020-10-13 12:34:24,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2020-10-13 12:34:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 191 transitions. [2020-10-13 12:34:24,482 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 191 transitions. Word has length 46 [2020-10-13 12:34:24,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:24,483 INFO L479 AbstractCegarLoop]: Abstraction has 160 states and 191 transitions. [2020-10-13 12:34:24,483 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-13 12:34:24,484 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2020-10-13 12:34:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-13 12:34:24,487 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:24,488 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 12:34:24,488 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:34:24,488 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:24,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:24,489 INFO L82 PathProgramCache]: Analyzing trace with hash 1681348133, now seen corresponding path program 1 times [2020-10-13 12:34:24,489 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:24,489 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [227762047] [2020-10-13 12:34:24,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:24,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:24,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:24,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:26,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:26,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:29,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:29,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-13 12:34:29,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:34:29,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:34:29,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:29,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:34:29,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 12:34:29,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:34:29,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:29,810 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:29,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:29,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:29,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:29,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:29,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:29,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:34:29,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:29,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:29,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:29,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:29,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:29,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:29,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:29,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:29,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:29,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:29,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:29,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:29,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:29,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:29,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:29,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:29,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:29,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:29,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:29,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:29,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:29,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:29,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:29,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:29,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:29,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:29,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:29,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:29,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:29,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:29,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:29,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:29,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:29,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:29,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:29,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:29,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:29,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:29,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:29,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:29,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:29,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:29,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:29,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:29,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:29,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:29,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:34:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:29,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:29,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:29,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:29,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:29,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:29,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:29,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:29,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:29,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:29,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:29,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:34:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:29,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:29,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:29,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:29,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:29,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:29,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:29,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:29,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:29,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:29,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:29,926 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 12:34:29,927 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [227762047] [2020-10-13 12:34:29,927 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:29,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:34:29,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242988958] [2020-10-13 12:34:29,929 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:34:29,929 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:29,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:34:29,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:34:29,930 INFO L87 Difference]: Start difference. First operand 160 states and 191 transitions. Second operand 4 states. [2020-10-13 12:34:30,403 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:31,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:31,464 INFO L93 Difference]: Finished difference Result 291 states and 359 transitions. [2020-10-13 12:34:31,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:34:31,464 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-13 12:34:31,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:31,469 INFO L225 Difference]: With dead ends: 291 [2020-10-13 12:34:31,469 INFO L226 Difference]: Without dead ends: 183 [2020-10-13 12:34:31,471 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:34:31,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2020-10-13 12:34:31,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 151. [2020-10-13 12:34:31,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-13 12:34:31,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 179 transitions. [2020-10-13 12:34:31,520 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 179 transitions. Word has length 47 [2020-10-13 12:34:31,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:31,520 INFO L479 AbstractCegarLoop]: Abstraction has 151 states and 179 transitions. [2020-10-13 12:34:31,520 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:34:31,520 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 179 transitions. [2020-10-13 12:34:31,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-13 12:34:31,523 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:31,523 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] [2020-10-13 12:34:31,523 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:34:31,523 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:31,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:31,524 INFO L82 PathProgramCache]: Analyzing trace with hash 833077427, now seen corresponding path program 1 times [2020-10-13 12:34:31,524 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:31,524 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1016270841] [2020-10-13 12:34:31,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:31,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:31,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:31,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:32,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:32,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:35,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:35,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:34:35,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:34:35,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4299 [2020-10-13 12:34:35,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-13 12:34:35,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:34:35,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:36,098 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:36,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:36,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:36,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:36,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:36,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:36,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:36,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-13 12:34:36,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:36,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:36,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:36,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:36,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:34:36,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:36,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:36,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:36,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:36,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:36,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:36,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:36,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:36,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:36,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:36,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:36,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:36,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:36,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:36,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:36,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:36,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:36,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:36,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:36,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:36,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:36,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:36,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:36,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:36,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:36,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:36,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:36,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:36,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:36,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:36,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:36,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:36,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:36,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:36,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:36,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:36,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:36,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:36,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:36,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:36,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:36,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:36,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:34:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:36,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:36,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:36,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:36,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:36,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:34:36,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:36,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:34:36,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:36,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:36,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:36,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-13 12:34:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:36,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:36,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:36,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:36,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:36,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:34:36,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:36,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:36,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:36,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:36,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:36,258 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 12:34:36,258 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1016270841] [2020-10-13 12:34:36,259 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:36,259 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:34:36,259 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253834077] [2020-10-13 12:34:36,260 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:34:36,260 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:36,260 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:34:36,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:34:36,262 INFO L87 Difference]: Start difference. First operand 151 states and 179 transitions. Second operand 7 states. [2020-10-13 12:34:36,639 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:34:37,682 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 188 [2020-10-13 12:34:37,970 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:38,224 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:38,944 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:34:39,226 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:40,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:40,072 INFO L93 Difference]: Finished difference Result 387 states and 494 transitions. [2020-10-13 12:34:40,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-13 12:34:40,073 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-13 12:34:40,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:40,082 INFO L225 Difference]: With dead ends: 387 [2020-10-13 12:34:40,082 INFO L226 Difference]: Without dead ends: 260 [2020-10-13 12:34:40,087 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-13 12:34:40,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-10-13 12:34:40,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 237. [2020-10-13 12:34:40,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 237 states. [2020-10-13 12:34:40,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 286 transitions. [2020-10-13 12:34:40,165 