/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:45:41,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:45:41,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:45:41,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:45:41,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:45:41,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:45:41,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:45:41,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:45:41,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:45:41,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:45:41,235 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:45:41,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:45:41,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:45:41,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:45:41,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:45:41,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:45:41,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:45:41,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:45:41,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:45:41,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:45:41,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:45:41,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:45:41,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:45:41,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:45:41,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:45:41,267 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:45:41,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:45:41,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:45:41,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:45:41,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:45:41,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:45:41,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:45:41,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:45:41,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:45:41,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:45:41,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:45:41,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:45:41,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:45:41,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:45:41,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:45:41,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:45:41,285 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 [2020-10-15 01:45:41,325 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:45:41,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:45:41,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:45:41,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:45:41,327 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:45:41,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:45:41,327 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:45:41,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:45:41,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:45:41,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:45:41,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:45:41,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:45:41,329 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:45:41,329 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:45:41,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:45:41,329 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:45:41,329 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:45:41,329 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:45:41,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:45:41,330 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:45:41,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:45:41,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:45:41,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:45:41,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:45:41,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:45:41,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:45:41,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:45:41,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:45:41,332 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:45:41,332 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 01:45:41,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:45:41,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:45:41,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:45:41,672 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:45:41,673 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:45:41,674 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2020-10-15 01:45:41,742 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/07b9f66ea/3fbf905bab38470896ff0fa4951c5bcf/FLAG290cb7e3b [2020-10-15 01:45:42,285 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:45:42,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2020-10-15 01:45:42,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/07b9f66ea/3fbf905bab38470896ff0fa4951c5bcf/FLAG290cb7e3b [2020-10-15 01:45:42,568 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/07b9f66ea/3fbf905bab38470896ff0fa4951c5bcf [2020-10-15 01:45:42,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:45:42,580 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:45:42,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:45:42,581 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:45:42,584 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:45:42,585 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:45:42" (1/1) ... [2020-10-15 01:45:42,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64d2a1ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:42, skipping insertion in model container [2020-10-15 01:45:42,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:45:42" (1/1) ... [2020-10-15 01:45:42,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:45:42,657 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:45:43,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:45:43,056 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:45:43,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:45:43,231 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:45:43,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43 WrapperNode [2020-10-15 01:45:43,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:45:43,232 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:45:43,232 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:45:43,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:45:43,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43" (1/1) ... [2020-10-15 01:45:43,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43" (1/1) ... [2020-10-15 01:45:43,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43" (1/1) ... [2020-10-15 01:45:43,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43" (1/1) ... [2020-10-15 01:45:43,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43" (1/1) ... [2020-10-15 01:45:43,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43" (1/1) ... [2020-10-15 01:45:43,345 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43" (1/1) ... [2020-10-15 01:45:43,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:45:43,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:45:43,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:45:43,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:45:43,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43" (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 [2020-10-15 01:45:43,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:45:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:45:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:45:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:45:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:45:43,419 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:45:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:45:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:45:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:45:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:45:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:45:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:45:43,420 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:45:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:45:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:45:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:45:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-15 01:45:43,421 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:45:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:45:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:45:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:45:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:45:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:45:43,422 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:45:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-15 01:45:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:45:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:45:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:45:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:45:43,423 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:45:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:45:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-15 01:45:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:45:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:45:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:45:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:45:43,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:45:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:45:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:45:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:45:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:45:43,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:45:43,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:45:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:45:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:45:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:45:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:45:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:45:43,426 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:45:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:45:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:45:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:45:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:45:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:45:43,427 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-15 01:45:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:45:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:45:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:45:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:45:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-15 01:45:43,428 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:45:43,429 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:45:43,429 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:45:43,429 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-15 01:45:43,429 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-15 01:45:43,429 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:45:43,429 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:45:43,429 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-15 01:45:43,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:45:43,430 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:45:43,430 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:45:43,430 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:45:43,430 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:45:43,430 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:45:43,431 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:45:43,431 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:45:43,431 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:45:43,431 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:45:43,431 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:45:43,431 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:45:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:45:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:45:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:45:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:45:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:45:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:45:43,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:45:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:45:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:45:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:45:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:45:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:45:43,433 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:45:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:45:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:45:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:45:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:45:43,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:45:44,523 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:45:44,524 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:45:44,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:45:44 BoogieIcfgContainer [2020-10-15 01:45:44,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:45:44,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:45:44,531 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:45:44,534 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:45:44,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:45:42" (1/3) ... [2020-10-15 01:45:44,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594873df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:45:44, skipping insertion in model container [2020-10-15 01:45:44,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:45:43" (2/3) ... [2020-10-15 01:45:44,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594873df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:45:44, skipping insertion in model container [2020-10-15 01:45:44,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:45:44" (3/3) ... [2020-10-15 01:45:44,537 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product61.cil.c [2020-10-15 01:45:44,546 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:45:44,553 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:45:44,564 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:45:44,586 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:45:44,586 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:45:44,586 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:45:44,586 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:45:44,587 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:45:44,587 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:45:44,587 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:45:44,587 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:45:44,608 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states. [2020-10-15 01:45:44,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-15 01:45:44,620 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:44,622 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:44,622 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:44,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:44,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1302944760, now seen corresponding path program 1 times [2020-10-15 01:45:44,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:44,637 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [27026670] [2020-10-15 01:45:44,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:44,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:45,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:45,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:45,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:46,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:46,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-10-15 01:45:46,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:45:46,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1955 [2020-10-15 01:45:46,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:46,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:46,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-15 01:45:46,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:46,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-15 01:45:46,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 12 [2020-10-15 01:45:47,306 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:47,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:47,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:47,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:47,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:47,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:47,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:47,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-15 