/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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 language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:25:17,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:25:17,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:25:17,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:25:17,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:25:17,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:25:17,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:25:17,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:25:17,639 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:25:17,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:25:17,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:25:17,643 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:25:17,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:25:17,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:25:17,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:25:17,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:25:17,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:25:17,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:25:17,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:25:17,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:25:17,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:25:17,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:25:17,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:25:17,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:25:17,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:25:17,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:25:17,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:25:17,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:25:17,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:25:17,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:25:17,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:25:17,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:25:17,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:25:17,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:25:17,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:25:17,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:25:17,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:25:17,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:25:17,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:25:17,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:25:17,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:25:17,693 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 [2020-10-29 11:25:17,726 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:25:17,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:25:17,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:25:17,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:25:17,729 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:25:17,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:25:17,729 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:25:17,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:25:17,730 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:25:17,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:25:17,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:25:17,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:25:17,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:25:17,731 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:25:17,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:25:17,731 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:25:17,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:25:17,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:25:17,732 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:25:17,732 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:25:17,732 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:25:17,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:25:17,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:25:17,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:25:17,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:25:17,733 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:25:17,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:25:17,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:25:17,734 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:25:17,734 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:25:18,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:25:18,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:25:18,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:25:18,212 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:25:18,213 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:25:18,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2020-10-29 11:25:18,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/044755167/9be38945c9a543579666dd5e67a1ec95/FLAGb3e04ee70 [2020-10-29 11:25:19,077 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:25:19,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product45.cil.c [2020-10-29 11:25:19,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/044755167/9be38945c9a543579666dd5e67a1ec95/FLAGb3e04ee70 [2020-10-29 11:25:19,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/044755167/9be38945c9a543579666dd5e67a1ec95 [2020-10-29 11:25:19,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:25:19,378 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:25:19,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:25:19,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:25:19,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:25:19,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:25:19" (1/1) ... [2020-10-29 11:25:19,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600d1f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19, skipping insertion in model container [2020-10-29 11:25:19,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:25:19" (1/1) ... [2020-10-29 11:25:19,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:25:19,477 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:25:19,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:25:19,805 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:25:19,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:25:19,982 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:25:19,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19 WrapperNode [2020-10-29 11:25:19,983 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:25:19,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:25:19,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:25:19,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:25:20,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19" (1/1) ... [2020-10-29 11:25:20,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19" (1/1) ... [2020-10-29 11:25:20,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19" (1/1) ... [2020-10-29 11:25:20,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19" (1/1) ... [2020-10-29 11:25:20,094 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19" (1/1) ... [2020-10-29 11:25:20,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19" (1/1) ... [2020-10-29 11:25:20,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19" (1/1) ... [2020-10-29 11:25:20,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:25:20,123 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:25:20,123 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:25:20,123 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:25:20,125 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19" (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 [2020-10-29 11:25:20,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:25:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:25:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:25:20,247 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:25:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-29 11:25:20,248 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-29 11:25:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-29 11:25:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-29 11:25:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-29 11:25:20,249 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-29 11:25:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-29 11:25:20,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:25:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:25:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-29 11:25:20,251 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-29 11:25:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:25:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-29 11:25:20,252 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:25:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:25:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:25:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:25:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:25:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:25:20,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:25:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:25:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:25:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:25:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:25:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:25:20,254 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-29 11:25:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-29 11:25:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:25:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-29 11:25:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:25:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-29 11:25:20,255 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-29 11:25:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-29 11:25:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-29 11:25:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-29 11:25:20,256 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-29 11:25:20,256 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:25:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:25:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:25:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:25:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:25:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:25:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-29 11:25:20,257 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-29 11:25:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-29 11:25:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-29 11:25:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-29 11:25:20,258 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-29 11:25:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-29 11:25:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:25:20,259 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-29 11:25:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-29 11:25:20,260 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-29 11:25:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-29 11:25:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-29 11:25:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-29 11:25:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:25:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:25:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-29 11:25:20,261 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:25:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:25:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:25:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:25:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:25:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:25:20,262 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:25:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:25:20,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:25:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:25:20,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:25:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:25:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:25:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:25:20,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:25:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:25:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:25:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:25:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:25:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:25:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-29 