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 286 transitions. Word has length 52 [2020-10-13 12:34:40,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:40,166 INFO L479 AbstractCegarLoop]: Abstraction has 237 states and 286 transitions. [2020-10-13 12:34:40,166 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:34:40,166 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 286 transitions. [2020-10-13 12:34:40,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-13 12:34:40,169 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:40,169 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:40,169 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:34:40,170 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:40,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:40,170 INFO L82 PathProgramCache]: Analyzing trace with hash 2055577550, now seen corresponding path program 1 times [2020-10-13 12:34:40,170 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:40,171 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1636807803] [2020-10-13 12:34:40,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:40,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:40,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:40,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-13 12:34:45,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:34:45,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:34:45,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:45,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-13 12:34:45,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:34:45,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:45,585 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:45,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:45,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:45,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:45,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 12:34:45,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:45,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:45,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:45,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:45,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:45,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:45,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:45,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:45,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:45,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:45,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:45,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:45,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:45,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:45,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:45,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:45,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:45,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:45,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:45,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:45,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:45,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:45,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:45,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:45,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:45,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:45,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:45,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:45,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:45,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:45,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:45,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:45,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:45,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:45,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:45,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:45,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:45,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:45,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:34:45,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:45,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:34:45,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:45,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 12:34:45,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:45,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:34:45,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:34:45,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:45,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:45,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:45,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:34:45,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:45,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 12:34:45,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:45,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-13 12:34:45,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:34:45,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:45,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:45,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:45,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:34:45,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:45,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 12:34:45,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:34:45,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-13 12:34:45,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-13 12:34:45,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:34:45,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:45,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:45,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:45,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:34:45,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:45,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 12:34:45,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:45,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:45,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:45,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 12:34:45,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-13 12:34:46,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:46,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:34:46,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:46,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:34:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:34:46,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:34:46,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:34:46,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:34:46,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:46,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:46,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:46,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:46,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:34:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:46,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:46,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 12:34:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:46,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:46,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:46,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:46,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:46,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:34:46,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:46,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:46,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:46,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:46,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:46,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:34:46,134 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1636807803] [2020-10-13 12:34:46,134 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:46,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-13 12:34:46,135 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217958256] [2020-10-13 12:34:46,137 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:34:46,137 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:46,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:34:46,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:34:46,139 INFO L87 Difference]: Start difference. First operand 237 states and 286 transitions. Second operand 8 states. [2020-10-13 12:34:47,280 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:47,509 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:34:47,746 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:47,988 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:34:49,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:49,021 INFO L93 Difference]: Finished difference Result 498 states and 645 transitions. [2020-10-13 12:34:49,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:34:49,021 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 100 [2020-10-13 12:34:49,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:49,030 INFO L225 Difference]: With dead ends: 498 [2020-10-13 12:34:49,030 INFO L226 Difference]: Without dead ends: 285 [2020-10-13 12:34:49,031 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:34:49,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-10-13 12:34:49,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 245. [2020-10-13 12:34:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 245 states. [2020-10-13 12:34:49,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 294 transitions. [2020-10-13 12:34:49,084 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 294 transitions. Word has length 100 [2020-10-13 12:34:49,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:49,084 INFO L479 AbstractCegarLoop]: Abstraction has 245 states and 294 transitions. [2020-10-13 12:34:49,084 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:34:49,085 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 294 transitions. [2020-10-13 12:34:49,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-13 12:34:49,086 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:49,087 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:49,087 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 12:34:49,087 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:49,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:49,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1702489168, now seen corresponding path program 1 times [2020-10-13 12:34:49,088 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:49,088 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768246328] [2020-10-13 12:34:49,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:49,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:49,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:49,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-13 12:34:54,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:34:54,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-13 12:34:54,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:54,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 79 [2020-10-13 12:34:54,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:54,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:54,351 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:34:54,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:34:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:54,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-13 12:34:54,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:54,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:34:54,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:54,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:54,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:54,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:34:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:54,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:54,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:54,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:54,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:54,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:54,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:54,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:34:54,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:34:54,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:34:54,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:54,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:34:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:34:54,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-13 12:34:54,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-13 12:34:54,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:54,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:54,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:34:54,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 12:34:54,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:54,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 12:34:54,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:54,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:54,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:34:54,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:34:54,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:54,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-13 12:34:54,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:54,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:34:54,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:34:54,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:34:54,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:34:54,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-13 12:34:54,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:54,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:54,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:34:54,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:34:54,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:34:54,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:54,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:34:54,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:34:54,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:34:54,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:34:54,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-13 12:34:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:34:54,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:34:54,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:34:54,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:54,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:34:54,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:54,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:54,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:54,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:54,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:34:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:54,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:54,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:34:54,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:54,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:34:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:54,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:54,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:54,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:54,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 12:34:54,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:54,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:54,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:34:54,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:34:54,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:34:54,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:34:54,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:34:54,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:34:54,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:34:54,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:34:54,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:34:54,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:34:54,685 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768246328] [2020-10-13 12:34:54,685 