01:45:47,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:47,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:47,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:47,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:47,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:47,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:47,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:47,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:47,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:47,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:47,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:47,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:47,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:47,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:47,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:47,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:47,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:47,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:47,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:47,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:47,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:47,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:47,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:47,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:47,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:47,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:47,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:47,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:47,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:47,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:47,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:47,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:47,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:47,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:47,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:47,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:47,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:47,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:47,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:47,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:47,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:47,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:47,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:47,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:47,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:47,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:47,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:47,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:47,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:47,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:47,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:47,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:45:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:47,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:47,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:47,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:47,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:47,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:45:47,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:47,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:47,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:47,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:47,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:47,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:47,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:45:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:47,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:47,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:47,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:47,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:47,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:45:47,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:47,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:47,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:45:47,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:47,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:47,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:47,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:45:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:47,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:47,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:47,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:47,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:47,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:47,507 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:47,507 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:47,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:47,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:47,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:47,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:47,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:45:47,521 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [27026670] [2020-10-15 01:45:47,523 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:45:47,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-15 01:45:47,524 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493325627] [2020-10-15 01:45:47,530 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-15 01:45:47,530 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:47,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-15 01:45:47,545 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:45:47,547 INFO L87 Difference]: Start difference. First operand 199 states. Second operand 7 states. [2020-10-15 01:45:48,146 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:49,260 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:49,656 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:50,029 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:45:50,345 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:52,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:52,336 INFO L93 Difference]: Finished difference Result 508 states and 686 transitions. [2020-10-15 01:45:52,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:45:52,339 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-15 01:45:52,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:52,354 INFO L225 Difference]: With dead ends: 508 [2020-10-15 01:45:52,354 INFO L226 Difference]: Without dead ends: 330 [2020-10-15 01:45:52,360 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:45:52,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2020-10-15 01:45:52,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 292. [2020-10-15 01:45:52,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 292 states. [2020-10-15 01:45:52,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 292 states and 361 transitions. [2020-10-15 01:45:52,502 INFO L78 Accepts]: Start accepts. Automaton has 292 states and 361 transitions. Word has length 52 [2020-10-15 01:45:52,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:52,503 INFO L479 AbstractCegarLoop]: Abstraction has 292 states and 361 transitions. [2020-10-15 01:45:52,503 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-15 01:45:52,503 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 361 transitions. [2020-10-15 01:45:52,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-15 01:45:52,509 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:52,509 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] [2020-10-15 01:45:52,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:45:52,510 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:52,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:52,510 INFO L82 PathProgramCache]: Analyzing trace with hash -122891591, now seen corresponding path program 1 times [2020-10-15 01:45:52,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:52,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [116559861] [2020-10-15 01:45:52,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:52,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:52,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:52,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-15 01:45:52,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:52,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 125 [2020-10-15 01:45:52,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:52,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:52,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:52,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:52,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-15 01:45:52,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:52,945 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:45:52,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:45:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:52,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:53,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:53,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:53,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:53,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-10-15 01:45:53,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:53,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:53,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:53,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:53,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:45:53,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:45:53,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:45:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:53,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:53,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:53,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:53,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:53,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:53,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:53,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:53,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:53,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:53,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:53,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:53,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:45:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:53,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:53,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:53,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:53,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:53,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:53,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:53,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:53,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:53,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:53,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:53,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:53,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:45:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:53,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:53,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:53,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:53,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:53,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:53,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:53,087 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:53,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:53,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:53,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:45:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:53,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:53,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:53,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:45:53,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:53,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:45:53,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:53,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:53,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:45:53,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:53,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:45:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:53,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:53,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:53,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:53,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:53,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:45:53,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:53,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:53,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:45:53,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:45:53,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:45:53,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:53,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 01:45:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:53,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:53,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:53,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:53,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:53,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:53,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:53,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:53,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:53,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:53,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:53,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-15 01:45:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:53,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:53,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:53,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:53,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:53,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:53,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:53,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:53,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:53,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:53,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-15 01:45:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:53,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:53,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:45:53,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:45:53,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:45:53,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:45:53,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:45:53,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:45:53,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:45:53,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:45:53,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:45:53,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:45:53,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:45:53,144 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [116559861] [2020-10-15 01:45:53,144 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:45:53,144 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 01:45:53,145 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845032883] [2020-10-15 01:45:53,146 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 01:45:53,147 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:45:53,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 01:45:53,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-15 01:45:53,147 INFO L87 Difference]: Start difference. First operand 292 states and 361 transitions. Second operand 5 states. [2020-10-15 01:45:53,593 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:45:54,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:45:54,908 INFO L93 Difference]: Finished difference Result 605 states and 790 transitions. [2020-10-15 01:45:54,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-15 01:45:54,910 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 61 [2020-10-15 01:45:54,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:45:54,915 INFO L225 Difference]: With dead ends: 605 [2020-10-15 01:45:54,916 INFO L226 Difference]: Without dead ends: 337 [2020-10-15 01:45:54,919 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:45:54,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2020-10-15 01:45:54,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 284. [2020-10-15 01:45:54,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2020-10-15 01:45:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 347 transitions. [2020-10-15 01:45:54,995 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 347 transitions. Word has length 61 [2020-10-15 01:45:54,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:45:54,996 INFO L479 AbstractCegarLoop]: Abstraction has 284 states and 347 transitions. [2020-10-15 01:45:54,996 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 01:45:54,996 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 347 transitions. [2020-10-15 01:45:54,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-15 01:45:54,999 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:45:55,000 