11:25:20,267 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-29 11:25:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-29 11:25:20,268 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-29 11:25:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-29 11:25:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-29 11:25:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-29 11:25:20,269 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-29 11:25:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:25:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:25:20,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:25:21,671 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:25:21,671 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-29 11:25:21,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:25:21 BoogieIcfgContainer [2020-10-29 11:25:21,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:25:21,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:25:21,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:25:21,680 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:25:21,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:25:19" (1/3) ... [2020-10-29 11:25:21,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10fd1729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:25:21, skipping insertion in model container [2020-10-29 11:25:21,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:25:19" (2/3) ... [2020-10-29 11:25:21,682 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10fd1729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:25:21, skipping insertion in model container [2020-10-29 11:25:21,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:25:21" (3/3) ... [2020-10-29 11:25:21,684 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45.cil.c [2020-10-29 11:25:21,696 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:25:21,702 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:25:21,717 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:25:21,747 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:25:21,747 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:25:21,747 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:25:21,747 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:25:21,747 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:25:21,748 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:25:21,748 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:25:21,748 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:25:21,772 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2020-10-29 11:25:21,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-29 11:25:21,782 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:21,783 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] [2020-10-29 11:25:21,784 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:25:21,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:21,791 INFO L82 PathProgramCache]: Analyzing trace with hash -1326010213, now seen corresponding path program 1 times [2020-10-29 11:25:21,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:21,802 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1263588318] [2020-10-29 11:25:21,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:22,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:22,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:22,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:23,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:24,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:27,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:27,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-29 11:25:27,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 11:25:27,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 11:25:27,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:27,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:27,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 11:25:27,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 14 [2020-10-29 11:25:27,704 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:27,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:27,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:27,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:27,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:27,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:27,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 175 [2020-10-29 11:25:27,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:27,935 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:27,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:27,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:27,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:27,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:27,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:27,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:28,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:28,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:28,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:28,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:28,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:28,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:28,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:25:28,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:28,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:28,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:28,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:28,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:28,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:25:28,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:28,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:28,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:28,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:28,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:28,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:28,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:28,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:28,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:25:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:28,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:28,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:28,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:28,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:28,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:28,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-29 11:25:28,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:28,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:28,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:28,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:28,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:28,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:28,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:28,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:28,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:28,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:28,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:28,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:28,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:25:28,077 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1263588318] [2020-10-29 11:25:28,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:25:28,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-29 11:25:28,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427143294] [2020-10-29 11:25:28,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 11:25:28,085 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:25:28,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 11:25:28,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 11:25:28,105 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 4 states. [2020-10-29 11:25:28,696 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:30,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:25:30,258 INFO L93 Difference]: Finished difference Result 308 states and 404 transitions. [2020-10-29 11:25:30,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 11:25:30,260 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-29 11:25:30,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:25:30,275 INFO L225 Difference]: With dead ends: 308 [2020-10-29 11:25:30,275 INFO L226 Difference]: Without dead ends: 165 [2020-10-29 11:25:30,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 11:25:30,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-10-29 11:25:30,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 131. [2020-10-29 11:25:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-29 11:25:30,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 154 transitions. [2020-10-29 11:25:30,390 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 154 transitions. Word has length 47 [2020-10-29 11:25:30,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:25:30,391 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 154 transitions. [2020-10-29 11:25:30,391 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 11:25:30,391 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 154 transitions. [2020-10-29 11:25:30,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-29 11:25:30,395 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:30,395 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:25:30,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:25:30,396 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:25:30,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:30,397 INFO L82 PathProgramCache]: Analyzing trace with hash -551833253, now seen corresponding path program 1 times [2020-10-29 11:25:30,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:30,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1879126645] [2020-10-29 11:25:30,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:30,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:30,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:30,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:32,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:34,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:35,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:35,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:35,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:35,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 101 [2020-10-29 11:25:35,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 11:25:35,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-29 11:25:35,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:35,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:35,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 11:25:35,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:35,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 81 [2020-10-29 11:25:35,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 11:25:35,924 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:35,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:35,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:36,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:36,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-29 