/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_spec2_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-15 01:38:11,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 01:38:11,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 01:38:11,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 01:38:11,194 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 01:38:11,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 01:38:11,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 01:38:11,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 01:38:11,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 01:38:11,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 01:38:11,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 01:38:11,203 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 01:38:11,203 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 01:38:11,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 01:38:11,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 01:38:11,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 01:38:11,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 01:38:11,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 01:38:11,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 01:38:11,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 01:38:11,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 01:38:11,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 01:38:11,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 01:38:11,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 01:38:11,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 01:38:11,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 01:38:11,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 01:38:11,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 01:38:11,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 01:38:11,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 01:38:11,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 01:38:11,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 01:38:11,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 01:38:11,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 01:38:11,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 01:38:11,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 01:38:11,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 01:38:11,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 01:38:11,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 01:38:11,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 01:38:11,228 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 01:38:11,229 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 01:38:11,251 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 01:38:11,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 01:38:11,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 01:38:11,252 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 01:38:11,253 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 01:38:11,253 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 01:38:11,253 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 01:38:11,253 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 01:38:11,253 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 01:38:11,254 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 01:38:11,254 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 01:38:11,254 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 01:38:11,254 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 01:38:11,254 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 01:38:11,255 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 01:38:11,255 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 01:38:11,255 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 01:38:11,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 01:38:11,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 01:38:11,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 01:38:11,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 01:38:11,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 01:38:11,256 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 01:38:11,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 01:38:11,257 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 01:38:11,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 01:38:11,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 01:38:11,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 01:38:11,257 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 01:38:11,258 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 01:38:11,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 01:38:11,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 01:38:11,575 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 01:38:11,577 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 01:38:11,577 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 01:38:11,578 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2020-10-15 01:38:11,638 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ba45a8373/bbe54df6728546b9a2c43adce4c29fc9/FLAGa26c1aa5c [2020-10-15 01:38:12,115 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 01:38:12,116 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec2_product46.cil.c [2020-10-15 01:38:12,129 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ba45a8373/bbe54df6728546b9a2c43adce4c29fc9/FLAGa26c1aa5c [2020-10-15 01:38:12,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ba45a8373/bbe54df6728546b9a2c43adce4c29fc9 [2020-10-15 01:38:12,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 01:38:12,419 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 01:38:12,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 01:38:12,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 01:38:12,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 01:38:12,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:38:12" (1/1) ... [2020-10-15 01:38:12,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@504c1b1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:12, skipping insertion in model container [2020-10-15 01:38:12,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:38:12" (1/1) ... [2020-10-15 01:38:12,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 01:38:12,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 01:38:12,977 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:38:12,999 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 01:38:13,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 01:38:13,120 INFO L208 MainTranslator]: Completed translation [2020-10-15 01:38:13,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13 WrapperNode [2020-10-15 01:38:13,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 01:38:13,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 01:38:13,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 01:38:13,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 01:38:13,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13" (1/1) ... [2020-10-15 01:38:13,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13" (1/1) ... [2020-10-15 01:38:13,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13" (1/1) ... [2020-10-15 01:38:13,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13" (1/1) ... [2020-10-15 01:38:13,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13" (1/1) ... [2020-10-15 01:38:13,200 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13" (1/1) ... [2020-10-15 01:38:13,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13" (1/1) ... [2020-10-15 01:38:13,213 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 01:38:13,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 01:38:13,214 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 01:38:13,214 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 01:38:13,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13" (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 01:38:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 01:38:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 01:38:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-15 01:38:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-15 01:38:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-15 01:38:13,275 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-15 01:38:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-15 01:38:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-15 01:38:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-15 01:38:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-15 01:38:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-15 01:38:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-15 01:38:13,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-15 01:38:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-15 01:38:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-15 01:38:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-15 01:38:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-15 01:38:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-15 01:38:13,277 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-15 01:38:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-15 01:38:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-15 01:38:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-15 01:38:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-15 01:38:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-15 01:38:13,278 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 01:38:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-15 01:38:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-15 01:38:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:38:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-15 01:38:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-15 01:38:13,279 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-15 01:38:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-15 01:38:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-15 01:38:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-15 01:38:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-15 01:38:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-15 01:38:13,280 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-15 01:38:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-15 01:38:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-10-15 01:38:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-10-15 01:38:13,281 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-15 01:38:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 01:38:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 01:38:13,281 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-15 01:38:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-15 01:38:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-15 01:38:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-15 01:38:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-15 01:38:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-15 01:38:13,282 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 01:38:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-15 01:38:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-15 01:38:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 01:38:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 01:38:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 01:38:13,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 01:38:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-15 01:38:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 01:38:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-15 01:38:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-15 01:38:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 01:38:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-15 01:38:13,284 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-15 01:38:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 01:38:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-15 01:38:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-15 01:38:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-15 01:38:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-15 01:38:13,285 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-15 01:38:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-15 01:38:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-15 01:38:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-15 01:38:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-15 01:38:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-15 01:38:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-15 01:38:13,286 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-15 01:38:13,287 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-15 