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:45:55,000 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:45:55,000 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:45:55,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:45:55,001 INFO L82 PathProgramCache]: Analyzing trace with hash 671011768, now seen corresponding path program 1 times [2020-10-15 01:45:55,001 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:45:55,001 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1280069637] [2020-10-15 01:45:55,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:45:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:45:55,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:55,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:55,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:55,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:56,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:57,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:45:58,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 125 [2020-10-15 01:46:00,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 01:46:00,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 01:46:00,054 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,054 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-15 01:46:00,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-15 01:46:00,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 64 [2020-10-15 01:46:00,055 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,445 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:46:00,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:46:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:00,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-15 01:46:00,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:00,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:00,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:46:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:00,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:00,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:00,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:00,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:46:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:00,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:00,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:00,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:00,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:46:00,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:46:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:00,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:00,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:00,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:00,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:46:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:00,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:00,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:00,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:00,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:46:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:00,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:46:00,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:00,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:46:00,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:46:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:00,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:46:00,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:46:00,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:46:00,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-15 01:46:00,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-15 01:46:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,647 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-15 01:46:00,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:46:00,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-15 01:46:00,700 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,700 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:00,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-15 01:46:00,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:00,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 01:46:00,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:46:00,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:46:00,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:00,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-15 01:46:00,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:46:00,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:46:00,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:46:00,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:00,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:46:00,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:46:00,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:46:00,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:00,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:00,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:00,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:00,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:46:00,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-15 01:46:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:00,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:46:00,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:00,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:00,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-15 01:46:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:00,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:46:00,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:00,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:00,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:00,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:00,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-15 01:46:00,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:00,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:00,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:00,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:00,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:00,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:00,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:00,860 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:00,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:00,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:00,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:00,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:00,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:46:00,877 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1280069637] [2020-10-15 01:46:00,877 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:46:00,877 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-15 01:46:00,878 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637268101] [2020-10-15 01:46:00,878 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-15 01:46:00,878 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:46:00,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-15 01:46:00,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-10-15 01:46:00,879 INFO L87 Difference]: Start difference. First operand 284 states and 347 transitions. Second operand 14 states. [2020-10-15 01:46:01,432 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:02,199 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:02,783 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:46:03,843 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:46:04,229 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:46:04,754 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 188 [2020-10-15 01:46:05,075 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:46:05,337 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:46:05,704 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:46:05,958 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:46:06,297 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:46:06,693 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:46:08,037 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 190 [2020-10-15 01:46:08,405 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:46:08,671 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:46:09,267 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:46:10,016 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 191 [2020-10-15 01:46:10,321 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:46:10,605 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:46:12,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:46:12,110 INFO L93 Difference]: Finished difference Result 985 states and 1428 transitions. [2020-10-15 01:46:12,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-15 01:46:12,111 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 83 [2020-10-15 01:46:12,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:46:12,127 INFO L225 Difference]: With dead ends: 985 [2020-10-15 01:46:12,128 INFO L226 Difference]: Without dead ends: 629 [2020-10-15 01:46:12,136 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 746 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=578, Invalid=2178, Unknown=0, NotChecked=0, Total=2756 [2020-10-15 01:46:12,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2020-10-15 01:46:12,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 528. [2020-10-15 01:46:12,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2020-10-15 01:46:12,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 634 transitions. [2020-10-15 01:46:12,335 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 634 transitions. Word has length 83 [2020-10-15 01:46:12,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:46:12,337 INFO L479 AbstractCegarLoop]: Abstraction has 528 states and 634 transitions. [2020-10-15 01:46:12,338 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-15 01:46:12,338 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 634 transitions. [2020-10-15 01:46:12,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-15 01:46:12,342 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:46:12,342 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:46:12,342 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:46:12,343 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:46:12,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:46:12,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1297227280, now seen corresponding path program 1 times [2020-10-15 01:46:12,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:46:12,343 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1325417891] [2020-10-15 01:46:12,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:46:12,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:12,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:12,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:12,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-15 01:46:12,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:12,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 394 [2020-10-15 01:46:12,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:12,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:12,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:12,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-15 01:46:12,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:12,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:13,076 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:46:13,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:46:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:13,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-15 01:46:13,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,137 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:13,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:13,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:46:13,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:13,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:13,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:13,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:46:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:13,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:13,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:13,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:46:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:13,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:13,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:13,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:46:13,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:13,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:13,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,172 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:13,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:13,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:46:13,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:13,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:13,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,191 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:13,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 01:46:13,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-15 01:46:13,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-15 01:46:13,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,233 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:13,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-15 01:46:13,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:13,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 01:46:13,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:46:13,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:13,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:46:13,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:13,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:46:13,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 01:46:13,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:13,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:46:13,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:13,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:46:13,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:46:13,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,318 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:13,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:46:13,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:13,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:46:13,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:46:13,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:46:13,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:13,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:13,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:46:13,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:13,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:13,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 01:46:13,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:13,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 01:46:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:13,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:13,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:13,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-15 01:46:13,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:13,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:13,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:13,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:13,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 01:46:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:13,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:13,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:13,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:13,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:13,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:13,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:13,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:13,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:13,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:13,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:13,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:13,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:46:13,456 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1325417891] [2020-10-15 01:46:13,456 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:46:13,457 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-15 01:46:13,457 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560507854] [2020-10-15 01:46:13,458 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-15 01:46:13,459 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:46:13,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-15 01:46:13,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-15 01:46:13,460 INFO L87 Difference]: Start difference. First operand 528 states and 634 transitions. Second operand 8 states. [2020-10-15 01:46:14,645 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:14,882 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:15,159 