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:34:54,685 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:34:54,686 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918726590] [2020-10-13 12:34:54,689 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:34:54,689 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:34:54,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:34:54,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:34:54,690 INFO L87 Difference]: Start difference. First operand 245 states and 294 transitions. Second operand 7 states. [2020-10-13 12:34:55,637 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:55,877 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:56,095 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:34:57,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:34:57,062 INFO L93 Difference]: Finished difference Result 511 states and 658 transitions. [2020-10-13 12:34:57,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-13 12:34:57,062 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 100 [2020-10-13 12:34:57,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:34:57,067 INFO L225 Difference]: With dead ends: 511 [2020-10-13 12:34:57,068 INFO L226 Difference]: Without dead ends: 290 [2020-10-13 12:34:57,069 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:34:57,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 290 states. [2020-10-13 12:34:57,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 290 to 249. [2020-10-13 12:34:57,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2020-10-13 12:34:57,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 298 transitions. [2020-10-13 12:34:57,127 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 298 transitions. Word has length 100 [2020-10-13 12:34:57,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:34:57,128 INFO L479 AbstractCegarLoop]: Abstraction has 249 states and 298 transitions. [2020-10-13 12:34:57,128 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:34:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 298 transitions. [2020-10-13 12:34:57,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-10-13 12:34:57,130 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:34:57,130 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:34:57,130 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-13 12:34:57,130 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:34:57,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:34:57,131 INFO L82 PathProgramCache]: Analyzing trace with hash -1459287535, now seen corresponding path program 1 times [2020-10-13 12:34:57,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:34:57,131 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1661140435] [2020-10-13 12:34:57,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:34:57,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:34:57,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:57,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:34:57,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:00,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:00,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 146 [2020-10-13 12:35:00,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:35:00,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3623 [2020-10-13 12:35:00,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:00,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:35:00,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-13 12:35:00,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-13 12:35:00,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,079 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:01,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:01,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:35:01,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:01,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:01,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:01,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:01,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:01,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:01,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:01,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:01,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:01,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:01,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:01,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:01,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:01,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:01,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:01,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:01,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:01,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:01,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:01,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:01,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-13 12:35:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:35:01,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 12:35:01,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:35:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 50 [2020-10-13 12:35:01,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:01,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:35:01,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-13 12:35:01,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:35:01,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-13 12:35:01,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:35:01,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:35:01,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:35:01,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-13 12:35:01,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:35:01,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:01,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:01,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:01,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:01,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:01,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:01,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:35:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:35:01,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 12:35:01,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:35:01,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:35:01,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:01,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:35:01,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:35:01,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:35:01,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:01,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:01,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:35:01,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:01,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:01,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:01,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:01,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:01,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:01,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-13 12:35:01,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:01,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:35:01,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:35:01,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:01,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:01,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-13 12:35:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:01,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:01,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:01,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:01,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:01,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:01,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:01,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:01,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:01,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:01,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:01,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-13 12:35:01,447 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1661140435] [2020-10-13 12:35:01,447 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:35:01,447 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-13 12:35:01,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428964029] [2020-10-13 12:35:01,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:35:01,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:01,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:35:01,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:35:01,449 INFO L87 Difference]: Start difference. First operand 249 states and 298 transitions. Second operand 12 states. [2020-10-13 12:35:01,988 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:02,863 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:35:03,172 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:35:03,444 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:35:03,689 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:04,074 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:05,022 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:35:05,280 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:35:05,554 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:35:05,794 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-13 12:35:06,717 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:06,962 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:07,219 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:07,440 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:08,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:08,377 INFO L93 Difference]: Finished difference Result 733 states and 958 transitions. [2020-10-13 12:35:08,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-13 12:35:08,378 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 100 [2020-10-13 12:35:08,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:08,383 INFO L225 Difference]: With dead ends: 733 [2020-10-13 12:35:08,384 INFO L226 Difference]: Without dead ends: 508 [2020-10-13 12:35:08,385 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=129, Invalid=627, Unknown=0, NotChecked=0, Total=756 [2020-10-13 12:35:08,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2020-10-13 12:35:08,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 442. [2020-10-13 12:35:08,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 442 states. [2020-10-13 12:35:08,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 541 transitions. [2020-10-13 12:35:08,466 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 541 transitions. Word has length 100 [2020-10-13 12:35:08,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:08,467 INFO L479 AbstractCegarLoop]: Abstraction has 442 states and 541 transitions. [2020-10-13 12:35:08,467 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:35:08,467 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 541 transitions. [2020-10-13 12:35:08,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-13 12:35:08,470 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:08,470 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:35:08,471 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-13 12:35:08,471 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:08,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:08,471 INFO L82 PathProgramCache]: Analyzing trace with hash 595388182, now seen corresponding path program 1 times [2020-10-13 12:35:08,472 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:08,472 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [831788304] [2020-10-13 12:35:08,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:08,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:08,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:08,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:08,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:09,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:09,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 188 [2020-10-13 12:35:09,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 12:35:09,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1249 [2020-10-13 12:35:09,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:09,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-13 12:35:09,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:09,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-13 12:35:09,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:10,011 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:10,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:10,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-13 12:35:10,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:35:10,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:10,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:10,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:10,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:10,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:10,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:10,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:10,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:10,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:10,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:10,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:10,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:10,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 12:35:10,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:35:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:35:10,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 12:35:10,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:35:10,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-13 12:35:10,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 89 [2020-10-13 12:35:10,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:10,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:10,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:35:10,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-13 12:35:10,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:35:10,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 12:35:10,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:35:10,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 12:35:10,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 12:35:10,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:35:10,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 12:35:10,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 12:35:10,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:10,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:35:10,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:35:10,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 12:35:10,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:10,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:10,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:35:10,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:35:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:35:10,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:35:10,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-13 12:35:10,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:10,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:10,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:10,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:10,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:10,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:10,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:10,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:10,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:10,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:35:10,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:35:10,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:35:10,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:10,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:35:10,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:10,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:10,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:10,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:10,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:10,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-13 