01:38:13,287 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-10-15 01:38:13,287 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-15 01:38:13,287 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-15 01:38:13,287 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 01:38:13,287 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-15 01:38:13,287 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-15 01:38:13,288 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-15 01:38:13,288 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-15 01:38:13,288 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-10-15 01:38:13,288 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-15 01:38:13,288 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-15 01:38:13,288 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-15 01:38:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-15 01:38:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-15 01:38:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-15 01:38:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-15 01:38:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 01:38:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 01:38:13,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 01:38:14,332 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 01:38:14,333 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-15 01:38:14,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:38:14 BoogieIcfgContainer [2020-10-15 01:38:14,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 01:38:14,340 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 01:38:14,340 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 01:38:14,343 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 01:38:14,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:38:12" (1/3) ... [2020-10-15 01:38:14,344 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d172ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:38:14, skipping insertion in model container [2020-10-15 01:38:14,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:38:13" (2/3) ... [2020-10-15 01:38:14,345 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d172ec6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:38:14, skipping insertion in model container [2020-10-15 01:38:14,345 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:38:14" (3/3) ... [2020-10-15 01:38:14,347 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product46.cil.c [2020-10-15 01:38:14,357 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 01:38:14,365 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 01:38:14,379 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 01:38:14,400 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 01:38:14,401 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 01:38:14,401 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 01:38:14,401 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 01:38:14,401 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 01:38:14,401 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 01:38:14,402 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 01:38:14,402 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 01:38:14,424 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2020-10-15 01:38:14,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-15 01:38:14,435 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:38:14,437 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:38:14,437 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:38:14,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:38:14,444 INFO L82 PathProgramCache]: Analyzing trace with hash -1550424879, now seen corresponding path program 1 times [2020-10-15 01:38:14,453 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:38:14,454 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [581200468] [2020-10-15 01:38:14,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:38:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:14,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:15,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:15,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:16,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:16,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:19,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:19,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-15 01:38:19,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:38:19,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-15 01:38:19,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:19,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:19,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 01:38:19,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:19,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-15 01:38:19,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-15 01:38:20,159 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:38:20,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:38:20,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-15 01:38:20,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:20,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:38:20,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:38:20,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:20,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:20,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:20,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:20,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:38:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:20,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:20,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:20,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:38:20,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:38:20,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:20,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:20,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:38:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:20,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:20,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:20,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:20,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:38:20,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:20,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:20,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:20,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:20,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-15 01:38:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:20,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:20,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-15 01:38:20,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:20,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:20,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:20,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:20,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:20,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:20,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:20,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:20,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:20,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:20,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:20,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:20,387 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 01:38:20,388 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [581200468] [2020-10-15 01:38:20,390 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:38:20,390 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 01:38:20,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630044447] [2020-10-15 01:38:20,397 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 01:38:20,398 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:38:20,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 01:38:20,414 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-15 01:38:20,416 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 5 states. [2020-10-15 01:38:20,891 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:22,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:38:22,046 INFO L93 Difference]: Finished difference Result 312 states and 407 transitions. [2020-10-15 01:38:22,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-15 01:38:22,048 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 51 [2020-10-15 01:38:22,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:38:22,070 INFO L225 Difference]: With dead ends: 312 [2020-10-15 01:38:22,070 INFO L226 Difference]: Without dead ends: 174 [2020-10-15 01:38:22,077 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-15 01:38:22,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-10-15 01:38:22,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 139. [2020-10-15 01:38:22,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-10-15 01:38:22,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 163 transitions. [2020-10-15 01:38:22,211 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 163 transitions. Word has length 51 [2020-10-15 01:38:22,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:38:22,212 INFO L479 AbstractCegarLoop]: Abstraction has 139 states and 163 transitions. [2020-10-15 01:38:22,212 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 01:38:22,212 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 163 transitions. [2020-10-15 01:38:22,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-15 01:38:22,216 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:38:22,216 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] [2020-10-15 01:38:22,217 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 01:38:22,217 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:38:22,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:38:22,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1442711131, now seen corresponding path program 1 times [2020-10-15 01:38:22,217 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:38:22,218 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [951953745] [2020-10-15 01:38:22,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:38:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:22,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:22,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:23,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:23,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:25,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:26,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:26,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:26,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 106 [2020-10-15 01:38:27,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 01:38:27,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-15 01:38:27,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-15 01:38:27,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:27,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 01:38:27,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:27,576 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:38:27,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:38:27,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:27,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 85 [2020-10-15 01:38:27,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:27,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:38:27,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:38:27,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:38:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:27,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:27,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:27,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:27,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:27,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:38:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:27,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:27,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:27,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:27,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:38:27,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:38:27,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:27,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:27,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:27,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:27,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:27,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:38:27,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:27,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:27,730 