11:25:36,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:36,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:36,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:36,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:36,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:36,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:36,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:36,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:36,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:36,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:36,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:36,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:36,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:36,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:36,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:36,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:36,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:36,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:36,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:36,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:36,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:25:36,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:36,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:36,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:36,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:36,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:36,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:36,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:36,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:36,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:36,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:36,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 11:25:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:36,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:25:36,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:25:36,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:25:36,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:36,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-29 11:25:36,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:25:36,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:36,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:25:36,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:36,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:36,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:36,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:36,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:36,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:25:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:36,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:36,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:36,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:36,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:36,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:36,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:36,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 11:25:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:36,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:36,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:36,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:36,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:25:36,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:36,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:36,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-29 11:25:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:36,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:36,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:36,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:36,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:36,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:25:36,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:36,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:36,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:36,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:36,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:36,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:36,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:25:36,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1879126645] [2020-10-29 11:25:36,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:25:36,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 11:25:36,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448247] [2020-10-29 11:25:36,260 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 11:25:36,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:25:36,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 11:25:36,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-29 11:25:36,261 INFO L87 Difference]: Start difference. First operand 131 states and 154 transitions. Second operand 8 states. [2020-10-29 11:25:37,043 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:38,626 WARN L193 SmtUtils]: Spent 749.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 206 [2020-10-29 11:25:39,422 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:25:40,443 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:40,830 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:41,506 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:25:42,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:25:42,838 INFO L93 Difference]: Finished difference Result 436 states and 585 transitions. [2020-10-29 11:25:42,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 11:25:42,838 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-10-29 11:25:42,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:25:42,850 INFO L225 Difference]: With dead ends: 436 [2020-10-29 11:25:42,850 INFO L226 Difference]: Without dead ends: 306 [2020-10-29 11:25:42,857 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2020-10-29 11:25:42,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-29 11:25:42,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 219. [2020-10-29 11:25:42,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2020-10-29 11:25:42,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 261 transitions. [2020-10-29 11:25:42,955 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 261 transitions. Word has length 65 [2020-10-29 11:25:42,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:25:42,955 INFO L481 AbstractCegarLoop]: Abstraction has 219 states and 261 transitions. [2020-10-29 11:25:42,956 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 11:25:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 261 transitions. [2020-10-29 11:25:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-10-29 11:25:42,959 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:42,959 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:25:42,959 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:25:42,960 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:25:42,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:42,963 INFO L82 PathProgramCache]: Analyzing trace with hash 1790211999, now seen corresponding path program 1 times [2020-10-29 11:25:42,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:42,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [117549710] [2020-10-29 11:25:42,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:43,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:43,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:43,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:44,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:44,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:44,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:45,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:45,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-29 11:25:45,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:25:45,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2720 [2020-10-29 11:25:45,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:45,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:45,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-29 11:25:45,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:25:45,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-29 11:25:45,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:25:46,206 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:46,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:46,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-29 11:25:46,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:46,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:46,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:46,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:46,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:46,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:46,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:46,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:46,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:46,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:46,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:46,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:46,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,348 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:46,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:46,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:46,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:46,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:46,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:46,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:46,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:46,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:46,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:25:46,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:46,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:46,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:46,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:25:46,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:46,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:46,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:46,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:46,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:46,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:25:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-29 11:25:46,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:25:46,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:25:46,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:25:46,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:25:46,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:25:46,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:25:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:25:46,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:25:46,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:25:46,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 11:25:46,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:25:46,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:25:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:46,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:46,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:46,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:25:46,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-29 11:25:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:46,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:46,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:46,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:46,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:46,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-29 11:25:46,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:46,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:46,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:46,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:46,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:46,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:25:46,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:46,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:46,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:25:46,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:46,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:25:46,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:46,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 11:25:46,532 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [117549710] [2020-10-29 11:25:46,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 11:25:46,533 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-29 11:25:46,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064046942] [2020-10-29 11:25:46,533 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 11:25:46,534 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:25:46,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 