12:35:10,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:10,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:10,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:10,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:10,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:35:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:10,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:10,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:10,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:10,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-13 12:35:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:10,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:10,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:10,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:10,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-13 12:35:10,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:10,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:10,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:10,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:10,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:10,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:10,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:10,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:10,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:10,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:10,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-13 12:35:10,671 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [831788304] [2020-10-13 12:35:10,671 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:35:10,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-13 12:35:10,672 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775496904] [2020-10-13 12:35:10,674 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-13 12:35:10,675 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:10,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-13 12:35:10,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:35:10,676 INFO L87 Difference]: Start difference. First operand 442 states and 541 transitions. Second operand 11 states. [2020-10-13 12:35:11,169 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:11,921 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 186 [2020-10-13 12:35:13,983 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:15,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:15,784 INFO L93 Difference]: Finished difference Result 1624 states and 2158 transitions. [2020-10-13 12:35:15,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-13 12:35:15,785 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 132 [2020-10-13 12:35:15,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:15,794 INFO L225 Difference]: With dead ends: 1624 [2020-10-13 12:35:15,794 INFO L226 Difference]: Without dead ends: 1206 [2020-10-13 12:35:15,797 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 48 SyntacticMatches, 4 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 198 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=221, Invalid=649, Unknown=0, NotChecked=0, Total=870 [2020-10-13 12:35:15,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1206 states. [2020-10-13 12:35:16,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1206 to 1047. [2020-10-13 12:35:16,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1047 states. [2020-10-13 12:35:16,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1290 transitions. [2020-10-13 12:35:16,028 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1290 transitions. Word has length 132 [2020-10-13 12:35:16,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:16,028 INFO L479 AbstractCegarLoop]: Abstraction has 1047 states and 1290 transitions. [2020-10-13 12:35:16,029 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-13 12:35:16,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1290 transitions. [2020-10-13 12:35:16,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-13 12:35:16,034 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:16,034 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:35:16,035 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-13 12:35:16,035 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:16,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:16,035 INFO L82 PathProgramCache]: Analyzing trace with hash -1453338420, now seen corresponding path program 1 times [2020-10-13 12:35:16,038 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:16,038 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1914893831] [2020-10-13 12:35:16,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:16,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:16,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:16,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:16,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:16,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 200 [2020-10-13 12:35:21,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:35:21,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-13 12:35:21,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:35:21,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-13 12:35:21,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-13 12:35:21,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,336 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:21,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 12:35:21,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:21,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:21,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:21,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:21,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:21,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:21,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:21,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:21,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:21,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:35:21,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:21,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-13 12:35:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:21,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:21,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:35:21,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:21,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-13 12:35:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:35:21,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:35:21,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-13 12:35:21,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:35:21,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-13 12:35:21,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:35:21,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:35:21,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:35:21,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:21,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:35:21,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:35:21,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:35:21,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 12:35:21,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:35:21,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:21,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:35:21,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:21,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:21,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:35:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:35:21,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:35:21,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:21,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:21,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:21,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:21,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:35:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:35:21,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,730 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:35:21,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:35:21,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 12:35:21,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:21,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:35:21,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:21,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:21,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-13 12:35:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:21,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:21,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-13 12:35:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:21,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:21,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-13 12:35:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:21,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:21,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-13 12:35:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:21,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:21,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:21,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:21,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:21,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:21,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:21,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:21,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:21,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:21,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:21,814 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-13 12:35:21,815 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1914893831] [2020-10-13 12:35:21,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:35:21,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-13 12:35:21,815 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590525993] [2020-10-13 12:35:21,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-13 12:35:21,817 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:21,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-13 12:35:21,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-13 12:35:21,818 INFO L87 Difference]: Start difference. First operand 1047 states and 1290 transitions. Second operand 12 states. [2020-10-13 12:35:22,224 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:22,896 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:23,272 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:23,595 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:23,852 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:24,112 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:24,389 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:24,651 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:27,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:27,822 INFO L93 Difference]: Finished difference Result 2248 states and 2875 transitions. [2020-10-13 12:35:27,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-13 12:35:27,823 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 140 [2020-10-13 12:35:27,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:27,831 INFO L225 Difference]: With dead ends: 2248 [2020-10-13 12:35:27,832 INFO L226 Difference]: Without dead ends: 1203 [2020-10-13 12:35:27,836 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=231, Invalid=761, Unknown=0, NotChecked=0, Total=992 [2020-10-13 12:35:27,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2020-10-13 12:35:27,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 1047. [2020-10-13 12:35:27,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1047 states. [2020-10-13 12:35:27,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1251 transitions. [2020-10-13 12:35:28,000 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1251 transitions. Word has length 140 [2020-10-13 12:35:28,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:28,001 INFO L479 AbstractCegarLoop]: Abstraction has 1047 states and 1251 transitions. [2020-10-13 12:35:28,001 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-13 12:35:28,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1251 transitions. [2020-10-13 12:35:28,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-10-13 12:35:28,004 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:28,004 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 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 12:35:28,004 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-13 12:35:28,004 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:28,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:28,005 INFO L82 PathProgramCache]: Analyzing trace with hash 894132560, now seen corresponding path program 1 times [2020-10-13 12:35:28,005 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:28,005 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1838496630] [2020-10-13 12:35:28,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:28,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:28,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:28,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:28,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 194 [2020-10-13 12:35:28,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 12:35:28,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 649 [2020-10-13 12:35:28,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-13 12:35:28,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-13 12:35:28,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:28,912 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:28,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:28,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:28,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:28,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:28,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:28,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-13 12:35:28,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:28,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:28,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:28,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:28,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:28,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:28,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:28,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:28,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:28,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:28,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:28,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:28,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:28,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:28,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:28,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:28,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:28,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:28,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:28,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:28,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:28,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:28,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:28,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:28,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:28,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:28,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:28,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:28,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:28,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:28,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:28,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:28,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:28,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:28,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:28,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:28,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:28,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:28,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:28,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:28,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:28,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:28,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:28,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:28,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:28,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:28,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:28,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:28,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:28,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:35:28,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:28,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:28,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:28,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:28,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:28,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:28,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:28,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:28,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:28,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:35:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:28,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:28,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:28,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:35:28,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:28,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:35:28,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:28,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:35:28,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:29,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:35:29,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:35:29,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:29,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 