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:27,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:27,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:38:27,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:38:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:27,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:27,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:27,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:27,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-15 01:38:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 01:38:27,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:38:27,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-15 01:38:27,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:27,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-15 01:38:27,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:27,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:38:27,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:27,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:27,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:27,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:27,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:27,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:27,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:27,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:27,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:27,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-15 01:38:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:27,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:27,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:38:27,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:27,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:27,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:27,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-15 01:38:27,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:27,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:27,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:27,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:27,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:27,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:27,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:27,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:27,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:27,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:27,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:27,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:27,836 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 01:38:27,837 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [951953745] [2020-10-15 01:38:27,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:38:27,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-15 01:38:27,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790430768] [2020-10-15 01:38:27,840 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:38:27,840 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:38:27,840 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:38:27,841 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:38:27,841 INFO L87 Difference]: Start difference. First operand 139 states and 163 transitions. Second operand 9 states. [2020-10-15 01:38:28,215 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:29,116 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:38:29,699 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:30,400 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:38:30,619 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:38:31,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:38:31,731 INFO L93 Difference]: Finished difference Result 452 states and 604 transitions. [2020-10-15 01:38:31,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-15 01:38:31,732 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-10-15 01:38:31,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:38:31,738 INFO L225 Difference]: With dead ends: 452 [2020-10-15 01:38:31,739 INFO L226 Difference]: Without dead ends: 324 [2020-10-15 01:38:31,742 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2020-10-15 01:38:31,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2020-10-15 01:38:31,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 231. [2020-10-15 01:38:31,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2020-10-15 01:38:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 274 transitions. [2020-10-15 01:38:31,818 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 274 transitions. Word has length 70 [2020-10-15 01:38:31,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:38:31,818 INFO L479 AbstractCegarLoop]: Abstraction has 231 states and 274 transitions. [2020-10-15 01:38:31,818 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:38:31,818 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 274 transitions. [2020-10-15 01:38:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-10-15 01:38:31,821 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:38:31,822 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] [2020-10-15 01:38:31,822 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 01:38:31,822 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:38:31,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:38:31,822 INFO L82 PathProgramCache]: Analyzing trace with hash -1827901001, now seen corresponding path program 1 times [2020-10-15 01:38:31,823 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:38:31,823 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1698894708] [2020-10-15 01:38:31,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:38:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:31,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:32,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:32,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:32,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:33,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:33,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:33,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:36,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:36,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-15 01:38:36,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 01:38:36,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 01:38:36,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:36,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:36,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-15 01:38:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:38:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 102 [2020-10-15 01:38:36,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:37,199 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:38:37,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:38:37,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:37,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-15 01:38:37,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:37,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:38:37,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:37,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:38:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:37,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:37,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:37,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:37,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:37,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:38:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:37,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:38:37,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:37,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:37,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:38:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:37,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:38:37,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,358 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:37,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:37,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:37,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:38:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:37,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:37,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:37,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:37,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:38:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:37,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:37,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,378 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:37,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:37,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:37,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:38:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:37,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:37,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:37,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:37,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:37,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:38:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-15 01:38:37,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:38:37,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-15 01:38:37,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-15 01:38:37,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:38:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 01:38:37,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:37,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:38:37,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:38:37,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:38:37,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:38:37,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:38:37,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:37,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:37,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:37,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:38:37,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:37,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:38:37,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:37,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-15 01:38:37,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:37,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:37,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:37,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:37,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:37,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-15 01:38:37,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:37,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:37,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:37,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:37,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:37,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:38:37,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:37,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:37,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:38:37,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:37,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:37,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:38:37,527 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 01:38:37,527 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1698894708] [2020-10-15 01:38:37,527 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:38:37,528 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-15 01:38:37,528 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297099974] [2020-10-15 01:38:37,528 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 01:38:37,529 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:38:37,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 01:38:37,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-15 01:38:37,529 INFO L87 Difference]: Start difference. First operand 231 states and 274 transitions. Second operand 11 states. [2020-10-15 01:38:37,909 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:39,254 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:39,698 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:38:40,779 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:38:41,042 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:38:41,358 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-15 01:38:41,911 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-15 01:38:42,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:38:42,727 INFO L93 Difference]: Finished difference Result 748 states and 996 transitions. [2020-10-15 01:38:42,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-15 01:38:42,727 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 74 [2020-10-15 01:38:42,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:38:42,734 INFO L225 Difference]: With dead ends: 748 [2020-10-15 01:38:42,734 INFO L226 Difference]: Without dead ends: 545 [2020-10-15 01:38:42,737 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=265, Invalid=925, Unknown=0, NotChecked=0, Total=1190 [2020-10-15 01:38:42,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 545 states. [2020-10-15 01:38:42,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 545 to 410. [2020-10-15 01:38:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2020-10-15 01:38:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 480 transitions. [2020-10-15 01:38:42,841 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 480 transitions. Word has length 74 [2020-10-15 01:38:42,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:38:42,841 INFO L479 AbstractCegarLoop]: Abstraction has 410 states and 480 transitions. [2020-10-15 01:38:42,842 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 01:38:42,842 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 480 transitions. [2020-10-15 01:38:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-10-15 01:38:42,844 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:38:42,845 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] [2020-10-15 01:38:42,845 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-15 01:38:42,845 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:38:42,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:38:42,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1956386739, now seen corresponding path program 1 times [2020-10-15 01:38:42,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:38:42,846 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [184715426] [2020-10-15 01:38:42,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:38:42,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:42,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:42,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:43,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:44,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:47,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:47,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 152 [2020-10-15 01:38:47,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 01:38:47,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-15 01:38:47,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:47,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-15 01:38:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-15 01:38:47,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-15 01:38:47,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,226 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:38:48,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:38:48,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:48,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-15 01:38:48,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:38:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:48,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:48,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:38:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:48,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:48,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:38:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:48,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:48,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:38:48,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:38:48,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:38:48,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:38:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:48,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:48,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:48,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:38:48,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:38:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:48,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:48,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:48,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-15 01:38:48,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:38:48,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:38:48,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-15 01:38:48,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,413 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:48,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:38:48,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:38:48,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:38:48,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-15 01:38:48,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:38:48,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-15 01:38:48,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-15 01:38:48,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:38:48,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:38:48,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 01:38:48,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:38:48,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-15 01:38:48,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:48,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:38:48,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:48,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:38:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:38:48,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:38:48,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,591 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:38:48,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:48,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:38:48,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:48,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:38:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:48,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:48,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:38:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:48,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:38:48,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:38:48,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:38:48,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-15 01:38:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:48,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:48,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:48,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:48,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-15 01:38:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:48,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:48,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:48,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:38:48,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:38:48,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:38:48,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:48,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:48,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:38:48,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:38:48,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:38:48,671 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 01:38:48,672 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [184715426] [2020-10-15 01:38:48,672 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 01:38:48,672 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-15 01:38:48,673 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19342945] [2020-10-15 01:38:48,674 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 01:38:48,674 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:38:48,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 01:38:48,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-15 01:38:48,675 INFO L87 Difference]: Start difference. First operand 410 states and 480 transitions. Second operand 11 states. [2020-10-15 01:38:49,308 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:38:50,264 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:38:50,487 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-15 01:38:50,746 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:38:50,975 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:38:52,354 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:38:52,614 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-15 01:38:52,931 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:38:53,174 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:38:54,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:38:54,586 INFO L93 Difference]: Finished difference Result 1343 states and 1778 transitions. [2020-10-15 01:38:54,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-15 01:38:54,590 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 104 [2020-10-15 01:38:54,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:38:54,598 INFO L225 Difference]: With dead ends: 1343 [2020-10-15 01:38:54,598 INFO L226 Difference]: Without dead ends: 961 [2020-10-15 01:38:54,601 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=237, Invalid=633, Unknown=0, NotChecked=0, Total=870 [2020-10-15 01:38:54,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 961 states. [2020-10-15 01:38:54,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 961 to 745. [2020-10-15 01:38:54,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 745 states. [2020-10-15 01:38:54,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 875 transitions. [2020-10-15 01:38:54,764 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 875 transitions. Word has length 104 [2020-10-15 01:38:54,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:38:54,765 INFO L479 AbstractCegarLoop]: Abstraction has 745 states and 875 transitions. [2020-10-15 01:38:54,765 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 01:38:54,765 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 875 transitions. [2020-10-15 01:38:54,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-15 01:38:54,769 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:38:54,770 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:38:54,770 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-15 01:38:54,770 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:38:54,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:38:54,771 INFO L82 PathProgramCache]: Analyzing trace with hash -1983064047, now seen corresponding path program 1 times [2020-10-15 01:38:54,771 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:38:54,771 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [126807815] [2020-10-15 01:38:54,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:38:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:38:54,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:54,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:54,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:54,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:55,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:55,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:55,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:38:59,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:38:59,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-15 01:38:59,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-15 01:38:59,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-15 01:38:59,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:38:59,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:38:59,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:38:59,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-15 01:38:59,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-15 01:38:59,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:00,058 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:39:00,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:39:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:00,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-15 01:39:00,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:39:00,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:39:00,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:00,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:00,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:39:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:00,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:00,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,128 