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:16,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:46:16,576 INFO L93 Difference]: Finished difference Result 969 states and 1223 transitions. [2020-10-15 01:46:16,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-15 01:46:16,583 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2020-10-15 01:46:16,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:46:16,589 INFO L225 Difference]: With dead ends: 969 [2020-10-15 01:46:16,589 INFO L226 Difference]: Without dead ends: 590 [2020-10-15 01:46:16,591 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:46:16,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2020-10-15 01:46:16,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 528. [2020-10-15 01:46:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 528 states. [2020-10-15 01:46:16,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 633 transitions. [2020-10-15 01:46:16,691 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 633 transitions. Word has length 93 [2020-10-15 01:46:16,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:46:16,692 INFO L479 AbstractCegarLoop]: Abstraction has 528 states and 633 transitions. [2020-10-15 01:46:16,692 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-15 01:46:16,692 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 633 transitions. [2020-10-15 01:46:16,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-15 01:46:16,694 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:46:16,695 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:46:16,695 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:46:16,695 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:46:16,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:46:16,695 INFO L82 PathProgramCache]: Analyzing trace with hash 1956758802, now seen corresponding path program 1 times [2020-10-15 01:46:16,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:46:16,696 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1557175970] [2020-10-15 01:46:16,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:46:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:16,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-15 01:46:17,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 369 [2020-10-15 01:46:17,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:46:17,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-15 01:46:17,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:46:17,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,516 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:46:17,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:46:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:17,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 01:46:17,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:17,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,566 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:46:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:17,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:17,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:46:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:17,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:17,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:17,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:17,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:46:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:17,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:17,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:17,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:46:17,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:17,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,601 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:17,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:17,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:46:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:17,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:17,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:17,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 01:46:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-15 01:46:17,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-15 01:46:17,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:46:17,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:46:17,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:46:17,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:46:17,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-15 01:46:17,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-15 01:46:17,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:46:17,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 01:46:17,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:46:17,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:17,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:17,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-15 01:46:17,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 01:46:17,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:46:17,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:46:17,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:46:17,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:46:17,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 01:46:17,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:17,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:17,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:46:17,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:17,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:46:17,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:17,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:17,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:46:17,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:46:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:17,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:17,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-15 01:46:17,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-15 01:46:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:17,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:17,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,871 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:17,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-15 01:46:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:17,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:17,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:17,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 01:46:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:17,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:17,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:17,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:17,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:17,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:17,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:17,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:17,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:17,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:17,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:17,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:17,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 01:46:17,911 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1557175970] [2020-10-15 01:46:17,912 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:46:17,912 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:46:17,912 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262544489] [2020-10-15 01:46:17,913 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:46:17,913 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:46:17,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:46:17,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:46:17,914 INFO L87 Difference]: Start difference. First operand 528 states and 633 transitions. Second operand 9 states. [2020-10-15 01:46:18,953 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:19,203 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:46:19,474 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:19,715 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:21,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:46:21,255 INFO L93 Difference]: Finished difference Result 1099 states and 1383 transitions. [2020-10-15 01:46:21,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-15 01:46:21,255 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-15 01:46:21,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:46:21,261 INFO L225 Difference]: With dead ends: 1099 [2020-10-15 01:46:21,261 INFO L226 Difference]: Without dead ends: 595 [2020-10-15 01:46:21,264 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:46:21,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 595 states. [2020-10-15 01:46:21,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 595 to 535. [2020-10-15 01:46:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 535 states. [2020-10-15 01:46:21,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 640 transitions. [2020-10-15 01:46:21,401 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 640 transitions. Word has length 93 [2020-10-15 01:46:21,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:46:21,403 INFO L479 AbstractCegarLoop]: Abstraction has 535 states and 640 transitions. [2020-10-15 01:46:21,403 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:46:21,403 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 640 transitions. [2020-10-15 01:46:21,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-10-15 01:46:21,406 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:46:21,406 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:46:21,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:46:21,406 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:46:21,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:46:21,407 INFO L82 PathProgramCache]: Analyzing trace with hash -2046113513, now seen corresponding path program 1 times [2020-10-15 01:46:21,407 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:46:21,408 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1571540722] [2020-10-15 01:46:21,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:46:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:21,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:21,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 153 [2020-10-15 01:46:25,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:46:25,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3665 [2020-10-15 01:46:25,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-15 01:46:25,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:25,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 108 [2020-10-15 01:46:25,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:25,531 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:46:25,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:46:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:25,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-15 01:46:25,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:25,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:46:25,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:25,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:46:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:25,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:25,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,663 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:25,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:46:25,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:25,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:46:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:25,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:25,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,670 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:46:25,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:25,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:46:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:25,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:25,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:25,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:25,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:25,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:46:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:25,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:25,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:25,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:46:25,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:25,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:46:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:25,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:25,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:25,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:25,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:25,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 01:46:25,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-15 01:46:25,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-15 01:46:25,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:46:25,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-15 01:46:25,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 01:46:25,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:25,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:25,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-15 01:46:25,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 01:46:25,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:46:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-15 01:46:25,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:25,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-15 01:46:25,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-15 01:46:25,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:46:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-15 01:46:25,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:25,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:46:25,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:25,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:25,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:25,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:46:25,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:25,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:25,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:25,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:25,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:46:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 01:46:25,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 01:46:25,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:46:25,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-15 01:46:25,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:25,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:25,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:25,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:25,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:46:25,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:25,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:46:25,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:25,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:46:25,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:25,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:46:25,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:26,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:26,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:26,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:26,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:26,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:26,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:26,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:26,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:26,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:46:26,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:26,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:46:26,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:26,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-15 01:46:26,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:26,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:26,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:26,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:26,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:26,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:26,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:26,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:26,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:26,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:26,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:26,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:26,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-15 