11:25:46,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-29 11:25:46,535 INFO L87 Difference]: Start difference. First operand 219 states and 261 transitions. Second operand 10 states. [2020-10-29 11:25:47,281 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:25:48,837 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:25:49,300 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-29 11:25:49,868 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:25:51,156 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:25:51,536 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:51,994 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:25:52,674 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:25:53,210 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:25:54,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:25:54,173 INFO L93 Difference]: Finished difference Result 711 states and 943 transitions. [2020-10-29 11:25:54,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-29 11:25:54,173 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2020-10-29 11:25:54,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:25:54,185 INFO L225 Difference]: With dead ends: 711 [2020-10-29 11:25:54,185 INFO L226 Difference]: Without dead ends: 516 [2020-10-29 11:25:54,187 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=153, Invalid=497, Unknown=0, NotChecked=0, Total=650 [2020-10-29 11:25:54,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 516 states. [2020-10-29 11:25:54,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 516 to 389. [2020-10-29 11:25:54,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2020-10-29 11:25:54,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 457 transitions. [2020-10-29 11:25:54,335 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 457 transitions. Word has length 69 [2020-10-29 11:25:54,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:25:54,336 INFO L481 AbstractCegarLoop]: Abstraction has 389 states and 457 transitions. [2020-10-29 11:25:54,336 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 11:25:54,336 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 457 transitions. [2020-10-29 11:25:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-29 11:25:54,339 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:25:54,339 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] [2020-10-29 11:25:54,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 11:25:54,340 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:25:54,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:25:54,340 INFO L82 PathProgramCache]: Analyzing trace with hash 881325026, now seen corresponding path program 1 times [2020-10-29 11:25:54,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:25:54,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1635290598] [2020-10-29 11:25:54,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:25:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:54,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:54,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:54,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-29 11:25:59,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:25:59,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4978 [2020-10-29 11:25:59,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:25:59,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-29 11:25:59,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 11:25:59,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,782 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:25:59,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:25:59,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:59,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:25:59,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:25:59,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:59,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:25:59,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:25:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:59,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:25:59,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:25:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:59,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:25:59,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,832 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:25:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:25:59,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:25:59,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,836 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:25:59,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:25:59,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-29 11:25:59,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:25:59,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:25:59,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:25:59,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,849 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:25:59,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:25:59,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:25:59,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:25:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:25:59,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:25:59,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:25:59,971 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:25:59,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:25:59,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-29 11:25:59,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:25:59,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:25:59,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:25:59,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-29 11:25:59,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:25:59,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:25:59,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:25:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:26:00,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:26:00,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-29 11:26:00,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:00,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 11:26:00,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:26:00,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:00,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:00,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:00,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:26:00,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:00,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,189 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:00,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:00,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:26:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:26:00,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:26:00,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:00,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-29 11:26:00,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:00,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 11:26:00,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:00,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:26:00,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:00,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:00,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:26:00,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:26:00,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:26:00,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:00,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:00,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:00,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:00,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:00,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-29 11:26:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:00,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:26:00,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:00,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:00,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:00,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-29 11:26:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:00,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:00,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:00,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:00,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:00,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:00,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:00,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:00,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:00,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:00,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:00,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 11:26:00,380 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1635290598] [2020-10-29 11:26:00,380 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:26:00,380 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 11:26:00,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258532972] [2020-10-29 11:26:00,382 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 11:26:00,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:26:00,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 11:26:00,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-29 11:26:00,383 INFO L87 Difference]: Start difference. First operand 389 states and 457 transitions. Second operand 12 states. [2020-10-29 11:26:01,132 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:02,099 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:03,098 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:03,582 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:04,023 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:04,404 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:04,829 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:05,230 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:05,604 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:05,985 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:06,424 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:06,841 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:09,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:26:09,257 INFO L93 Difference]: Finished difference Result 827 states and 1033 transitions. [2020-10-29 11:26:09,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-29 11:26:09,258 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 99 [2020-10-29 11:26:09,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:26:09,264 INFO L225 Difference]: With dead ends: 827 [2020-10-29 11:26:09,264 INFO L226 Difference]: Without dead ends: 446 [2020-10-29 11:26:09,266 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=188, Invalid=742, Unknown=0, NotChecked=0, Total=930 [2020-10-29 11:26:09,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2020-10-29 11:26:09,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 346. [2020-10-29 11:26:09,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 346 states. [2020-10-29 11:26:09,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 393 transitions. [2020-10-29 11:26:09,366 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 393 transitions. Word has length 99 [2020-10-29 11:26:09,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:26:09,367 INFO L481 AbstractCegarLoop]: Abstraction has 346 states and 393 transitions. [2020-10-29 11:26:09,367 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 11:26:09,367 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 393 transitions. [2020-10-29 11:26:09,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-29 11:26:09,370 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:26:09,371 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:26:09,371 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 11:26:09,372 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:26:09,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:26:09,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1384967019, now seen corresponding path program 1 times [2020-10-29 11:26:09,372 