12:35:29,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,025 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:35:29,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:35:29,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:35:29,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:29,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:35:29,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:29,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:29,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:29,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:29,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:35:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:35:29,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:29,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:29,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:29,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:29,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:29,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,054 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:29,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:29,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:29,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:35:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,067 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:35:29,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:29,068 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:29,068 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:35:29,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:29,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:29,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:29,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 12:35:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:29,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:29,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:29,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:29,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 12:35:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:29,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:29,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:29,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:29,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:29,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-13 12:35:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:29,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:29,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:29,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-13 12:35:29,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:29,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:29,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:29,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:29,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:29,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:29,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:29,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:29,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:29,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:29,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:29,132 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-13 12:35:29,132 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1838496630] [2020-10-13 12:35:29,133 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:35:29,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-13 12:35:29,133 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215907702] [2020-10-13 12:35:29,133 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-13 12:35:29,134 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:29,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-13 12:35:29,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-13 12:35:29,134 INFO L87 Difference]: Start difference. First operand 1047 states and 1251 transitions. Second operand 8 states. [2020-10-13 12:35:29,482 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:31,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:31,604 INFO L93 Difference]: Finished difference Result 2550 states and 3217 transitions. [2020-10-13 12:35:31,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-13 12:35:31,605 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 136 [2020-10-13 12:35:31,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:31,619 INFO L225 Difference]: With dead ends: 2550 [2020-10-13 12:35:31,619 INFO L226 Difference]: Without dead ends: 1527 [2020-10-13 12:35:31,624 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2020-10-13 12:35:31,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1527 states. [2020-10-13 12:35:31,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1527 to 1257. [2020-10-13 12:35:31,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1257 states. [2020-10-13 12:35:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1257 states and 1493 transitions. [2020-10-13 12:35:31,936 INFO L78 Accepts]: Start accepts. Automaton has 1257 states and 1493 transitions. Word has length 136 [2020-10-13 12:35:31,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:31,938 INFO L479 AbstractCegarLoop]: Abstraction has 1257 states and 1493 transitions. [2020-10-13 12:35:31,938 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-13 12:35:31,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1493 transitions. [2020-10-13 12:35:31,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-13 12:35:31,943 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:31,943 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:35:31,943 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-13 12:35:31,944 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:31,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:31,944 INFO L82 PathProgramCache]: Analyzing trace with hash -98847602, now seen corresponding path program 1 times [2020-10-13 12:35:31,944 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:31,944 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1403178800] [2020-10-13 12:35:31,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:31,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:32,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:32,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:32,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:32,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:36,987 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:36,987 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-13 12:35:36,987 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:35:36,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-13 12:35:36,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:36,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 61 [2020-10-13 12:35:36,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 12:35:36,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,200 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:37,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:37,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:35:37,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:37,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,232 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:37,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:37,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:37,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:35:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:35:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:37,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:37,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:37,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:35:37,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-13 12:35:37,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:35:37,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 12:35:37,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:37,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 12:35:37,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 84 [2020-10-13 12:35:37,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:35:37,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 12:35:37,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:37,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-13 12:35:37,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:35:37,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:35:37,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:35:37,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:37,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:35:37,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:37,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:37,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:35:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:35:37,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:37,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:37,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:37,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:35:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:35:37,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:37,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:37,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 12:35:37,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-13 12:35:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:37,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:37,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:35:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:37,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 12:35:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-13 12:35:37,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 12:35:37,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-13 12:35:37,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:37,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:37,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 12:35:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:35:37,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:37,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:35:37,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:35:37,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:37,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:35:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:35:37,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:37,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:37,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:37,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-13 12:35:37,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:37,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,471 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-10-13 12:35:37,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:37,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:37,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:37,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:37,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:37,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:37,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:37,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:37,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:37,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:37,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:37,502 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-13 12:35:37,502 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1403178800] [2020-10-13 12:35:37,503 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:35:37,503 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-13 12:35:37,503 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109172045] [2020-10-13 12:35:37,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-13 12:35:37,504 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:37,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-13 12:35:37,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-13 12:35:37,504 INFO L87 Difference]: Start difference. First operand 1257 states and 1493 transitions. Second operand 10 states. [2020-10-13 12:35:37,908 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:35:38,525 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:40,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:40,710 INFO L93 Difference]: Finished difference Result 2842 states and 3545 transitions. [2020-10-13 12:35:40,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-13 12:35:40,711 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 183 [2020-10-13 12:35:40,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:40,721 INFO L225 Difference]: With dead ends: 2842 [2020-10-13 12:35:40,721 INFO L226 Difference]: Without dead ends: 1609 [2020-10-13 12:35:40,726 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 190 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=184, Invalid=628, Unknown=0, NotChecked=0, Total=812 [2020-10-13 12:35:40,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1609 states. [2020-10-13 12:35:41,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1609 to 1277. [2020-10-13 12:35:41,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1277 states. [2020-10-13 12:35:41,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 1277 states and 1497 transitions. [2020-10-13 12:35:41,010 INFO L78 Accepts]: Start accepts. Automaton has 1277 states and 1497 transitions. Word has length 183 [2020-10-13 12:35:41,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:41,010 INFO L479 AbstractCegarLoop]: Abstraction has 1277 states and 1497 transitions. [2020-10-13 12:35:41,011 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-13 12:35:41,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1497 transitions. [2020-10-13 12:35:41,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-13 12:35:41,015 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:35:41,015 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:35:41,016 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-13 12:35:41,016 INFO L427 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:35:41,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:35:41,017 INFO L82 PathProgramCache]: Analyzing trace with hash 502604241, now seen corresponding path program 1 times [2020-10-13 12:35:41,017 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:35:41,017 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [698882804] [2020-10-13 