01:46:26,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:26,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:26,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:26,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:26,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:26,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:26,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:26,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:26,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:26,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:26,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:26,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:26,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-15 01:46:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:26,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:26,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:26,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:26,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:26,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:26,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:26,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:26,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:26,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:26,093 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:46:26,094 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1571540722] [2020-10-15 01:46:26,094 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:46:26,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:46:26,095 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689641488] [2020-10-15 01:46:26,096 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:46:26,097 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:46:26,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:46:26,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:46:26,102 INFO L87 Difference]: Start difference. First operand 535 states and 640 transitions. Second operand 12 states. [2020-10-15 01:46:27,205 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:46:28,027 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:46:29,009 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:29,386 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:29,718 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:46:30,024 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:46:30,373 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:46:30,676 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:46:31,254 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 191 [2020-10-15 01:46:31,577 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:46:31,945 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:46:32,298 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 198 [2020-10-15 01:46:35,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:46:35,707 INFO L93 Difference]: Finished difference Result 1596 states and 2010 transitions. [2020-10-15 01:46:35,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-15 01:46:35,708 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 105 [2020-10-15 01:46:35,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:46:35,715 INFO L225 Difference]: With dead ends: 1596 [2020-10-15 01:46:35,715 INFO L226 Difference]: Without dead ends: 1085 [2020-10-15 01:46:35,718 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2020-10-15 01:46:35,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2020-10-15 01:46:35,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 993. [2020-10-15 01:46:35,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 993 states. [2020-10-15 01:46:35,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1174 transitions. [2020-10-15 01:46:35,887 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1174 transitions. Word has length 105 [2020-10-15 01:46:35,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:46:35,888 INFO L479 AbstractCegarLoop]: Abstraction has 993 states and 1174 transitions. [2020-10-15 01:46:35,888 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:46:35,888 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1174 transitions. [2020-10-15 01:46:35,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-15 01:46:35,892 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:46:35,892 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:46:35,892 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:46:35,892 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:46:35,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:46:35,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1643042107, now seen corresponding path program 1 times [2020-10-15 01:46:35,893 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:46:35,893 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [93383403] [2020-10-15 01:46:35,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:46:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:35,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:36,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:36,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:36,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-15 01:46:36,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:46:36,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 954 [2020-10-15 01:46:36,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:36,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:36,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:46:36,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-15 01:46:36,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 82 [2020-10-15 01:46:36,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:37,191 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:46:37,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:46:37,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:37,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-15 01:46:37,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,220 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:37,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:46:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:37,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:37,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:46:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:37,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:46:37,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:37,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:46:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:37,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:37,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:37,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:46:37,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:37,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:37,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:37,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:46:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:37,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:37,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,267 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:37,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:46:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:37,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:37,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:37,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:46:37,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:37,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-15 01:46:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-15 01:46:37,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-15 01:46:37,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:37,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-15 01:46:37,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:37,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-15 01:46:37,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:46:37,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-15 01:46:37,353 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:46:37,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,354 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:46:37,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:46:37,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:46:37,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:37,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:46:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-15 01:46:37,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:46:37,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:46:37,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:37,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,389 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:37,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:37,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-15 01:46:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:37,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:46:37,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:37,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:37,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:37,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-15 01:46:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:37,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:37,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:37,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-15 01:46:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:37,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:37,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:37,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:37,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:37,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:37,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:37,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:46:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:37,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:37,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-15 01:46:37,469 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [93383403] [2020-10-15 01:46:37,470 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:46:37,470 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-15 01:46:37,471 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902612878] [2020-10-15 01:46:37,471 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-15 01:46:37,471 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:46:37,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-15 01:46:37,472 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-15 01:46:37,472 INFO L87 Difference]: Start difference. First operand 993 states and 1174 transitions. Second operand 10 states. [2020-10-15 01:46:38,460 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:46:39,231 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:46:39,641 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:40,430 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:40,745 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:43,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:46:43,174 INFO L93 Difference]: Finished difference Result 2084 states and 2636 transitions. [2020-10-15 01:46:43,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-15 01:46:43,175 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 109 [2020-10-15 01:46:43,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:46:43,182 INFO L225 Difference]: With dead ends: 2084 [2020-10-15 01:46:43,183 INFO L226 Difference]: Without dead ends: 1091 [2020-10-15 01:46:43,187 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2020-10-15 01:46:43,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1091 states. [2020-10-15 01:46:43,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1091 to 921. [2020-10-15 01:46:43,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 921 states. [2020-10-15 01:46:43,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 921 states and 1081 transitions. [2020-10-15 01:46:43,344 INFO L78 Accepts]: Start accepts. Automaton has 921 states and 1081 transitions. Word has length 109 [2020-10-15 01:46:43,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:46:43,344 INFO L479 AbstractCegarLoop]: Abstraction has 921 states and 1081 transitions. [2020-10-15 01:46:43,344 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-15 01:46:43,344 INFO L276 IsEmpty]: Start isEmpty. Operand 921 states and 1081 transitions. [2020-10-15 01:46:43,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-15 01:46:43,349 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:46:43,350 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:46:43,350 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:46:43,350 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:46:43,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:46:43,351 INFO L82 PathProgramCache]: Analyzing trace with hash 47600249, now seen corresponding path program 1 times [2020-10-15 01:46:43,351 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:46:43,351 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1047435520] [2020-10-15 01:46:43,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:46:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:43,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:43,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:43,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 159 [2020-10-15 01:46:43,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:43,656 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 275 [2020-10-15 01:46:43,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:43,656 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:43,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:46:43,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 116 [2020-10-15 01:46:43,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-15 01:46:43,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:43,921 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:46:43,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:46:43,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:43,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:43,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:43,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:43,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:43,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-15 01:46:43,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:43,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:43,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:43,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:43,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:43,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:43,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:46:43,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:43,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:43,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:43,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:43,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:43,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:43,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:43,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:43,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:43,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:43,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:43,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:43,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:46:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:43,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:43,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:43,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:43,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:43,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:43,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:43,974 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:43,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:43,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:43,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:43,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:43,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:46:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:43,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:43,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:43,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:43,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:43,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:43,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:43,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:43,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:43,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:43,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:43,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:43,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:46:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:43,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:43,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:43,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:46:43,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:43,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:43,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:43,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:43,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:43,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:43,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:43,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:43,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-15 