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:26:09,373 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [945667386] [2020-10-29 11:26:09,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:26:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:09,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:09,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:10,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-29 11:26:13,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 11:26:13,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3697 [2020-10-29 11:26:13,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-29 11:26:13,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-29 11:26:13,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,445 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:26:13,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:26:13,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:13,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:26:13,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:26:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:13,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:13,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:26:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:13,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:13,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:13,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:13,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:26:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:13,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:13,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-29 11:26:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-29 11:26:13,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:26:13,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-29 11:26:13,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:26:13,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:26:13,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 11:26:13,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-29 11:26:13,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:13,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 11:26:13,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:26:13,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-29 11:26:13,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 11:26:13,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,641 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:13,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-29 11:26:13,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:26:13,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 11:26:13,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 11:26:13,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:26:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-29 11:26:13,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:26:13,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:13,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-29 11:26:13,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-29 11:26:13,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:26:13,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-29 11:26:13,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:13,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:13,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:13,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:13,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:26:13,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:26:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:13,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:13,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-29 11:26:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-29 11:26:13,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:13,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 11:26:13,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:13,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:13,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:13,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:13,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-29 11:26:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:13,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:13,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:13,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:26:13,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 11:26:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:13,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:13,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,906 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:13,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:13,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:26:13,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-29 11:26:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:13,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:13,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-29 11:26:13,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:13,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 11:26:13,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:13,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:13,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:26:13,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 11:26:13,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:26:13,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:13,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:13,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:14,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:14,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:26:14,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:14,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 11:26:14,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:14,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:14,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:26:14,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:14,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:26:14,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:14,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:26:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:14,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:14,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:14,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:14,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:14,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:14,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:14,062 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:14,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 11:26:14,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:14,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:26:14,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:14,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-29 11:26:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:14,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:14,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:14,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-29 11:26:14,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:14,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:14,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:14,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:14,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:26:14,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:14,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-29 11:26:14,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:26:14,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-29 11:26:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:14,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:14,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:14,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:26:14,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:14,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:26:14,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:14,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:14,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:14,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:26:14,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:14,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:14,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-29 11:26:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:14,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:14,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:14,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:14,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:14,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:26:14,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:14,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:14,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:14,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:14,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:14,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:14,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-29 11:26:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:26:14,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:26:14,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:26:14,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:26:14,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:26:14,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:26:14,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:26:14,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:26:14,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:26:14,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:26:14,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:26:14,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:26:14,193 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-29 11:26:14,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [945667386] [2020-10-29 11:26:14,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:26:14,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 11:26:14,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579311752] [2020-10-29 11:26:14,194 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 11:26:14,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:26:14,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 11:26:14,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=267, Unknown=0, NotChecked=0, Total=306 [2020-10-29 11:26:14,196 INFO L87 Difference]: Start difference. First operand 346 states and 393 transitions. Second operand 18 states. [2020-10-29 11:26:15,248 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:16,343 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-29 11:26:17,112 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:26:17,629 WARN L193 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-29 11:26:18,127 WARN L193 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:18,538 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:26:18,946 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:26:19,402 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-29 11:26:19,906 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-29 11:26:20,390 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:26:21,001 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:21,551 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:22,041 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:22,471 WARN L193 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:23,012 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:23,468 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:24,896 WARN L193 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:25,306 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:25,748 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:26,167 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-29 11:26:28,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:26:28,484 INFO L93 Difference]: Finished difference Result 812 states and 1077 transitions. [2020-10-29 11:26:28,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-29 11:26:28,485 