12:35:41,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:35:41,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:41,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:41,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:41,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:45,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 252 [2020-10-13 12:35:46,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:35:46,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-13 12:35:46,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:35:46,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 153 [2020-10-13 12:35:46,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-13 12:35:46,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,281 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:35:46,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:35:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 12:35:46,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:35:46,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:46,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:35:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:46,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:46,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:35:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:46,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-13 12:35:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-13 12:35:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-13 12:35:46,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 12:35:46,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:46,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-13 12:35:46,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:46,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-13 12:35:46,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:46,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-13 12:35:46,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:35:46,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:46,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 12:35:46,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:46,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 12:35:46,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-13 12:35:46,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-13 12:35:46,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:46,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:35:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-13 12:35:46,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 12:35:46,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:46,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-13 12:35:46,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:46,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-13 12:35:46,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 12:35:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:46,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:35:46,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-13 12:35:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-13 12:35:46,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 12:35:46,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 12:35:46,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-13 12:35:46,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-13 12:35:46,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:46,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-13 12:35:46,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:35:46,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:35:46,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 12:35:46,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:46,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-13 12:35:46,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-13 12:35:46,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-13 12:35:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-13 12:35:46,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:35:46,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:35:46,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,566 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-13 12:35:46,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 12:35:46,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:35:46,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 12:35:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-13 12:35:46,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-13 12:35:46,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-13 12:35:46,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:35:46,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:35:46,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2020-10-13 12:35:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:46,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-13 12:35:46,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:35:46,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:35:46,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:35:46,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:35:46,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:35:46,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:35:46,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:35:46,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:35:46,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:35:46,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:35:46,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:35:46,613 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 20 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-13 12:35:46,613 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [698882804] [2020-10-13 12:35:46,614 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 12:35:46,614 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 12:35:46,614 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960448109] [2020-10-13 12:35:46,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 12:35:46,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:35:46,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 12:35:46,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-13 12:35:46,615 INFO L87 Difference]: Start difference. First operand 1277 states and 1497 transitions. Second operand 14 states. [2020-10-13 12:35:47,034 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:47,729 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:35:48,241 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:48,598 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:49,652 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:49,980 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:50,307 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:50,535 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:51,333 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:51,558 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:51,822 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:52,057 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:35:53,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:35:53,014 INFO L93 Difference]: Finished difference Result 2429 states and 3009 transitions. [2020-10-13 12:35:53,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-13 12:35:53,015 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 178 [2020-10-13 12:35:53,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:35:53,016 INFO L225 Difference]: With dead ends: 2429 [2020-10-13 12:35:53,016 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:35:53,024 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=317, Invalid=1243, Unknown=0, NotChecked=0, Total=1560 [2020-10-13 12:35:53,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:35:53,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:35:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:35:53,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:35:53,026 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2020-10-13 12:35:53,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:35:53,026 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:35:53,026 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 12:35:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:35:53,026 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:35:53,026 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-13 12:35:53,029 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:35:56,462 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 350 DAG size of output: 274 [2020-10-13 12:35:58,354 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 360 DAG size of output: 278 [2020-10-13 12:36:02,372 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 278 [2020-10-13 12:36:03,102 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 279 [2020-10-13 12:36:04,044 WARN L193 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 278 [2020-10-13 12:36:04,829 WARN L193 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 278 [2020-10-13 12:36:06,843 WARN L193 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 10 [2020-10-13 12:36:07,308 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 16 [2020-10-13 12:36:07,461 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-13 12:36:07,600 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-13 12:36:07,784 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-10-13 12:36:07,971 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-10-13 12:36:08,115 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-13 12:36:08,634 WARN L193 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 14 [2020-10-13 12:36:08,829 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-10-13 12:36:09,514 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-13 12:36:09,684 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-10-13 12:36:10,181 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2020-10-13 12:36:11,489 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 213 DAG size of output: 28 [2020-10-13 12:36:12,306 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 16 [2020-10-13 12:36:12,509 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:36:13,385 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 25 [2020-10-13 12:36:14,054 WARN L193 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-13 12:36:15,268 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 219 DAG size of output: 28 [2020-10-13 12:36:16,138 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 18 [2020-10-13 12:36:16,309 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-13 12:36:17,155 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 23 [2020-10-13 12:36:17,645 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 16 [2020-10-13 12:36:19,168 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 164 DAG size of output: 22 [2020-10-13 12:36:19,777 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 20 [2020-10-13 12:36:19,927 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-13 12:36:20,779 WARN L193 SmtUtils]: Spent 844.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 17 [2020-10-13 12:36:20,966 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-10-13 12:36:21,150 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-10-13 12:36:21,317 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-10-13 12:36:22,328 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 197 DAG size of output: 26 [2020-10-13 12:36:22,466 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-13 12:36:22,938 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-10-13 12:36:23,410 WARN L193 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 19 [2020-10-13 12:36:23,806 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 16 [2020-10-13 12:36:24,359 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 10 [2020-10-13 12:36:24,498 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-13 12:36:24,681 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-10-13 12:36:25,100 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 16 [2020-10-13 12:36:25,656 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 12 [2020-10-13 12:36:26,894 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 219 DAG size of output: 29 [2020-10-13 12:36:27,397 WARN L193 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 18 [2020-10-13 12:36:27,538 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-13 12:36:27,721 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-10-13 12:36:27,904 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 26 [2020-10-13 12:36:29,218 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 221 DAG size of output: 28 [2020-10-13 12:36:29,780 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 18 [2020-10-13 12:36:30,175 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 21 [2020-10-13 12:36:30,316 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2020-10-13 12:36:31,573 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 219 DAG size of output: 29 [2020-10-13 12:36:31,969 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 16 [2020-10-13 12:36:32,353 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 16 [2020-10-13 12:36:32,818 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 10 [2020-10-13 12:36:32,974 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 1 [2020-10-13 12:36:34,161 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 219 DAG size of output: 29 [2020-10-13 12:36:34,302 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-13 12:36:35,452 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 174 DAG size of output: 19 [2020-10-13 12:36:36,047 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 17 [2020-10-13 12:36:36,910 WARN L193 SmtUtils]: Spent 852.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 20 [2020-10-13 12:36:37,441 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 25 [2020-10-13 12:36:37,446 INFO L268 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-10-13 12:36:37,447 INFO L268 CegarLoopResult]: For program point L192-2(lines 192 213) no Hoare annotation was computed. [2020-10-13 12:36:37,447 INFO L268 CegarLoopResult]: For program point L214(lines 191 215) no Hoare annotation was computed. [2020-10-13 12:36:37,447 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 167 222) no Hoare annotation was computed. [2020-10-13 12:36:37,447 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 167 222) no Hoare annotation was computed. [2020-10-13 12:36:37,447 INFO L268 CegarLoopResult]: For program point L198(lines 198 202) no Hoare annotation was computed. [2020-10-13 12:36:37,447 INFO L268 CegarLoopResult]: For program point L198-1(lines 198 202) no Hoare annotation was computed. [2020-10-13 12:36:37,447 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 167 222) no Hoare annotation was computed. [2020-10-13 12:36:37,448 INFO L268 CegarLoopResult]: For program point L255(lines 255 259) no Hoare annotation was computed. [2020-10-13 12:36:37,448 INFO L268 CegarLoopResult]: For program point L255-1(lines 255 259) no Hoare annotation was computed. [2020-10-13 12:36:37,448 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-10-13 12:36:37,448 INFO L268 CegarLoopResult]: For program point L249-2(lines 249 274) no Hoare annotation was computed. [2020-10-13 12:36:37,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 223 282) no Hoare annotation was computed. [2020-10-13 12:36:37,448 INFO L268 CegarLoopResult]: For program point L275(lines 248 276) no Hoare annotation was computed. [2020-10-13 12:36:37,448 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 223 282) no Hoare annotation was computed. [2020-10-13 12:36:37,449 INFO L268 CegarLoopResult]: For program point L268(line 268) no Hoare annotation was computed. [2020-10-13 12:36:37,449 INFO L268 CegarLoopResult]: For program point L268-1(line 268) no Hoare annotation was computed. [2020-10-13 12:36:37,449 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 223 282) no Hoare annotation was computed. [2020-10-13 12:36:37,449 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2020-10-13 12:36:37,450 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2020-10-13 12:36:37,450 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2020-10-13 12:36:37,450 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2020-10-13 12:36:37,450 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2020-10-13 12:36:37,450 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 558 580) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:37,450 INFO L264 CegarLoopResult]: At program point L570(line 570) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:37,451 INFO L264 CegarLoopResult]: At program point L570-1(line 570) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:37,451 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 558 580) no Hoare annotation was computed. [2020-10-13 12:36:37,451 INFO L268 CegarLoopResult]: For program point L568(lines 568 575) no Hoare annotation was computed. [2020-10-13 12:36:37,451 INFO L268 CegarLoopResult]: For program point L568-1(lines 568 575) no Hoare annotation was computed. [2020-10-13 12:36:37,451 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-10-13 12:36:37,451 INFO L264 CegarLoopResult]: At program point L565(line 565) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:37,452 INFO L264 CegarLoopResult]: At program point L564(line 564) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:37,452 INFO L264 CegarLoopResult]: At program point L564-1(line 564) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:37,452 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 558 580) no Hoare annotation was computed. [2020-10-13 12:36:37,452 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 516 539) no Hoare annotation was computed. [2020-10-13 12:36:37,452 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 516 539) no Hoare annotation was computed. [2020-10-13 12:36:37,452 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 516 539) no Hoare annotation was computed. [2020-10-13 12:36:37,452 INFO L268 CegarLoopResult]: For program point L534(line 534) no Hoare annotation was computed. [2020-10-13 12:36:37,452 INFO L268 CegarLoopResult]: For program point L533(line 533) no Hoare annotation was computed. [2020-10-13 12:36:37,452 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-10-13 12:36:37,453 INFO L268 CegarLoopResult]: For program point L531(line 531) no Hoare annotation was computed. [2020-10-13 12:36:37,453 INFO L268 CegarLoopResult]: For program point L530(line 530) no Hoare annotation was computed. [2020-10-13 12:36:37,453 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-10-13 12:36:37,453 INFO L268 CegarLoopResult]: For program point L528(line 528) no Hoare annotation was computed. [2020-10-13 12:36:37,453 INFO L268 CegarLoopResult]: For program point L527(line 527) no Hoare annotation was computed. [2020-10-13 12:36:37,453 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-10-13 12:36:37,453 INFO L268 CegarLoopResult]: For program point L525(line 525) no Hoare annotation was computed. [2020-10-13 12:36:37,453 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-10-13 12:36:37,454 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-10-13 12:36:37,454 INFO L268 CegarLoopResult]: For program point L522(line 522) no Hoare annotation was computed. [2020-10-13 12:36:37,454 INFO L268 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-10-13 12:36:37,454 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and .cse1 (= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,454 INFO L268 CegarLoopResult]: For program point L670-1(lines 651 675) no Hoare annotation was computed. [2020-10-13 12:36:37,454 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,455 INFO L264 CegarLoopResult]: At program point L661(line 661) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,455 INFO L268 CegarLoopResult]: For program point L659(lines 659 667) no Hoare annotation was computed. [2020-10-13 12:36:37,455 INFO L264 CegarLoopResult]: At program point L657(line 657) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,455 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 651 675) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,455 INFO L268 CegarLoopResult]: For program point L657-1(line 657) no Hoare annotation was computed. [2020-10-13 12:36:37,455 INFO L268 CegarLoopResult]: For program point L655(lines 655 672) no Hoare annotation was computed. [2020-10-13 12:36:37,455 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 651 675) no Hoare annotation was computed. [2020-10-13 12:36:37,455 INFO L268 CegarLoopResult]: For program point L833(lines 833 839) no Hoare annotation was computed. [2020-10-13 12:36:37,455 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 829 843) no Hoare annotation was computed. [2020-10-13 12:36:37,456 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 829 843) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (= |old(~systemActive~0)| 0) .cse0 .cse1) (or .cse0 (not (= |old(~pumpRunning~0)| 0)) .cse1))) [2020-10-13 12:36:37,456 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 829 843) no Hoare annotation was computed. [2020-10-13 12:36:37,456 INFO L264 CegarLoopResult]: At program point L835(line 835) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0)))) (and (or (= |old(~systemActive~0)| 0) .cse0 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-13 12:36:37,456 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 746 754) no Hoare annotation was computed. [2020-10-13 12:36:37,456 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 746 754) the Hoare annotation is: true [2020-10-13 12:36:37,456 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 746 754) no Hoare annotation was computed. [2020-10-13 12:36:37,456 INFO L271 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: true [2020-10-13 12:36:37,456 INFO L268 CegarLoopResult]: For program point L819-2(lines 819 823) no Hoare annotation was computed. [2020-10-13 12:36:37,456 INFO L268 CegarLoopResult]: For program point L817-1(line 817) no Hoare annotation was computed. [2020-10-13 12:36:37,456 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 810 828) the Hoare annotation is: true [2020-10-13 12:36:37,456 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 810 828) no Hoare annotation was computed. [2020-10-13 12:36:37,456 INFO L268 CegarLoopResult]: For program point L819(lines 819 823) no Hoare annotation was computed. [2020-10-13 12:36:37,456 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 810 828) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point L762(lines 762 770) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point L762-2(lines 762 770) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point L785(line 785) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point L785-1(line 785) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 755 790) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 755 790) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point L774(lines 774 782) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point L774-2(lines 774 782) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 755 790) no Hoare annotation was computed. [2020-10-13 12:36:37,457 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2020-10-13 12:36:37,458 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2020-10-13 12:36:37,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 121 166) no Hoare annotation was computed. [2020-10-13 12:36:37,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 121 166) no Hoare annotation was computed. [2020-10-13 12:36:37,458 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 121 166) no Hoare annotation was computed. [2020-10-13 12:36:37,458 INFO L268 CegarLoopResult]: For program point L448(lines 448 468) no Hoare annotation was computed. [2020-10-13 12:36:37,458 INFO L268 CegarLoopResult]: For program point L448-1(lines 448 468) no Hoare annotation was computed. [2020-10-13 12:36:37,458 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 434 479) no Hoare annotation was computed. [2020-10-13 12:36:37,458 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 434 479) no Hoare annotation was computed. [2020-10-13 12:36:37,458 INFO L268 CegarLoopResult]: For program point L454(lines 454 461) no Hoare annotation was computed. [2020-10-13 12:36:37,459 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 434 479) no Hoare annotation was computed. [2020-10-13 12:36:37,459 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 548 557) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:37,459 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 548 557) no Hoare annotation was computed. [2020-10-13 12:36:37,459 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 548 557) no Hoare annotation was computed. [2020-10-13 12:36:37,459 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 735 745) the Hoare annotation is: true [2020-10-13 12:36:37,459 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 735 745) no Hoare annotation was computed. [2020-10-13 12:36:37,459 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 735 745) no Hoare annotation was computed. [2020-10-13 12:36:37,459 INFO L271 CegarLoopResult]: At program point L740(line 740) the Hoare annotation is: true [2020-10-13 12:36:37,459 INFO L268 CegarLoopResult]: For program point L740-1(line 740) no Hoare annotation was computed. [2020-10-13 12:36:37,459 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 727 734) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:36:37,459 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 727 734) no Hoare annotation was computed. [2020-10-13 12:36:37,459 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 727 734) no Hoare annotation was computed. [2020-10-13 12:36:37,459 INFO L268 CegarLoopResult]: For program point L937(lines 937 943) no Hoare annotation was computed. [2020-10-13 12:36:37,460 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 933 946) no Hoare annotation was computed. [2020-10-13 12:36:37,460 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 933 946) the Hoare annotation is: true [2020-10-13 12:36:37,460 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 933 946) no Hoare annotation was computed. [2020-10-13 12:36:37,460 INFO L264 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0))) [2020-10-13 12:36:37,460 INFO L268 CegarLoopResult]: For program point L696-1(lines 677 701) no Hoare annotation was computed. [2020-10-13 12:36:37,460 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 677 701) no Hoare annotation was computed. [2020-10-13 12:36:37,460 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 677 701) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-13 12:36:37,460 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~7))) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1))) [2020-10-13 12:36:37,460 INFO L264 CegarLoopResult]: At program point L687(line 687) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~7))))) [2020-10-13 12:36:37,460 INFO L268 CegarLoopResult]: For program point L685(lines 685 693) no Hoare annotation was computed. [2020-10-13 12:36:37,460 INFO L264 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-13 12:36:37,460 INFO L268 CegarLoopResult]: For program point L683-1(line 683) no Hoare annotation was computed. [2020-10-13 12:36:37,460 INFO L268 CegarLoopResult]: For program point L681(lines 681 698) no Hoare annotation was computed. [2020-10-13 12:36:37,461 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 617 623) no Hoare annotation was computed. [2020-10-13 12:36:37,461 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 617 623) the Hoare annotation is: true [2020-10-13 12:36:37,461 INFO L264 CegarLoopResult]: At program point testENTRY(lines 957 1024) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:37,461 INFO L264 CegarLoopResult]: At program point L989(line 989) the Hoare annotation is: (let ((.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-13 12:36:37,461 INFO L268 CegarLoopResult]: For program point L987(lines 987 993) no Hoare annotation was computed. [2020-10-13 12:36:37,461 INFO L268 CegarLoopResult]: For program point L987-1(lines 987 993) no Hoare annotation was computed. [2020-10-13 12:36:37,461 INFO L268 CegarLoopResult]: For program point testFINAL(lines 957 1024) no Hoare annotation was computed. [2020-10-13 12:36:37,461 INFO L264 CegarLoopResult]: At program point L1014(lines 967 1016) the Hoare annotation is: (let ((.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-13 12:36:37,461 INFO L264 CegarLoopResult]: At program point L979(line 979) the Hoare annotation is: (let ((.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0)))) [2020-10-13 12:36:37,461 INFO L268 CegarLoopResult]: For program point L977(lines 977 983) no Hoare annotation was computed. [2020-10-13 12:36:37,461 INFO L268 CegarLoopResult]: For program point L977-1(lines 977 983) no Hoare annotation was computed. [2020-10-13 12:36:37,461 INFO L268 CegarLoopResult]: For program point L969(lines 969 973) no Hoare annotation was computed. [2020-10-13 12:36:37,462 INFO L264 CegarLoopResult]: At program point L1017(lines 966 1018) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-13 12:36:37,462 INFO L264 CegarLoopResult]: At program point L1007(line 1007) the Hoare annotation is: (let ((.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2020-10-13 12:36:37,462 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1011) no Hoare annotation was computed. [2020-10-13 12:36:37,462 INFO L264 CegarLoopResult]: At program point L1005-1(lines 997 1012) the Hoare annotation is: (let ((.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2020-10-13 12:36:37,462 INFO L268 CegarLoopResult]: For program point L968(lines 967 1016) no Hoare annotation was computed. [2020-10-13 12:36:37,462 INFO L264 CegarLoopResult]: At program point L999(line 999) the Hoare annotation is: (let ((.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse1 (<= test_~splverifierCounter~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (and .cse0 .cse1 (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~pumpRunning~0)| 0)) (and .cse0 .cse1 (not (= 0 ~systemActive~0))))) [2020-10-13 12:36:37,462 INFO L268 CegarLoopResult]: For program point L997(lines 997 1012) no Hoare annotation was computed. [2020-10-13 12:36:37,462 INFO L268 CegarLoopResult]: For program point testEXIT(lines 957 1024) no Hoare annotation was computed. [2020-10-13 12:36:37,462 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 388 433) no Hoare annotation was computed. [2020-10-13 12:36:37,462 INFO L268 CegarLoopResult]: For program point L408(lines 408 415) no Hoare annotation was computed. [2020-10-13 12:36:37,462 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 388 433) no Hoare annotation was computed. [2020-10-13 12:36:37,462 INFO L268 CegarLoopResult]: For program point L402(lines 402 422) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point L402-1(lines 402 422) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 388 433) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 702 709) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0)) (not (<= ~methaneLevelCritical~0 0))) [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 702 709) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 702 709) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 947 955) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 947 955) the Hoare annotation is: true [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 947 955) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point L909(lines 909 917) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point L909-2(lines 909 917) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 901 923) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 901 923) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 901 923) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2020-10-13 12:36:37,463 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 285 387) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point L314(lines 314 330) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point L374(lines 374 381) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point L335(lines 334 354) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point L366(line 366) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point L366-1(line 366) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point L331(lines 331 372) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 285 387) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point L350(line 350) no Hoare annotation was computed. [2020-10-13 12:36:37,464 INFO L268 CegarLoopResult]: For program point L350-1(line 350) no Hoare annotation was computed. [2020-10-13 12:36:37,465 INFO L268 CegarLoopResult]: For program point L309(lines 309 313) no Hoare annotation was computed. [2020-10-13 12:36:37,465 INFO L268 CegarLoopResult]: For program point L373(lines 373 384) no Hoare annotation was