01:46:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:43,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:43,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:44,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:44,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:44,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:44,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-15 01:46:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 68 [2020-10-15 01:46:44,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:46:44,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 01:46:44,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:46:44,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:46:44,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-15 01:46:44,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:46:44,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:46:44,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-15 01:46:44,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:46:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:46:44,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:44,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,098 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:44,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:44,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:46:44,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:44,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:44,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:46:44,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:46:44,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-15 01:46:44,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 01:46:44,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:44,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:46:44,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:44,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:44,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:44,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:46:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:46:44,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:46:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:46:44,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:46:44,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:44,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:46:44,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:46:44,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-15 01:46:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:44,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:44,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:44,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-15 01:46:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:46:44,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:46:44,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:44,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:44,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-15 01:46:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:46:44,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:46:44,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:46:44,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:46:44,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:46:44,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:46:44,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:46:44,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:46:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:46:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:46:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:46:44,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:46:44,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-15 01:46:44,183 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1047435520] [2020-10-15 01:46:44,184 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:46:44,184 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:46:44,184 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499201877] [2020-10-15 01:46:44,185 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:46:44,185 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:46:44,185 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:46:44,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:46:44,185 INFO L87 Difference]: Start difference. First operand 921 states and 1081 transitions. Second operand 9 states. [2020-10-15 01:46:45,533 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-15 01:46:46,019 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:46,397 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:46,689 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-15 01:46:47,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:46:47,704 INFO L93 Difference]: Finished difference Result 1870 states and 2236 transitions. [2020-10-15 01:46:47,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-15 01:46:47,705 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 109 [2020-10-15 01:46:47,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:46:47,706 INFO L225 Difference]: With dead ends: 1870 [2020-10-15 01:46:47,706 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:46:47,711 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2020-10-15 01:46:47,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:46:47,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:46:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:46:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:46:47,712 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 109 [2020-10-15 01:46:47,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:46:47,712 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:46:47,712 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:46:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:46:47,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:46:47,713 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 01:46:47,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:46:49,806 WARN L193 SmtUtils]: Spent 796.00 ms on a formula simplification. DAG size of input: 295 DAG size of output: 247 [2020-10-15 01:46:53,649 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 169 [2020-10-15 01:46:55,845 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 290 DAG size of output: 237 [2020-10-15 01:46:55,991 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 169 [2020-10-15 01:46:57,013 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-10-15 01:46:58,033 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 166 DAG size of output: 28 [2020-10-15 01:46:58,199 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-15 01:46:58,410 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-10-15 01:46:58,623 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-10-15 01:46:58,786 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 1 [2020-10-15 01:46:59,010 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-10-15 01:47:00,071 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 166 DAG size of output: 32 [2020-10-15 01:47:00,727 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-15 01:47:01,560 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 27 [2020-10-15 01:47:02,531 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 31 [2020-10-15 01:47:05,173 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 203 DAG size of output: 49 [2020-10-15 01:47:05,918 WARN L193 SmtUtils]: Spent 740.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 29 [2020-10-15 01:47:06,144 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2020-10-15 01:47:06,386 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-15 01:47:06,972 WARN L193 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-15 01:47:07,599 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-15 01:47:08,619 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 191 DAG size of output: 33 [2020-10-15 01:47:08,819 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-15 01:47:09,853 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 175 DAG size of output: 27 [2020-10-15 01:47:10,616 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 30 [2020-10-15 01:47:10,786 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-15 01:47:11,398 WARN L193 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 28 [2020-10-15 01:47:11,934 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-15 01:47:12,143 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 31 [2020-10-15 01:47:12,764 WARN L193 SmtUtils]: Spent 617.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 28 [2020-10-15 01:47:13,166 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 28 [2020-10-15 01:47:13,362 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-10-15 01:47:14,311 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 30 [2020-10-15 01:47:14,933 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 28 [2020-10-15 01:47:15,134 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-10-15 01:47:15,298 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-15 01:47:16,282 WARN L193 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 28 [2020-10-15 01:47:16,977 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 28 [2020-10-15 01:47:18,022 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 166 DAG size of output: 28 [2020-10-15 01:47:18,471 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-15 01:47:19,705 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 189 DAG size of output: 36 [2020-10-15 01:47:20,378 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 28 [2020-10-15 01:47:20,546 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-15 01:47:20,760 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-10-15 01:47:20,933 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 1 [2020-10-15 01:47:23,088 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 191 DAG size of output: 43 [2020-10-15 01:47:23,243 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 1 [2020-10-15 01:47:23,628 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 29 [2020-10-15 01:47:24,007 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 28 [2020-10-15 01:47:24,540 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2020-10-15 01:47:24,754 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-10-15 01:47:24,921 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-15 01:47:25,143 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2020-10-15 01:47:25,427 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 20 [2020-10-15 01:47:25,601 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 1 [2020-10-15 01:47:26,275 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 28 [2020-10-15 01:47:26,405 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 26 [2020-10-15 01:47:26,571 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-15 01:47:27,260 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 28 [2020-10-15 01:47:27,855 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 21 [2020-10-15 01:47:28,030 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-15 01:47:28,823 WARN L193 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 30 [2020-10-15 01:47:28,998 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-10-15 01:47:29,735 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 28 [2020-10-15 01:47:29,739 INFO L268 CegarLoopResult]: For program point L723(lines 723 727) no Hoare annotation was computed. [2020-10-15 01:47:29,740 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 692 747) no Hoare annotation was computed. [2020-10-15 01:47:29,740 INFO L268 CegarLoopResult]: For program point L723-1(lines 723 727) no Hoare annotation was computed. [2020-10-15 01:47:29,740 INFO L268 CegarLoopResult]: For program point L718(line 718) no Hoare annotation was computed. [2020-10-15 01:47:29,740 INFO L268 CegarLoopResult]: For program point L717-2(lines 717 738) no Hoare annotation was computed. [2020-10-15 01:47:29,741 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 692 747) no Hoare annotation was computed. [2020-10-15 01:47:29,741 INFO L268 CegarLoopResult]: For program point L739(lines 716 740) no Hoare annotation was computed. [2020-10-15 01:47:29,741 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 692 747) no Hoare annotation was computed. [2020-10-15 01:47:29,741 INFO L268 CegarLoopResult]: For program point L800(lines 773 801) no Hoare annotation was computed. [2020-10-15 01:47:29,742 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-10-15 01:47:29,742 INFO L268 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-10-15 01:47:29,742 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 748 807) no Hoare annotation was computed. [2020-10-15 01:47:29,742 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 748 807) no Hoare annotation was computed. [2020-10-15 01:47:29,742 INFO L268 CegarLoopResult]: For program point L780(lines 780 784) no Hoare annotation was computed. [2020-10-15 01:47:29,742 INFO L268 CegarLoopResult]: For program point L780-1(lines 780 784) no Hoare annotation was computed. [2020-10-15 01:47:29,742 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 748 807) no Hoare annotation was computed. [2020-10-15 01:47:29,743 INFO L268 CegarLoopResult]: For program point L775(line 775) no Hoare annotation was computed. [2020-10-15 01:47:29,743 INFO L268 CegarLoopResult]: For program point L774-2(lines 774 799) no Hoare annotation was computed. [2020-10-15 01:47:29,743 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 623 629) the Hoare annotation is: true [2020-10-15 01:47:29,743 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 623 629) no Hoare annotation was computed. [2020-10-15 01:47:29,743 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 630 638) no Hoare annotation was computed. [2020-10-15 01:47:29,743 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 630 638) the Hoare annotation is: true [2020-10-15 01:47:29,744 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 630 638) no Hoare annotation was computed. [2020-10-15 01:47:29,744 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 547 569) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (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)|))) [2020-10-15 01:47:29,744 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 547 569) no Hoare annotation was computed. [2020-10-15 01:47:29,744 INFO L264 CegarLoopResult]: At program point L559(line 559) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (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)|))) [2020-10-15 01:47:29,744 INFO L264 CegarLoopResult]: At program point L559-1(line 559) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (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)|))) [2020-10-15 01:47:29,744 INFO L268 CegarLoopResult]: For program point L557(lines 557 564) no Hoare annotation was computed. [2020-10-15 01:47:29,744 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 547 569) no Hoare annotation was computed. [2020-10-15 01:47:29,745 INFO L268 CegarLoopResult]: For program point L557-1(lines 557 564) no Hoare annotation was computed. [2020-10-15 01:47:29,745 INFO L268 CegarLoopResult]: For program point L555(line 555) no Hoare annotation was computed. [2020-10-15 01:47:29,745 INFO L264 CegarLoopResult]: At program point L554(line 554) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (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)|))) [2020-10-15 01:47:29,745 INFO L264 CegarLoopResult]: At program point L553(line 553) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (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)|))) [2020-10-15 01:47:29,745 INFO L264 CegarLoopResult]: At program point L553-1(line 553) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (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)|))) [2020-10-15 01:47:29,745 INFO L268 CegarLoopResult]: For program point L513(line 513) no Hoare annotation was computed. [2020-10-15 01:47:29,745 INFO L268 CegarLoopResult]: For program point L512(line 512) no Hoare annotation was computed. [2020-10-15 01:47:29,745 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 503 526) no Hoare annotation was computed. [2020-10-15 01:47:29,745 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point L510(line 510) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point L509(line 509) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 503 526) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 503 526) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point L521(line 521) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point L518(line 518) no Hoare annotation was computed. [2020-10-15 01:47:29,746 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-10-15 01:47:29,747 INFO L268 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-15 01:47:29,747 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-10-15 01:47:29,747 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-10-15 01:47:29,747 INFO L264 CegarLoopResult]: At program point L190(line 190) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse1 .cse7 .cse2 .cse3) (or .cse4 .cse7 .cse5 .cse2 .cse6))) [2020-10-15 01:47:29,747 INFO L268 CegarLoopResult]: For program point L188(lines 188 196) no Hoare annotation was computed. [2020-10-15 01:47:29,747 INFO L264 CegarLoopResult]: At program point L186(line 186) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse1 .cse7 .cse2 .cse3) (or .cse4 .cse7 .cse5 .cse2 .cse6))) [2020-10-15 01:47:29,747 INFO L268 CegarLoopResult]: For program point L186-1(line 186) no Hoare annotation was computed. [2020-10-15 01:47:29,747 INFO L268 CegarLoopResult]: For program point L184(lines 184 201) no Hoare annotation was computed. [2020-10-15 01:47:29,748 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 180 204) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3 .cse7) (or .cse0 .cse5 .cse2 .cse3 .cse7) (or .cse1 .cse6 .cse2 .cse3 .cse4))) [2020-10-15 01:47:29,748 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 180 204) no Hoare annotation was computed. [2020-10-15 01:47:29,748 INFO L264 CegarLoopResult]: At program point L199(line 199) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3) (or .cse5 .cse4 .cse6 .cse2 .cse7) (or .cse0 .cse5 .cse6 .cse2 .cse7))) [2020-10-15 01:47:29,748 INFO L268 CegarLoopResult]: For program point L199-1(lines 180 204) no Hoare annotation was computed. [2020-10-15 01:47:29,748 INFO L264 CegarLoopResult]: At program point L194(line 194) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse1 .cse7 .cse2 .cse3) (or .cse4 .cse7 .cse5 .cse2 .cse6))) [2020-10-15 01:47:29,749 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 275 283) no Hoare annotation was computed. [2020-10-15 01:47:29,749 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 275 283) the Hoare annotation is: true [2020-10-15 01:47:29,749 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 275 283) no Hoare annotation was computed. [2020-10-15 01:47:29,749 INFO L268 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-10-15 01:47:29,749 INFO L271 CegarLoopResult]: At program point L346(line 346) the Hoare annotation is: true [2020-10-15 01:47:29,749 INFO L268 CegarLoopResult]: For program point L348-2(lines 348 352) no Hoare annotation was computed. [2020-10-15 01:47:29,749 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 339 357) the Hoare annotation is: true [2020-10-15 01:47:29,749 INFO L268 CegarLoopResult]: For program point L346-1(line 346) no Hoare annotation was computed. [2020-10-15 01:47:29,750 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 339 357) no Hoare annotation was computed. [2020-10-15 01:47:29,750 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 339 357) no Hoare annotation was computed. [2020-10-15 01:47:29,750 INFO L268 CegarLoopResult]: For program point L291-2(lines 291 299) no Hoare annotation was computed. [2020-10-15 01:47:29,750 INFO L268 CegarLoopResult]: For program point L314(line 314) no Hoare annotation was computed. [2020-10-15 01:47:29,750 INFO L268 CegarLoopResult]: For program point L314-1(line 314) no Hoare annotation was computed. [2020-10-15 01:47:29,750 INFO L268 CegarLoopResult]: For program point L303(lines 303 311) no Hoare annotation was computed. [2020-10-15 01:47:29,750 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 284 319) no Hoare annotation was computed. [2020-10-15 01:47:29,750 INFO L268 CegarLoopResult]: For program point L303-2(lines 303 311) no Hoare annotation was computed. [2020-10-15 01:47:29,750 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 284 319) no Hoare annotation was computed. [2020-10-15 01:47:29,751 INFO L268 CegarLoopResult]: For program point L291(lines 291 299) no Hoare annotation was computed. [2020-10-15 01:47:29,751 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 284 319) no Hoare annotation was computed. [2020-10-15 01:47:29,751 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 616 622) no Hoare annotation was computed. [2020-10-15 01:47:29,751 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 616 622) the Hoare annotation is: true [2020-10-15 01:47:29,751 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 646 691) no Hoare annotation was computed. [2020-10-15 01:47:29,751 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 646 691) no Hoare annotation was computed. [2020-10-15 01:47:29,751 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 646 691) no Hoare annotation was computed. [2020-10-15 01:47:29,751 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 959 1004) no Hoare annotation was computed. [2020-10-15 01:47:29,752 INFO L268 CegarLoopResult]: For program point L979(lines 979 986) no Hoare annotation was computed. [2020-10-15 01:47:29,752 INFO L268 CegarLoopResult]: For program point L973(lines 973 993) no Hoare annotation was computed. [2020-10-15 01:47:29,752 INFO L268 CegarLoopResult]: For program point L973-1(lines 973 993) no Hoare annotation was computed. [2020-10-15 01:47:29,752 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 959 1004) no Hoare annotation was computed. [2020-10-15 01:47:29,752 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 959 1004) no Hoare annotation was computed. [2020-10-15 01:47:29,752 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 534 543) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (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)|))) [2020-10-15 01:47:29,752 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 534 543) no Hoare annotation was computed. [2020-10-15 01:47:29,752 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 534 543) no Hoare annotation was computed. [2020-10-15 01:47:29,752 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 264 274) the Hoare annotation is: true [2020-10-15 01:47:29,753 INFO L271 CegarLoopResult]: At program point L269(line 269) the Hoare annotation is: true [2020-10-15 01:47:29,753 INFO L268 CegarLoopResult]: For program point L269-1(line 269) no Hoare annotation was computed. [2020-10-15 01:47:29,753 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 264 274) no Hoare annotation was computed. [2020-10-15 01:47:29,753 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 264 274) no Hoare annotation was computed. [2020-10-15 01:47:29,753 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 256 263) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-15 01:47:29,753 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 256 263) no Hoare annotation was computed. [2020-10-15 01:47:29,753 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 256 263) no Hoare annotation was computed. [2020-10-15 01:47:29,753 INFO L268 CegarLoopResult]: For program point L443(lines 443 449) no Hoare annotation was computed. [2020-10-15 01:47:29,754 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 439 452) no Hoare annotation was computed. [2020-10-15 01:47:29,754 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 439 452) the Hoare annotation is: true [2020-10-15 01:47:29,754 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 439 452) no Hoare annotation was computed. [2020-10-15 01:47:29,754 INFO L264 CegarLoopResult]: At program point L225(line 225) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3) (or .cse5 .cse4 .cse6 .cse2 .cse7) (or .cse0 .cse5 .cse6 .cse2 .cse7))) [2020-10-15 01:47:29,754 INFO L268 CegarLoopResult]: For program point L225-1(lines 206 230) no Hoare annotation was computed. [2020-10-15 01:47:29,754 INFO L264 CegarLoopResult]: At program point L220(line 220) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse1 .cse7 .cse2 .cse3) (or .cse4 .cse7 .cse5 .cse2 .cse6))) [2020-10-15 01:47:29,755 INFO L264 CegarLoopResult]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse1 .cse7 .cse2 .cse3) (or .cse4 .cse7 .cse5 .cse2 .cse6))) [2020-10-15 01:47:29,755 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 206 230) no Hoare annotation was computed. [2020-10-15 01:47:29,755 INFO L268 CegarLoopResult]: For program point L214(lines 214 222) no Hoare annotation was computed. [2020-10-15 01:47:29,755 INFO L264 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse1 .cse7 .cse2 .cse3) (or .cse4 .cse7 .cse5 .cse2 .cse6))) [2020-10-15 01:47:29,755 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 206 230) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3 .cse7) (or .cse0 .cse5 .cse2 .cse3 .cse7) (or .cse1 .cse6 .cse2 .cse3 .cse4))) [2020-10-15 01:47:29,755 INFO L268 CegarLoopResult]: For program point L212-1(line 212) no Hoare annotation was computed. [2020-10-15 01:47:29,755 INFO L268 CegarLoopResult]: For program point L210(lines 210 227) no Hoare annotation was computed. [2020-10-15 01:47:29,755 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 146 152) no Hoare annotation was computed. [2020-10-15 01:47:29,756 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 146 152) the Hoare annotation is: true [2020-10-15 01:47:29,756 INFO L264 CegarLoopResult]: At program point L97(lines 54 99) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (and .cse4 .cse2 .cse1) (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~waterLevel~0 1) .cse3 .cse4))) [2020-10-15 01:47:29,756 INFO L268 CegarLoopResult]: For program point L64(lines 64 70) no Hoare annotation was computed. [2020-10-15 01:47:29,756 INFO L264 CegarLoopResult]: At program point testENTRY(lines 44 107) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (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)|))) [2020-10-15 01:47:29,756 INFO L268 CegarLoopResult]: For program point L64-1(lines 64 70) no Hoare annotation was computed. [2020-10-15 01:47:29,756 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-10-15 01:47:29,756 INFO L268 CegarLoopResult]: For program point testFINAL(lines 44 107) no Hoare annotation was computed. [2020-10-15 01:47:29,756 INFO L264 CegarLoopResult]: At program point L100(lines 53 101) the Hoare annotation is: (let ((.cse0 (<= ~waterLevel~0 2))) (or (and (<= 1 ~methaneLevelCritical~0) .cse0) (<= ~waterLevel~0 1) (not (= |old(~waterLevel~0)| 1)) (and (<= 1 ~pumpRunning~0) (= ~methaneLevelCritical~0 0) .cse0) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-15 01:47:29,757 INFO L268 CegarLoopResult]: For program point L90(lines 90 94) no Hoare annotation was computed. [2020-10-15 01:47:29,757 INFO L264 CegarLoopResult]: At program point L90-2(lines 84 95) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (and .cse4 .cse2 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse4 .cse2))) [2020-10-15 01:47:29,757 INFO L268 CegarLoopResult]: For program point L55(lines 54 99) no Hoare annotation was computed. [2020-10-15 01:47:29,757 INFO L268 CegarLoopResult]: For program point L84(lines 84 95) no Hoare annotation was computed. [2020-10-15 01:47:29,757 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~methaneLevelCritical~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse0 .cse3 .cse2) (and .cse4 .cse2 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 .cse4 .cse2))) [2020-10-15 01:47:29,757 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-10-15 01:47:29,758 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-10-15 01:47:29,758 INFO L268 CegarLoopResult]: For program point testEXIT(lines 44 107) no Hoare annotation was computed. [2020-10-15 01:47:29,758 INFO L264 CegarLoopResult]: At program point L66(line 66) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse1 (<= 1 ~methaneLevelCritical~0))) (or (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2) (and .cse0 (= ~methaneLevelCritical~0 0) .cse2) (and (= ~pumpRunning~0 0) .cse2 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (<= ~waterLevel~0 1) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-15 01:47:29,758 INFO L268 CegarLoopResult]: For program point L927(lines 927 947) no Hoare annotation was computed. [2020-10-15 01:47:29,758 INFO L268 CegarLoopResult]: For program point L927-1(lines 927 947) no Hoare annotation was computed. [2020-10-15 01:47:29,758 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 913 958) no Hoare annotation was computed. [2020-10-15 01:47:29,758 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 913 958) no Hoare annotation was computed. [2020-10-15 01:47:29,758 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 913 958) no Hoare annotation was computed. [2020-10-15 01:47:29,759 INFO L268 CegarLoopResult]: For program point L933(lines 933 940) no Hoare annotation was computed. [2020-10-15 01:47:29,759 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 231 238) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-15 01:47:29,759 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 231 238) no Hoare annotation was computed. [2020-10-15 01:47:29,759 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 231 238) no Hoare annotation was computed. [2020-10-15 01:47:29,759 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 453 461) no Hoare annotation was computed. [2020-10-15 01:47:29,759 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 453 461) the Hoare annotation is: true [2020-10-15 01:47:29,759 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 453 461) no Hoare annotation was computed. [2020-10-15 01:47:29,759 INFO L268 CegarLoopResult]: For program point L415(lines 415 423) no Hoare annotation was computed. [2020-10-15 01:47:29,759 INFO L268 CegarLoopResult]: For program point L415-2(lines 415 423) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 407 429) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 407 429) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 407 429) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 606 615) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 606 615) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 606 615) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 810 912) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point L861(lines 861 865) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point L859-2(lines 859 879) no Hoare annotation was computed. [2020-10-15 01:47:29,760 INFO L268 CegarLoopResult]: For program point L880(lines 858 881) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point L839(lines 839 855) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 810 912) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point L899(lines 899 906) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point L860(lines 859 879) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point L891-1(line 891) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point L856(lines 856 897) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 810 912) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point L875(line 875) no Hoare annotation was computed. [2020-10-15 01:47:29,761 INFO L268 CegarLoopResult]: For program point L875-1(line 875) no Hoare annotation was computed. [2020-10-15 01:47:29,762 INFO L268 CegarLoopResult]: For program point L834(lines 834 838) no Hoare annotation was computed. [2020-10-15 01:47:29,762 INFO L268 CegarLoopResult]: For program point L898(lines 898 909) no Hoare annotation was computed. [2020-10-15 01:47:29,762 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:47:29,762 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string24.base| |old(#t~string24.