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 150 [2020-10-29 11:26:28,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:26:28,486 INFO L225 Difference]: With dead ends: 812 [2020-10-29 11:26:28,486 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 11:26:28,491 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 646 ImplicationChecksByTransitivity, 9.0s TimeCoverageRelationStatistics Valid=447, Invalid=2205, Unknown=0, NotChecked=0, Total=2652 [2020-10-29 11:26:28,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 11:26:28,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 11:26:28,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 11:26:28,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 11:26:28,492 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 150 [2020-10-29 11:26:28,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:26:28,492 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 11:26:28,492 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 11:26:28,492 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 11:26:28,492 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 11:26:28,492 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 11:26:28,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 11:26:28,640 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-29 11:26:29,494 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 221 [2020-10-29 11:26:32,009 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 223 [2020-10-29 11:26:32,805 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 223 [2020-10-29 11:26:33,428 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 223 [2020-10-29 11:26:34,607 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 221 [2020-10-29 11:26:35,085 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 14 [2020-10-29 11:26:36,199 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 165 DAG size of output: 16 [2020-10-29 11:26:36,544 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-29 11:26:36,849 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:26:37,156 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:26:37,459 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 18 [2020-10-29 11:26:37,795 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 1 [2020-10-29 11:26:37,973 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 15 [2020-10-29 11:26:38,344 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:26:39,352 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 164 DAG size of output: 29 [2020-10-29 11:26:39,658 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:26:40,607 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-29 11:26:40,959 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-29 11:26:41,843 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 20 [2020-10-29 11:26:42,718 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 19 [2020-10-29 11:26:43,559 WARN L193 SmtUtils]: Spent 831.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-29 11:26:44,532 WARN L193 SmtUtils]: Spent 952.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 30 [2020-10-29 11:26:44,694 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-29 11:26:45,544 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-10-29 11:26:46,419 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-29 11:26:46,718 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 18 [2020-10-29 11:26:47,019 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:26:47,874 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 19 [2020-10-29 11:26:48,771 WARN L193 SmtUtils]: Spent 894.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 25 [2020-10-29 11:26:49,636 WARN L193 SmtUtils]: Spent 861.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 24 [2020-10-29 11:26:50,447 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-29 11:26:51,342 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 23 [2020-10-29 11:26:52,177 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 23 [2020-10-29 11:26:52,333 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-29 11:26:52,619 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:26:53,439 WARN L193 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2020-10-29 11:26:53,735 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:26:54,021 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:26:54,381 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 22 [2020-10-29 11:26:54,664 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 1 [2020-10-29 11:26:54,951 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:26:55,231 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:26:55,512 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 1 [2020-10-29 11:26:55,796 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 20 [2020-10-29 11:26:56,072 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:26:56,222 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 18 [2020-10-29 11:26:57,095 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2020-10-29 11:26:57,881 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-10-29 11:26:58,151 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:26:59,018 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-10-29 11:26:59,339 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 19 [2020-10-29 11:27:00,315 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 29 [2020-10-29 11:27:00,584 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-29 11:27:00,590 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-29 11:27:00,591 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-29 11:27:00,591 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-29 11:27:00,591 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-29 11:27:00,591 INFO L274 CegarLoopResult]: For program point L415(lines 392 416) no Hoare annotation was computed. [2020-10-29 11:27:00,591 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 368 423) no Hoare annotation was computed. [2020-10-29 11:27:00,591 INFO L274 CegarLoopResult]: For program point L399(lines 399 403) no Hoare annotation was computed. [2020-10-29 11:27:00,591 INFO L274 CegarLoopResult]: For program point L399-1(lines 399 403) no Hoare annotation was computed. [2020-10-29 11:27:00,591 INFO L274 CegarLoopResult]: For program point L394(line 394) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point L393-2(lines 393 414) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 368 423) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 368 423) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point L450-2(lines 450 475) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point L476(lines 449 477) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 424 483) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point L469-1(line 469) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 424 483) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 424 483) no Hoare annotation was computed. [2020-10-29 11:27:00,592 INFO L274 CegarLoopResult]: For program point L456(lines 456 460) no Hoare annotation was computed. [2020-10-29 11:27:00,593 INFO L274 CegarLoopResult]: For program point L456-1(lines 456 460) no Hoare annotation was computed. [2020-10-29 11:27:00,593 INFO L274 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-10-29 11:27:00,593 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 299 305) the Hoare annotation is: true [2020-10-29 11:27:00,593 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 299 305) no Hoare annotation was computed. [2020-10-29 11:27:00,593 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 306 314) no Hoare annotation was computed. [2020-10-29 11:27:00,593 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 306 314) the Hoare annotation is: true [2020-10-29 11:27:00,593 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 306 314) no Hoare annotation was computed. [2020-10-29 11:27:00,593 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 257 279) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:27:00,593 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 257 279) no Hoare annotation was computed. [2020-10-29 11:27:00,594 INFO L270 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:27:00,594 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 257 279) no Hoare annotation was computed. [2020-10-29 11:27:00,594 INFO L270 CegarLoopResult]: At program point L269-1(line 269) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:27:00,594 INFO L274 CegarLoopResult]: For program point L267(lines 267 274) no Hoare annotation was computed. [2020-10-29 11:27:00,594 INFO L274 CegarLoopResult]: For program point L267-1(lines 267 274) no Hoare annotation was computed. [2020-10-29 11:27:00,594 INFO L274 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-10-29 11:27:00,594 INFO L270 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:27:00,594 INFO L270 CegarLoopResult]: At program point L263(line 263) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:27:00,595 INFO L270 CegarLoopResult]: At program point L263-1(line 263) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 212 235) no Hoare annotation was computed. [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 212 235) no Hoare annotation was computed. [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 212 235) no Hoare annotation was computed. [2020-10-29 11:27:00,595 INFO L274 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-10-29 11:27:00,596 INFO L274 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-10-29 11:27:00,596 INFO L274 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-10-29 11:27:00,596 INFO L274 CegarLoopResult]: For program point L230(line 230) no Hoare annotation was computed. [2020-10-29 11:27:00,596 INFO L274 CegarLoopResult]: For program point L229(line 229) no Hoare annotation was computed. [2020-10-29 11:27:00,596 INFO L274 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-10-29 11:27:00,596 INFO L274 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-10-29 11:27:00,596 INFO L274 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-10-29 11:27:00,596 INFO L270 CegarLoopResult]: At program point L798(line 798) the Hoare annotation is: (let ((.cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__methaneQuery_~tmp~6 0) (<= 0 processEnvironment__wrappee__methaneQuery_~tmp~6))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse2 .cse0 .cse1))) [2020-10-29 11:27:00,597 INFO L270 CegarLoopResult]: At program point L794(line 794) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:27:00,597 INFO L274 CegarLoopResult]: For program point L792(lines 792 800) no Hoare annotation was computed. [2020-10-29 11:27:00,597 INFO L270 CegarLoopResult]: At program point L790(line 790) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|))) .cse0 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:27:00,597 INFO L274 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-10-29 11:27:00,597 INFO L274 CegarLoopResult]: For program point L788(lines 788 805) no Hoare annotation was computed. [2020-10-29 11:27:00,597 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 784 808) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 (not (= |old(~pumpRunning~0)| 0))))) [2020-10-29 11:27:00,597 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 784 808) no Hoare annotation was computed. [2020-10-29 11:27:00,597 INFO L270 CegarLoopResult]: At program point L803(line 803) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2))) [2020-10-29 11:27:00,597 INFO L274 CegarLoopResult]: For program point L803-1(lines 784 808) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 879 887) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 879 887) the Hoare annotation is: true [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 879 887) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point L895(lines 895 903) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point L895-2(lines 895 903) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point L918(line 918) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point L918-1(line 918) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 888 923) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point L907(lines 907 915) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point L907-2(lines 907 915) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 888 923) no Hoare annotation was computed. [2020-10-29 11:27:00,598 