computed. [2020-10-13 12:36:37,465 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 285 387) no Hoare annotation was computed. [2020-10-13 12:36:37,465 INFO L268 CegarLoopResult]: For program point L336(lines 336 340) no Hoare annotation was computed. [2020-10-13 12:36:37,465 INFO L268 CegarLoopResult]: For program point L334-2(lines 334 354) no Hoare annotation was computed. [2020-10-13 12:36:37,465 INFO L268 CegarLoopResult]: For program point L355(lines 333 356) no Hoare annotation was computed. [2020-10-13 12:36:37,465 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:37,465 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#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~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-13 12:36:37,465 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:37,466 INFO L264 CegarLoopResult]: At program point L721(line 721) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and (<= activatePump_~tmp~8 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 activatePump_~tmp~8)) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-13 12:36:37,466 INFO L268 CegarLoopResult]: For program point L721-1(lines 710 726) no Hoare annotation was computed. [2020-10-13 12:36:37,466 INFO L268 CegarLoopResult]: For program point L717(lines 717 723) no Hoare annotation was computed. [2020-10-13 12:36:37,466 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 710 726) no Hoare annotation was computed. [2020-10-13 12:36:37,466 INFO L264 CegarLoopResult]: At program point L715(line 715) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:36:37,466 INFO L268 CegarLoopResult]: For program point L715-1(line 715) no Hoare annotation was computed. [2020-10-13 12:36:37,466 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 710 726) the Hoare annotation is: (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0)) (not (<= 2 ~waterLevel~0))) [2020-10-13 12:36:37,466 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 791 809) no Hoare annotation was computed. [2020-10-13 12:36:37,466 INFO L268 CegarLoopResult]: For program point L800(lines 800 804) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L271 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: true [2020-10-13 12:36:37,467 INFO L268 CegarLoopResult]: For program point L800-2(lines 800 804) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L268 CegarLoopResult]: For program point L798-1(line 798) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 791 809) the Hoare annotation is: true [2020-10-13 12:36:37,467 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 791 809) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 924 932) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 924 932) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 924 932) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:37,467 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 880 891) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 0))) (.cse0 (not (<= 0 |old(~methaneLevelCritical~0)|))) (.cse1 (not (<= |old(~methaneLevelCritical~0)| 0))) (.cse3 (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse2 (not (<= 1 |old(~methaneLevelCritical~0)|)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (or .cse0 .cse1 (= 0 ~systemActive~0) .cse3))) [2020-10-13 12:36:37,468 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 880 891) no Hoare annotation was computed. [2020-10-13 12:36:37,468 INFO L268 CegarLoopResult]: For program point L884-1(lines 880 891) no Hoare annotation was computed. [2020-10-13 12:36:37,468 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 892 900) the Hoare annotation is: true [2020-10-13 12:36:37,468 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 892 900) no Hoare annotation was computed. [2020-10-13 12:36:37,468 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 892 900) no Hoare annotation was computed. [2020-10-13 12:36:37,468 INFO L264 CegarLoopResult]: At program point L606(line 606) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not .cse1) .cse2) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse2))) [2020-10-13 12:36:37,468 INFO L264 CegarLoopResult]: At program point L604(lines 604 610) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= 0 ~systemActive~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse3) (or .cse0 .cse2 (not .cse1) .cse4) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse3) (or (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse4))) [2020-10-13 12:36:37,468 INFO L264 CegarLoopResult]: At program point L599(line 599) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (= |old(~pumpRunning~0)| 0))) (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse0 (= 0 ~systemActive~0)))) [2020-10-13 12:36:37,468 INFO L268 CegarLoopResult]: For program point L597(lines 596 615) no Hoare annotation was computed. [2020-10-13 12:36:37,468 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 593 616) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 .cse1 (= 0 ~systemActive~0)) (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-13 12:36:37,469 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 593 616) no Hoare annotation was computed. [2020-10-13 12:36:37,469 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 593 616) no Hoare annotation was computed. [2020-10-13 12:36:37,469 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 483 512) no Hoare annotation was computed. [2020-10-13 12:36:37,469 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 483 512) the Hoare annotation is: true [2020-10-13 12:36:37,469 INFO L271 CegarLoopResult]: At program point L508(lines 483 512) the Hoare annotation is: true [2020-10-13 12:36:37,469 INFO L268 CegarLoopResult]: For program point L504(line 504) no Hoare annotation was computed. [2020-10-13 12:36:37,469 INFO L268 CegarLoopResult]: For program point L497(lines 497 501) no Hoare annotation was computed. [2020-10-13 12:36:37,469 INFO L271 CegarLoopResult]: At program point L497-1(lines 497 501) the Hoare annotation is: true [2020-10-13 12:36:37,469 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-13 12:36:37,470 INFO L271 CegarLoopResult]: At program point L493-2(lines 493 507) the Hoare annotation is: true [2020-10-13 12:36:37,470 INFO L271 CegarLoopResult]: At program point L489(line 489) the Hoare annotation is: true [2020-10-13 12:36:37,470 INFO L268 CegarLoopResult]: For program point L489-1(line 489) no Hoare annotation was computed. [2020-10-13 12:36:37,470 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 856 867) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0)) [2020-10-13 12:36:37,470 INFO L268 CegarLoopResult]: For program point L860-1(lines 856 867) no Hoare annotation was computed. [2020-10-13 12:36:37,470 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 856 867) no Hoare annotation was computed. [2020-10-13 12:36:37,470 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 540 546) no Hoare annotation was computed. [2020-10-13 12:36:37,470 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 540 546) the Hoare annotation is: true [2020-10-13 12:36:37,470 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:36:37,470 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2020-10-13 12:36:37,470 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:36:37,470 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:36:37,470 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 844 851) no Hoare annotation was computed. [2020-10-13 12:36:37,470 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 844 851) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= |old(~systemActive~0)| 0) .cse1) (or .cse0 (not (= ~pumpRunning~0 0)) .cse1))) [2020-10-13 12:36:37,471 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 844 851) no Hoare annotation was computed. [2020-10-13 12:36:37,471 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 625 649) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,471 INFO L264 CegarLoopResult]: At program point L639(line 639) the Hoare annotation is: (let ((.cse1 (not (<= 0 ~methaneLevelCritical~0))) (.cse2 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (and (<= processEnvironment__wrappee__highWaterSensor_~tmp~5 0) (<= 0 processEnvironment__wrappee__highWaterSensor_~tmp~5) .cse0) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))) (or .cse1 .cse2 (and .cse0 (= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,471 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 625 649) no Hoare annotation was computed. [2020-10-13 12:36:37,471 INFO L264 CegarLoopResult]: At program point L635(line 635) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (<= 2 ~waterLevel~0)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0)) (and .cse1 .cse2 (= ~pumpRunning~0 0))) (or (not (<= 1 ~methaneLevelCritical~0)) (and .cse1 .cse2) .cse0 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-13 12:36:37,471 INFO L268 CegarLoopResult]: For program point L633(lines 633 641) no Hoare annotation was computed. [2020-10-13 12:36:37,471 INFO L264 CegarLoopResult]: At program point L631(line 631) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and .cse1 (= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,471 INFO L268 CegarLoopResult]: For program point L631-1(line 631) no Hoare annotation was computed. [2020-10-13 12:36:37,471 INFO L268 CegarLoopResult]: For program point L629(lines 629 646) no Hoare annotation was computed. [2020-10-13 12:36:37,471 INFO L264 CegarLoopResult]: At program point L644(line 644) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,471 INFO L268 CegarLoopResult]: For program point L644-1(lines 625 649) no Hoare annotation was computed. [2020-10-13 12:36:37,471 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 868 879) no Hoare annotation was computed. [2020-10-13 12:36:37,472 INFO L268 CegarLoopResult]: For program point L872-1(lines 868 879) no Hoare annotation was computed. [2020-10-13 12:36:37,472 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 868 879) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) .cse1) (or .cse0 .cse1 (= 0 ~systemActive~0) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-13 12:36:37,472 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-13 12:36:37,472 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-13 12:36:37,472 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-13 12:36:37,472 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-13 12:36:37,472 INFO L268 CegarLoopResult]: For program point L97(lines 97 110) no Hoare annotation was computed. [2020-10-13 12:36:37,472 INFO L268 CegarLoopResult]: For program point L97-1(lines 89 113) no Hoare annotation was computed. [2020-10-13 12:36:37,472 INFO L271 CegarLoopResult]: At program point L95(line 95) the Hoare annotation is: true [2020-10-13 12:36:37,472 INFO L268 CegarLoopResult]: For program point L95-1(line 95) no Hoare annotation was computed. [2020-10-13 12:36:37,472 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 89 113) the Hoare annotation is: true [2020-10-13 12:36:37,472 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 89 113) no Hoare annotation was computed. [2020-10-13 12:36:37,473 INFO L264 CegarLoopResult]: At program point L103(line 103) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0)))) (and (or .cse0 (= 0 ~systemActive~0) (not (<= ~methaneLevelCritical~0 0))) (or (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-13 12:36:37,473 INFO L268 CegarLoopResult]: For program point L101(lines 101 107) no Hoare annotation was computed. [2020-10-13 12:36:37,473 INFO L264 CegarLoopResult]: At program point L99(line 99) the Hoare annotation is: (let ((.cse2 (not (= ~pumpRunning~0 0))) (.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= ~methaneLevelCritical~0 0)))) (and (or .cse0 (= 0 ~systemActive~0) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) (<= ~methaneLevelCritical~0 __utac_acc__Specification1_spec__1_~tmp~0) .cse2) (or .cse2 .cse0 .cse1))) [2020-10-13 12:36:37,473 INFO L268 CegarLoopResult]: For program point L99-1(line 99) no Hoare annotation was computed. [2020-10-13 12:36:37,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:36:37 BoogieIcfgContainer [2020-10-13 12:36:37,500 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:36:37,502 INFO L168 Benchmark]: Toolchain (without parser) took 142509.52 ms. Allocated memory was 143.1 MB in the beginning and 1.7 GB in the end (delta: 1.5 GB). Free memory was 100.6 MB in the beginning and 1.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2020-10-13 12:36:37,502 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 12:36:37,503 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.35 ms. Allocated memory was 143.1 MB in the beginning and 200.3 MB in the end (delta: 57.1 MB). Free memory was 100.3 MB in the beginning and 167.2 MB in the end (delta: -66.9 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:37,503 INFO L168 Benchmark]: Boogie Preprocessor took 95.61 ms. Allocated memory is still 200.3 MB. Free memory was 167.2 MB in the beginning and 162.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:37,503 INFO L168 Benchmark]: RCFGBuilder took 1241.14 ms. Allocated memory was 200.3 MB in the beginning and 230.7 MB in the end (delta: 30.4 MB). Free memory was 162.9 MB in the beginning and 188.0 MB in the end (delta: -25.1 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. [2020-10-13 12:36:37,504 INFO L168 Benchmark]: TraceAbstraction took 140399.80 ms. Allocated memory was 230.7 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 188.0 MB in the beginning and 1.1 GB in the end (delta: -933.2 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2020-10-13 12:36:37,506 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 143.1 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 767.35 ms. Allocated memory was 143.1 MB in the beginning and 200.3 MB in the end (delta: 57.1 MB). Free memory was 100.3 MB in the beginning and 167.2 MB in the end (delta: -66.9 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.61 ms. Allocated memory is still 200.3 MB. Free memory was 167.2 MB in the beginning and 162.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1241.14 ms. Allocated memory was 200.3 MB in the beginning and 230.7 MB in the end (delta: 30.4 MB). Free memory was 162.9 MB in the beginning and 188.0 MB in the end (delta: -25.1 MB). Peak memory consumption was 85.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 140399.80 ms. Allocated memory was 230.7 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 188.0 MB in the beginning and 1.1 GB in the end (delta: -933.2 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: (((!(0 <= \old(methaneLevelCritical)) || !(\old(waterLevel) == 1)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) <= 0)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: (((((!(0 <= \old(methaneLevelCritical)) || ((0 <= methaneLevelCritical && splverifierCounter <= 0) && pumpRunning == 0)) || !(\old(waterLevel) == 1)) || \old(systemActive) == 0) || !(\old(methaneLevelCritical) <= 0)) || (((methaneLevelCritical <= 0 && 0 <= methaneLevelCritical) && splverifierCounter <= 0) && !(0 == systemActive))) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 262 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 95.8s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 42.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 44.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1820 SDtfs, 5365 SDslu, 1693 SDs, 0 SdLazy, 11229 SolverSat, 4189 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 657 GetRequests, 454 SyntacticMatches, 5 SemanticMatches, 198 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1184 ImplicationChecksByTransitivity, 16.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1277occurred 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: 1.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 1158 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 3334 PreInvPairs, 3663 NumberOfFragments, 1728 HoareAnnotationTreeSize, 3334 FomulaSimplifications, 436461297 FormulaSimplificationTreeSizeReduction, 13.3s HoareSimplificationTime, 73 FomulaSimplificationsInter, 6979704 FormulaSimplificationTreeSizeReductionInter, 30.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 51.0s InterpolantComputationTime, 1214 NumberOfCodeBlocks, 1214 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 1203 ConstructedInterpolants, 0 QuantifiedInterpolants, 450159 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 8 PerfectInterpolantSequences, 189/197 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...