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:47:29,762 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:47:29,763 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 239 255) no Hoare annotation was computed. [2020-10-15 01:47:29,763 INFO L264 CegarLoopResult]: At program point L250(line 250) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (and (< 0 (+ activatePump_~tmp~4 1)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= activatePump_~tmp~4 ~methaneLevelCritical~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-15 01:47:29,763 INFO L268 CegarLoopResult]: For program point L250-1(lines 239 255) no Hoare annotation was computed. [2020-10-15 01:47:29,763 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 239 255) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-15 01:47:29,763 INFO L268 CegarLoopResult]: For program point L246(lines 246 252) no Hoare annotation was computed. [2020-10-15 01:47:29,763 INFO L264 CegarLoopResult]: At program point L244(line 244) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3))) [2020-10-15 01:47:29,764 INFO L268 CegarLoopResult]: For program point L244-1(line 244) no Hoare annotation was computed. [2020-10-15 01:47:29,764 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 320 338) no Hoare annotation was computed. [2020-10-15 01:47:29,764 INFO L268 CegarLoopResult]: For program point L329(lines 329 333) no Hoare annotation was computed. [2020-10-15 01:47:29,764 INFO L271 CegarLoopResult]: At program point L327(line 327) the Hoare annotation is: true [2020-10-15 01:47:29,764 INFO L268 CegarLoopResult]: For program point L329-2(lines 329 333) no Hoare annotation was computed. [2020-10-15 01:47:29,764 INFO L268 CegarLoopResult]: For program point L327-1(line 327) no Hoare annotation was computed. [2020-10-15 01:47:29,764 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 320 338) the Hoare annotation is: true [2020-10-15 01:47:29,764 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 320 338) no Hoare annotation was computed. [2020-10-15 01:47:29,764 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 430 438) the Hoare annotation is: true [2020-10-15 01:47:29,765 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 430 438) no Hoare annotation was computed. [2020-10-15 01:47:29,765 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 430 438) no Hoare annotation was computed. [2020-10-15 01:47:29,765 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 386 397) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse6 .cse2 .cse7) (or .cse0 .cse1 .cse6 .cse2 .cse7) (or .cse5 .cse1 .cse2 .cse3 .cse4))) [2020-10-15 01:47:29,765 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 386 397) no Hoare annotation was computed. [2020-10-15 01:47:29,765 INFO L268 CegarLoopResult]: For program point L390-1(lines 386 397) no Hoare annotation was computed. [2020-10-15 01:47:29,765 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:47:29,766 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:47:29,766 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:47:29,766 INFO L264 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (let ((.cse1 (and .cse6 .cse8 .cse7 .cse4 (<= ~waterLevel~0 2))) (.cse3 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not .cse8))) (and (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse1 .cse2) (or .cse3 .cse2 .cse4) (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse5 .cse2) (or (and .cse6 .cse7) .cse3 .cse2) (or .cse0 .cse5 .cse2 .cse4)))) [2020-10-15 01:47:29,766 INFO L268 CegarLoopResult]: For program point L126(lines 125 144) no Hoare annotation was computed. [2020-10-15 01:47:29,766 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 122 145) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0))) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse3))) [2020-10-15 01:47:29,767 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 122 145) no Hoare annotation was computed. [2020-10-15 01:47:29,767 INFO L264 CegarLoopResult]: At program point L135(line 135) the Hoare annotation is: (let ((.cse11 (= 1 ~systemActive~0)) (.cse10 (<= ~waterLevel~0 1)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse9 (not (= |old(~pumpRunning~0)| 0)))) (let ((.cse0 (and .cse10 .cse6 .cse7 .cse9)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (and .cse6 .cse7)) (.cse3 (not .cse11)) (.cse4 (and .cse10 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse11 .cse7 .cse9))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse3 .cse5 .cse4) (or .cse0 (and .cse6 .cse7 .cse5) .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse4) (or .cse8 .cse1 .cse2 .cse3 .cse9) (or .cse8 (not (<= |old(~waterLevel~0)| 1)) .cse3 .cse4)))) [2020-10-15 01:47:29,767 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 122 145) no Hoare annotation was computed. [2020-10-15 01:47:29,767 INFO L264 CegarLoopResult]: At program point L133(lines 133 139) the Hoare annotation is: (let ((.cse4 (= |old(~pumpRunning~0)| 0))) (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (<= ~waterLevel~0 1)) (.cse16 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse17 (= 1 ~systemActive~0)) (.cse12 (not .cse4)) (.cse3 (= ~pumpRunning~0 0))) (let ((.cse11 (<= 1 ~pumpRunning~0)) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (not (<= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and .cse6 .cse16 .cse17 .cse12 .cse3)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not .cse17)) (.cse14 (and .cse6 .cse16 .cse17 .cse0 .cse12))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse2) (or .cse5 (and .cse6 .cse9 .cse0) .cse10 (and .cse11 .cse9) .cse2 .cse12) (or .cse5 .cse13 .cse7 .cse9 .cse2 .cse14) (or .cse15 .cse16 .cse8 .cse10 .cse2) (or .cse11 .cse5 .cse7 .cse0 .cse2 .cse12) (or .cse15 .cse7 .cse16 .cse8 .cse2) (or .cse5 .cse8 .cse10 .cse2 (and .cse6 .cse3) (and .cse6 .cse0)) (or .cse13 .cse9 .cse1 .cse2 .cse14))))) [2020-10-15 01:47:29,767 INFO L264 CegarLoopResult]: At program point L483-2(lines 483 497) the Hoare annotation is: (let ((.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (and .cse6 .cse4)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (and .cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse5)) (.cse3 (not .cse5))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3) (or .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse4 .cse2 .cse3)))) [2020-10-15 01:47:29,768 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 473 502) no Hoare annotation was computed. [2020-10-15 01:47:29,768 INFO L264 CegarLoopResult]: At program point L479(line 479) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse2) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2))) [2020-10-15 01:47:29,768 INFO L268 CegarLoopResult]: For program point L479-1(line 479) no Hoare annotation was computed. [2020-10-15 01:47:29,768 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 473 502) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse0 (not (<= |old(~waterLevel~0)| 1)) .cse2) (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2))) [2020-10-15 01:47:29,768 INFO L271 CegarLoopResult]: At program point L498(lines 473 502) the Hoare annotation is: true [2020-10-15 01:47:29,768 INFO L268 CegarLoopResult]: For program point L494(line 494) no Hoare annotation was computed. [2020-10-15 01:47:29,768 INFO L268 CegarLoopResult]: For program point L487(lines 487 491) no Hoare annotation was computed. [2020-10-15 01:47:29,769 INFO L264 CegarLoopResult]: At program point L487-1(lines 487 491) the Hoare annotation is: (let ((.cse5 (= 1 ~systemActive~0)) (.cse6 (<= ~waterLevel~0 1)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse1 (and .cse6 .cse4)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (and .cse6 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse5)) (.cse3 (not .cse5))) (and (or .cse0 (not (<= 1 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3) (or .cse1 (not (<= |old(~waterLevel~0)| 1)) .cse2 .cse3) (or .cse0 (not (<= 1 ~methaneLevelCritical~0)) .cse4 .cse2 .cse3)))) [2020-10-15 01:47:29,769 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-10-15 01:47:29,769 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 398 406) the Hoare annotation is: true [2020-10-15 01:47:29,769 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 398 406) no Hoare annotation was computed. [2020-10-15 01:47:29,769 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 398 406) no Hoare annotation was computed. [2020-10-15 01:47:29,769 INFO L268 CegarLoopResult]: For program point L578-1(line 578) no Hoare annotation was computed. [2020-10-15 01:47:29,769 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 571 603) no Hoare annotation was computed. [2020-10-15 01:47:29,769 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 571 603) the Hoare annotation is: true [2020-10-15 01:47:29,770 INFO L264 CegarLoopResult]: At program point L594(line 594) the Hoare annotation is: (let ((.cse5 (not (= ~pumpRunning~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse1 .cse3) (or .cse5 .cse2 .cse3 (not (<= ~waterLevel~0 1))) (or .cse0 .cse4 .cse1 .cse3))) [2020-10-15 01:47:29,770 INFO L268 CegarLoopResult]: For program point L590(lines 590 596) no Hoare annotation was computed. [2020-10-15 01:47:29,770 INFO L264 CegarLoopResult]: At program point L588(line 588) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse3 .cse5) (or .cse6 .cse4 .cse3 .cse5) (or .cse6 .cse0 .cse2 .cse3))) [2020-10-15 01:47:29,770 INFO L268 CegarLoopResult]: For program point L588-1(line 588) no Hoare annotation was computed. [2020-10-15 01:47:29,770 INFO L268 CegarLoopResult]: For program point L586(lines 586 599) no Hoare annotation was computed. [2020-10-15 01:47:29,770 INFO L268 CegarLoopResult]: For program point L586-1(lines 571 603) no Hoare annotation was computed. [2020-10-15 01:47:29,770 INFO L264 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~pumpRunning~0 0)) .cse1 .cse2) (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 .cse2))) [2020-10-15 01:47:29,770 INFO L268 CegarLoopResult]: For program point L584-1(line 584) no Hoare annotation was computed. [2020-10-15 01:47:29,770 INFO L268 CegarLoopResult]: For program point L580(lines 580 600) no Hoare annotation was computed. [2020-10-15 01:47:29,771 INFO L271 CegarLoopResult]: At program point L578(line 578) the Hoare annotation is: true [2020-10-15 01:47:29,771 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 362 373) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4))) [2020-10-15 01:47:29,771 INFO L268 CegarLoopResult]: For program point L366-1(lines 362 373) no Hoare annotation was computed. [2020-10-15 01:47:29,771 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 362 373) no Hoare annotation was computed. [2020-10-15 01:47:29,771 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 527 533) no Hoare annotation was computed. [2020-10-15 01:47:29,771 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 527 533) the Hoare annotation is: true [2020-10-15 01:47:29,771 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:47:29,771 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2020-10-15 01:47:29,772 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:47:29,772 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:47:29,772 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 154 178) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse7 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3 .cse7) (or .cse0 .cse5 .cse2 .cse3 .cse7) (or .cse1 .cse6 .cse2 .cse3 .cse4))) [2020-10-15 01:47:29,772 INFO L264 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse7 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3) (or .cse5 .cse4 .cse6 .cse2 .cse7) (or .cse0 .cse5 .cse6 .cse2 .cse7))) [2020-10-15 01:47:29,772 INFO L268 CegarLoopResult]: For program point L160-1(line 160) no Hoare annotation was computed. [2020-10-15 01:47:29,772 INFO L268 CegarLoopResult]: For program point L158(lines 158 175) no Hoare annotation was computed. [2020-10-15 01:47:29,772 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 154 178) no Hoare annotation was computed. [2020-10-15 01:47:29,772 INFO L264 CegarLoopResult]: At program point L173(line 173) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse1 .cse7 .cse2 .cse3) (or .cse4 .cse7 .cse5 .cse2 .cse6))) [2020-10-15 01:47:29,773 INFO L268 CegarLoopResult]: For program point L173-1(lines 154 178) no Hoare annotation was computed. [2020-10-15 01:47:29,773 INFO L264 CegarLoopResult]: At program point L168(line 168) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 1))) (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not .cse8)) (.cse1 (not (<= ~waterLevel~0 2))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and .cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6) (or .cse5 .cse7 .cse2 .cse6) (or .cse1 .cse7 .cse2 .cse3 .cse4)))) [2020-10-15 01:47:29,773 INFO L264 CegarLoopResult]: At program point L164(line 164) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= processEnvironment__wrappee__highWaterSensor_~tmp~1 0))))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6) (or .cse5 .cse7 .cse2 .cse6) (or .cse1 .cse7 .cse2 .cse3 .cse4))) [2020-10-15 01:47:29,773 INFO L268 CegarLoopResult]: For program point L162(lines 162 170) no Hoare annotation was computed. [2020-10-15 01:47:29,773 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 374 385) no Hoare annotation was computed. [2020-10-15 01:47:29,773 INFO L268 CegarLoopResult]: For program point L378-1(lines 374 385) no Hoare annotation was computed. [2020-10-15 01:47:29,773 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 374 385) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= |old(~waterLevel~0)| 1)) .cse3) (or .cse4 .cse5 .cse0 .cse2 .cse3) (or .cse4 .cse6 .cse0 .cse1 .cse3) (or .cse4 .cse5 .cse6 .cse0 .cse3))) [2020-10-15 01:47:29,774 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 463 470) no Hoare annotation was computed. [2020-10-15 01:47:29,774 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 467) no Hoare annotation was computed. [2020-10-15 01:47:29,774 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 463 470) the Hoare annotation is: true [2020-10-15 01:47:29,774 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 463 470) no Hoare annotation was computed. [2020-10-15 01:47:29,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:47:29 BoogieIcfgContainer [2020-10-15 01:47:29,795 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:47:29,796 INFO L168 Benchmark]: Toolchain (without parser) took 107217.30 ms. Allocated memory was 147.3 MB in the beginning and 1.0 GB in the end (delta: 882.4 MB). Free memory was 102.4 MB in the beginning and 735.0 MB in the end (delta: -632.7 MB). Peak memory consumption was 912.7 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:29,797 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-15 01:47:29,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.51 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 102.4 MB in the beginning and 168.6 MB in the end (delta: -66.2 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:29,798 INFO L168 Benchmark]: Boogie Preprocessor took 120.23 ms. Allocated memory is still 204.5 MB. Free memory was 168.6 MB in the beginning and 164.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:29,799 INFO L168 Benchmark]: RCFGBuilder took 1176.48 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 163.8 MB in the beginning and 184.6 MB in the end (delta: -20.8 MB). Peak memory consumption was 76.5 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:29,799 INFO L168 Benchmark]: TraceAbstraction took 105264.10 ms. Allocated memory was 233.8 MB in the beginning and 1.0 GB in the end (delta: 795.9 MB). Free memory was 184.6 MB in the beginning and 735.0 MB in the end (delta: -550.5 MB). Peak memory consumption was 908.4 MB. Max. memory is 7.1 GB. [2020-10-15 01:47:29,802 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 147.3 MB. Free memory was 121.9 MB in the beginning and 121.5 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 651.51 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 102.4 MB in the beginning and 168.6 MB in the end (delta: -66.2 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.23 ms. Allocated memory is still 204.5 MB. Free memory was 168.6 MB in the beginning and 164.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1176.48 ms. Allocated memory was 204.5 MB in the beginning and 233.8 MB in the end (delta: 29.4 MB). Free memory was 163.8 MB in the beginning and 184.6 MB in the end (delta: -20.8 MB). Peak memory consumption was 76.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 105264.10 ms. Allocated memory was 233.8 MB in the beginning and 1.0 GB in the end (delta: 795.9 MB). Free memory was 184.6 MB in the beginning and 735.0 MB in the end (delta: -550.5 MB). Peak memory consumption was 908.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 467]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 483]: Loop Invariant Derived loop invariant: ((((((!(\old(waterLevel) <= 2) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || (waterLevel <= 1 && \old(waterLevel) == waterLevel)) || ((waterLevel <= 1 && waterLevel + 1 <= \old(waterLevel)) && 1 == systemActive)) || !(1 == systemActive)) && ((((waterLevel <= 1 && \old(waterLevel) == waterLevel) || !(\old(waterLevel) <= 1)) || ((waterLevel <= 1 && waterLevel + 1 <= \old(waterLevel)) && 1 == systemActive)) || !(1 == systemActive))) && ((((!(\old(waterLevel) <= 2) || !(1 <= methaneLevelCritical)) || \old(waterLevel) == waterLevel) || ((waterLevel <= 1 && waterLevel + 1 <= \old(waterLevel)) && 1 == systemActive)) || !(1 == systemActive)) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: ((((((!(\old(waterLevel) == 1) || ((1 <= pumpRunning && 1 <= methaneLevelCritical) && waterLevel <= 2)) || ((1 <= pumpRunning && methaneLevelCritical == 0) && waterLevel <= 2)) || ((pumpRunning == 0 && waterLevel <= 2) && 1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(\old(methaneLevelCritical) == 0)) || ((waterLevel <= 1 && methaneLevelCritical == 0) && pumpRunning == 0) - InvariantResult [Line: 473]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: ((((((1 <= methaneLevelCritical && waterLevel <= 2) || waterLevel <= 1) || !(\old(waterLevel) == 1)) || ((1 <= pumpRunning && methaneLevelCritical == 0) && waterLevel <= 2)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 255 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 63.1s, OverallIterations: 8, TraceHistogramMax: 2, AutomataDifference: 43.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 42.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1504 SDtfs, 3142 SDslu, 2172 SDs, 0 SdLazy, 10596 SolverSat, 2339 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 429 GetRequests, 273 SyntacticMatches, 0 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1093 ImplicationChecksByTransitivity, 18.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=993occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 8 MinimizatonAttempts, 576 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 70 LocationsWithAnnotation, 2508 PreInvPairs, 3508 NumberOfFragments, 3441 HoareAnnotationTreeSize, 2508 FomulaSimplifications, 12369796 FormulaSimplificationTreeSizeReduction, 9.1s HoareSimplificationTime, 70 FomulaSimplificationsInter, 164769 FormulaSimplificationTreeSizeReductionInter, 32.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 18.1s InterpolantComputationTime, 705 NumberOfCodeBlocks, 705 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 697 ConstructedInterpolants, 0 QuantifiedInterpolants, 237884 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 7/9 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...