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 888 923) no Hoare annotation was computed. [2020-10-29 11:27:00,599 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 292 298) no Hoare annotation was computed. [2020-10-29 11:27:00,599 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 292 298) the Hoare annotation is: true [2020-10-29 11:27:00,599 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 322 367) no Hoare annotation was computed. [2020-10-29 11:27:00,599 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 322 367) no Hoare annotation was computed. [2020-10-29 11:27:00,599 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 322 367) no Hoare annotation was computed. [2020-10-29 11:27:00,599 INFO L274 CegarLoopResult]: For program point L666(lines 666 667) no Hoare annotation was computed. [2020-10-29 11:27:00,599 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 635 680) no Hoare annotation was computed. [2020-10-29 11:27:00,599 INFO L274 CegarLoopResult]: For program point L659(lines 659 660) no Hoare annotation was computed. [2020-10-29 11:27:00,599 INFO L274 CegarLoopResult]: For program point L655(lines 655 662) no Hoare annotation was computed. [2020-10-29 11:27:00,599 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 659 660) no Hoare annotation was computed. [2020-10-29 11:27:00,600 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 666 667) no Hoare annotation was computed. [2020-10-29 11:27:00,600 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 635 680) no Hoare annotation was computed. [2020-10-29 11:27:00,600 INFO L274 CegarLoopResult]: For program point L649(lines 649 669) no Hoare annotation was computed. [2020-10-29 11:27:00,600 INFO L274 CegarLoopResult]: For program point L649-1(lines 649 669) no Hoare annotation was computed. [2020-10-29 11:27:00,600 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 635 680) no Hoare annotation was computed. [2020-10-29 11:27:00,600 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 244 253) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:27:00,600 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 244 253) no Hoare annotation was computed. [2020-10-29 11:27:00,600 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 244 253) no Hoare annotation was computed. [2020-10-29 11:27:00,600 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 868 878) the Hoare annotation is: true [2020-10-29 11:27:00,600 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 868 878) no Hoare annotation was computed. [2020-10-29 11:27:00,601 INFO L277 CegarLoopResult]: At program point L873(line 873) the Hoare annotation is: true [2020-10-29 11:27:00,601 INFO L274 CegarLoopResult]: For program point L873-1(line 873) no Hoare annotation was computed. [2020-10-29 11:27:00,601 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 868 878) no Hoare annotation was computed. [2020-10-29 11:27:00,601 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 860 867) the Hoare annotation is: (let ((.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-29 11:27:00,601 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 860 867) no Hoare annotation was computed. [2020-10-29 11:27:00,601 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 860 867) no Hoare annotation was computed. [2020-10-29 11:27:00,601 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 128 141) no Hoare annotation was computed. [2020-10-29 11:27:00,601 INFO L274 CegarLoopResult]: For program point L132(lines 132 138) no Hoare annotation was computed. [2020-10-29 11:27:00,601 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 128 141) the Hoare annotation is: true [2020-10-29 11:27:00,601 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 128 141) no Hoare annotation was computed. [2020-10-29 11:27:00,602 INFO L270 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2) (or .cse4 .cse3 .cse2) (or .cse4 .cse1 .cse2))) [2020-10-29 11:27:00,602 INFO L274 CegarLoopResult]: For program point L829-1(lines 810 834) no Hoare annotation was computed. [2020-10-29 11:27:00,602 INFO L270 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~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))) [2020-10-29 11:27:00,602 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 810 834) no Hoare annotation was computed. [2020-10-29 11:27:00,602 INFO L270 CegarLoopResult]: At program point L820(line 820) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 processEnvironment_~tmp~7))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse4 .cse1 .cse3) (or .cse4 .cse1 .cse2))) [2020-10-29 11:27:00,602 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 810 834) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-10-29 11:27:00,602 INFO L274 CegarLoopResult]: For program point L818(lines 818 826) no Hoare annotation was computed. [2020-10-29 11:27:00,603 INFO L270 CegarLoopResult]: At program point L816(line 816) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 .cse1) (or .cse4 .cse3 .cse1) (or .cse4 .cse1 .cse2))) [2020-10-29 11:27:00,603 INFO L274 CegarLoopResult]: For program point L816-1(line 816) no Hoare annotation was computed. [2020-10-29 11:27:00,603 INFO L274 CegarLoopResult]: For program point L814(lines 814 831) no Hoare annotation was computed. [2020-10-29 11:27:00,603 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 776 782) no Hoare annotation was computed. [2020-10-29 11:27:00,603 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 776 782) the Hoare annotation is: true [2020-10-29 11:27:00,603 INFO L270 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:00,603 INFO L270 CegarLoopResult]: At program point testENTRY(lines 682 745) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-29 11:27:00,603 INFO L270 CegarLoopResult]: At program point L735(lines 692 737) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:00,603 INFO L274 CegarLoopResult]: For program point L702(lines 702 708) no Hoare annotation was computed. [2020-10-29 11:27:00,603 INFO L274 CegarLoopResult]: For program point L702-1(lines 702 708) no Hoare annotation was computed. [2020-10-29 11:27:00,603 INFO L274 CegarLoopResult]: For program point testFINAL(lines 682 745) no Hoare annotation was computed. [2020-10-29 11:27:00,603 INFO L274 CegarLoopResult]: For program point L694(lines 694 698) no Hoare annotation was computed. [2020-10-29 11:27:00,604 INFO L270 CegarLoopResult]: At program point L738(lines 691 739) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:00,604 INFO L274 CegarLoopResult]: For program point L728(lines 728 732) no Hoare annotation was computed. [2020-10-29 11:27:00,604 INFO L270 CegarLoopResult]: At program point L728-2(lines 722 733) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (<= 1 ~methaneLevelCritical~0)) [2020-10-29 11:27:00,604 INFO L274 CegarLoopResult]: For program point L693(lines 692 737) no Hoare annotation was computed. [2020-10-29 11:27:00,604 INFO L274 CegarLoopResult]: For program point L722(lines 722 733) no Hoare annotation was computed. [2020-10-29 11:27:00,604 INFO L270 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (= ~methaneLevelCritical~0 0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (<= 1 ~methaneLevelCritical~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-29 11:27:00,604 INFO L274 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-10-29 11:27:00,604 INFO L274 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-10-29 11:27:00,604 INFO L274 CegarLoopResult]: For program point testEXIT(lines 682 745) no Hoare annotation was computed. [2020-10-29 11:27:00,604 INFO L274 CegarLoopResult]: For program point L609(lines 609 616) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 613 614) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 620 621) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L274 CegarLoopResult]: For program point L603(lines 603 623) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L274 CegarLoopResult]: For program point L603-1(lines 603 623) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 589 634) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 589 634) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 589 634) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L274 CegarLoopResult]: For program point L620(lines 620 621) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L274 CegarLoopResult]: For program point L613(lines 613 614) no Hoare annotation was computed. [2020-10-29 11:27:00,605 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 835 842) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 835 842) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 835 842) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 96 118) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point L104(lines 104 112) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point L104-2(lines 104 112) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 96 118) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 96 118) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 282 291) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 282 291) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 282 291) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 486 588) no Hoare annotation was computed. [2020-10-29 11:27:00,606 INFO L274 CegarLoopResult]: For program point L510(lines 510 514) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L574(lines 574 585) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L537(lines 537 541) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L535-2(lines 535 555) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L556(lines 534 557) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 486 588) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L515(lines 515 531) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L575(lines 575 582) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L536(lines 535 555) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L567-1(line 567) no Hoare annotation was computed. [2020-10-29 11:27:00,607 INFO L274 CegarLoopResult]: For program point L532(lines 532 573) no Hoare annotation was computed. [2020-10-29 11:27:00,608 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 486 588) no Hoare annotation was computed. [2020-10-29 11:27:00,608 INFO L274 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-29 11:27:00,608 INFO L274 CegarLoopResult]: For program point L551-1(line 551) no Hoare annotation was computed. [2020-10-29 11:27:00,608 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:27:00,608 INFO L270 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~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string79.offset| |old(#t~string79.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#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~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string79.base| |old(#t~string79.base)|)) [2020-10-29 11:27:00,608 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:27:00,608 INFO L270 CegarLoopResult]: At program point L848(line 848) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2))) [2020-10-29 11:27:00,609 INFO L274 CegarLoopResult]: For program point L848-1(line 848) no Hoare annotation was computed. [2020-10-29 11:27:00,609 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 843 859) no Hoare annotation was computed. [2020-10-29 11:27:00,609 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 843 859) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1 .cse2))) [2020-10-29 11:27:00,609 INFO L270 CegarLoopResult]: At program point L854(line 854) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~methaneLevelCritical~0 activatePump_~tmp~8)) (not (= ~methaneLevelCritical~0 0)) .cse0 .cse1))) [2020-10-29 11:27:00,609 INFO L274 CegarLoopResult]: For program point L854-1(lines 843 859) no Hoare annotation was computed. [2020-10-29 11:27:00,609 INFO L274 CegarLoopResult]: For program point L850(lines 850 856) no Hoare annotation was computed. [2020-10-29 11:27:00,609 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 119 127) no Hoare annotation was computed. [2020-10-29 11:27:00,609 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 119 127) no Hoare annotation was computed. [2020-10-29 11:27:00,609 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 119 127) no Hoare annotation was computed. [2020-10-29 11:27:00,609 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 924 942) no Hoare annotation was computed. [2020-10-29 11:27:00,610 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 924 942) the Hoare annotation is: true [2020-10-29 11:27:00,610 INFO L274 CegarLoopResult]: For program point L933(lines 933 937) no Hoare annotation was computed. [2020-10-29 11:27:00,610 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 924 942) no Hoare annotation was computed. [2020-10-29 11:27:00,610 INFO L277 CegarLoopResult]: At program point L931(line 931) the Hoare annotation is: true [2020-10-29 11:27:00,610 INFO L274 CegarLoopResult]: For program point L933-2(lines 933 937) no Hoare annotation was computed. [2020-10-29 11:27:00,610 INFO L274 CegarLoopResult]: For program point L931-1(line 931) no Hoare annotation was computed. [2020-10-29 11:27:00,610 INFO L274 CegarLoopResult]: For program point L79-1(lines 75 86) no Hoare annotation was computed. [2020-10-29 11:27:00,610 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 75 86) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (= ~methaneLevelCritical~0 0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (or (not (= ~pumpRunning~0 0)) .cse0 (not (<= 1 |old(~methaneLevelCritical~0)|)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-29 11:27:00,610 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 75 86) no Hoare annotation was computed. [2020-10-29 11:27:00,610 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:27:00,610 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-29 11:27:00,610 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:27:00,611 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 87 95) the Hoare annotation is: true [2020-10-29 11:27:00,611 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 87 95) no Hoare annotation was computed. [2020-10-29 11:27:00,611 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 87 95) no Hoare annotation was computed. [2020-10-29 11:27:00,611 INFO L270 CegarLoopResult]: At program point L765(line 765) the Hoare annotation is: (let ((.cse4 (= 1 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse4 .cse1 (= ~pumpRunning~0 0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not .cse4))) (and (or .cse0 (and .cse1 (or (<= (+ |old(~pumpRunning~0)| 1) 0) (<= 1 |old(~pumpRunning~0)|))) (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse3 .cse1 .cse2) (or .cse0 .cse3 .cse2 (not (= |old(~pumpRunning~0)| 0)))))) [2020-10-29 11:27:00,611 INFO L270 CegarLoopResult]: At program point L763(lines 763 769) the Hoare annotation is: (let ((.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (= 1 ~systemActive~0))) (.cse1 (= ~pumpRunning~0 0))) (and (let ((.cse0 (or (<= (+ |old(~pumpRunning~0)| 1) 0) (<= 1 |old(~pumpRunning~0)|)))) (or (and .cse0 .cse1) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3)) (or .cse4 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or .cse4 .cse3 .cse1))) [2020-10-29 11:27:00,611 INFO L270 CegarLoopResult]: At program point L758(line 758) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (or (<= (+ |old(~pumpRunning~0)| 1) 0) (<= 1 |old(~pumpRunning~0)|)))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1))) [2020-10-29 11:27:00,611 INFO L274 CegarLoopResult]: For program point L756(lines 755 774) no Hoare annotation was computed. [2020-10-29 11:27:00,612 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 752 775) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:27:00,612 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 752 775) no Hoare annotation was computed. [2020-10-29 11:27:00,612 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 752 775) no Hoare annotation was computed. [2020-10-29 11:27:00,612 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-29 11:27:00,612 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 181 210) no Hoare annotation was computed. [2020-10-29 11:27:00,612 INFO L270 CegarLoopResult]: At program point L191-2(lines 191 205) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:27:00,612 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 181 210) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:27:00,612 INFO L270 CegarLoopResult]: At program point L187(line 187) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:27:00,612 INFO L274 CegarLoopResult]: For program point L187-1(line 187) no Hoare annotation was computed. [2020-10-29 11:27:00,613 INFO L277 CegarLoopResult]: At program point L206(lines 181 210) the Hoare annotation is: true [2020-10-29 11:27:00,613 INFO L274 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-10-29 11:27:00,613 INFO L274 CegarLoopResult]: For program point L195(lines 195 199) no Hoare annotation was computed. [2020-10-29 11:27:00,613 INFO L270 CegarLoopResult]: At program point L195-1(lines 195 199) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 1 ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-29 11:27:00,613 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 51 62) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (and (not (<= 1 ~pumpRunning~0)) (not (<= (+ ~pumpRunning~0 1) 0)))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2))) [2020-10-29 11:27:00,613 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 51 62) no Hoare annotation was computed. [2020-10-29 11:27:00,613 INFO L274 CegarLoopResult]: For program point L55-1(lines 51 62) no Hoare annotation was computed. [2020-10-29 11:27:00,613 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 236 242) no Hoare annotation was computed. [2020-10-29 11:27:00,613 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 236 242) the Hoare annotation is: true [2020-10-29 11:27:00,613 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 11:27:00,614 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-29 11:27:00,614 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 11:27:00,614 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 11:27:00,614 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 63 74) no Hoare annotation was computed. [2020-10-29 11:27:00,614 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 63 74) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 (not (= ~pumpRunning~0 0)) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2020-10-29 11:27:00,614 INFO L274 CegarLoopResult]: For program point L67-1(lines 63 74) no Hoare annotation was computed. [2020-10-29 11:27:00,614 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 143 150) no Hoare annotation was computed. [2020-10-29 11:27:00,614 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 143 150) the Hoare annotation is: true [2020-10-29 11:27:00,614 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 143 150) no Hoare annotation was computed. [2020-10-29 11:27:00,614 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-29 11:27:00,614 INFO L274 CegarLoopResult]: For program point L161(lines 161 174) no Hoare annotation was computed. [2020-10-29 11:27:00,614 INFO L274 CegarLoopResult]: For program point L161-1(lines 153 177) no Hoare annotation was computed. [2020-10-29 11:27:00,615 INFO L277 CegarLoopResult]: At program point L159(line 159) the Hoare annotation is: true [2020-10-29 11:27:00,615 INFO L274 CegarLoopResult]: For program point L159-1(line 159) no Hoare annotation was computed. [2020-10-29 11:27:00,615 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 153 177) the Hoare annotation is: true [2020-10-29 11:27:00,615 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 153 177) no Hoare annotation was computed. [2020-10-29 11:27:00,615 INFO L270 CegarLoopResult]: At program point L167(line 167) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 0)) .cse0) (or (not (<= 1 ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) .cse0))) [2020-10-29 11:27:00,615 INFO L274 CegarLoopResult]: For program point L165(lines 165 171) no Hoare annotation was computed. [2020-10-29 11:27:00,615 INFO L270 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0))) [2020-10-29 11:27:00,615 INFO L274 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-10-29 11:27:00,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 11:27:00 BoogieIcfgContainer [2020-10-29 11:27:00,634 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 11:27:00,636 INFO L168 Benchmark]: Toolchain (without parser) took 101262.70 ms. Allocated memory was 125.8 MB in the beginning and 810.5 MB in the end (delta: 684.7 MB). Free memory was 100.4 MB in the beginning and 437.5 MB in the end (delta: -337.1 MB). Peak memory consumption was 499.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:00,636 INFO L168 Benchmark]: CDTParser took 0.68 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 11:27:00,637 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.36 ms. Allocated memory is still 125.8 MB. Free memory was 99.7 MB in the beginning and 78.3 MB in the end (delta: 21.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:00,637 INFO L168 Benchmark]: Boogie Preprocessor took 136.54 ms. Allocated memory is still 125.8 MB. Free memory was 78.3 MB in the beginning and 74.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:00,638 INFO L168 Benchmark]: RCFGBuilder took 1551.22 ms. Allocated memory was 125.8 MB in the beginning and 155.2 MB in the end (delta: 29.4 MB). Free memory was 74.4 MB in the beginning and 99.1 MB in the end (delta: -24.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:00,639 INFO L168 Benchmark]: TraceAbstraction took 98958.19 ms. Allocated memory was 155.2 MB in the beginning and 810.5 MB in the end (delta: 655.4 MB). Free memory was 98.6 MB in the beginning and 437.5 MB in the end (delta: -339.0 MB). Peak memory consumption was 466.9 MB. Max. memory is 8.0 GB. [2020-10-29 11:27:00,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 603.36 ms. Allocated memory is still 125.8 MB. Free memory was 99.7 MB in the beginning and 78.3 MB in the end (delta: 21.4 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 136.54 ms. Allocated memory is still 125.8 MB. Free memory was 78.3 MB in the beginning and 74.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1551.22 ms. Allocated memory was 125.8 MB in the beginning and 155.2 MB in the end (delta: 29.4 MB). Free memory was 74.4 MB in the beginning and 99.1 MB in the end (delta: -24.7 MB). Peak memory consumption was 22.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 98958.19 ms. Allocated memory was 155.2 MB in the beginning and 810.5 MB in the end (delta: 655.4 MB). Free memory was 98.6 MB in the beginning and 437.5 MB in the end (delta: -339.0 MB). Peak memory consumption was 466.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 620]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 613]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 659]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 666]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0 || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && 1 <= methaneLevelCritical)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 691]: Loop Invariant Derived loop invariant: (((methaneLevelCritical == 0 || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && 1 <= methaneLevelCritical)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: (((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(1 <= methaneLevelCritical)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 244 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 66.7s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 39.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 32.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 797 SDtfs, 1813 SDslu, 1240 SDs, 0 SdLazy, 7526 SolverSat, 1207 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 286 GetRequests, 164 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 970 ImplicationChecksByTransitivity, 22.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=389occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 348 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 829 PreInvPairs, 1048 NumberOfFragments, 1632 HoareAnnotationTreeSize, 829 FomulaSimplifications, 961073 FormulaSimplificationTreeSizeReduction, 6.2s HoareSimplificationTime, 61 FomulaSimplificationsInter, 29379 FormulaSimplificationTreeSizeReductionInter, 25.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 26.0s InterpolantComputationTime, 430 NumberOfCodeBlocks, 430 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 161888 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 42/51 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...