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:00,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:00,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:39:00,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:00,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:00,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:39:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:00,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:00,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:39:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:00,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:00,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,175 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:00,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:39:00,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 01:39:00,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-15 01:39:00,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:39:00,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 514 [2020-10-15 01:39:00,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:00,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 01:39:00,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:00,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:00,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:39:00,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:39:00,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 01:39:00,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:39:00,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:39:00,782 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:39:00,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:39:00,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-15 01:39:00,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,820 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:39:00,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-15 01:39:00,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:39:00,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:00,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:39:00,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-15 01:39:00,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:39:00,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-15 01:39:00,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:39:00,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:39:00,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-15 01:39:00,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:39:00,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:39:00,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 01:39:00,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:39:00,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:39:00,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:39:00,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-15 01:39:00,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:39:00,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:39:00,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:00,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:00,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,953 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:00,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:00,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:39:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 01:39:00,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:00,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,968 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:00,974 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,974 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:00,974 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:00,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 01:39:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:00,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:00,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:00,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:00,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:00,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:00,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:00,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:00,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:00,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:00,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:00,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:01,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-15 01:39:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:01,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:01,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:01,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:01,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:01,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:01,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:01,015 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:01,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:01,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:01,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:01,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:01,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 01:39:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:01,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:01,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:01,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 01:39:01,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:01,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-15 01:39:01,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:01,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:01,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:01,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-15 01:39:01,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:01,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:01,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:01,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:01,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:01,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:01,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:39:01,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:01,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:01,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:01,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:01,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:01,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:01,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:01,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:01,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:01,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:01,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:01,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:01,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:01,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:01,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:01,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:01,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:01,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:01,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:01,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:01,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:39:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:01,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:01,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:01,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:39:01,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:01,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:01,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:01,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:01,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:01,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:01,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:01,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:01,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:01,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:01,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:01,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:01,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:01,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:01,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:01,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:01,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:01,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:01,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:01,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-15 01:39:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:01,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:01,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:01,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:01,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:01,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:01,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:01,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:01,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:01,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:01,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:01,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:01,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-15 01:39:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:01,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:01,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:01,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:01,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:01,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:01,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:01,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:01,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:01,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:01,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:01,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:01,132 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2020-10-15 01:39:01,133 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [126807815] [2020-10-15 01:39:01,133 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:39:01,133 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-15 01:39:01,134 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1639492807] [2020-10-15 01:39:01,135 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-15 01:39:01,135 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:39:01,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-15 01:39:01,136 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-15 01:39:01,136 INFO L87 Difference]: Start difference. First operand 745 states and 875 transitions. Second operand 12 states. [2020-10-15 01:39:01,843 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:39:02,470 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:39:02,705 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:39:02,935 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:39:04,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:39:04,372 INFO L93 Difference]: Finished difference Result 1738 states and 2299 transitions. [2020-10-15 01:39:04,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-15 01:39:04,372 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 158 [2020-10-15 01:39:04,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:39:04,384 INFO L225 Difference]: With dead ends: 1738 [2020-10-15 01:39:04,384 INFO L226 Difference]: Without dead ends: 1021 [2020-10-15 01:39:04,388 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=262, Invalid=860, Unknown=0, NotChecked=0, Total=1122 [2020-10-15 01:39:04,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2020-10-15 01:39:04,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 715. [2020-10-15 01:39:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 715 states. [2020-10-15 01:39:04,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 715 states and 805 transitions. [2020-10-15 01:39:04,551 INFO L78 Accepts]: Start accepts. Automaton has 715 states and 805 transitions. Word has length 158 [2020-10-15 01:39:04,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:39:04,552 INFO L479 AbstractCegarLoop]: Abstraction has 715 states and 805 transitions. [2020-10-15 01:39:04,552 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-15 01:39:04,552 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 805 transitions. [2020-10-15 01:39:04,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2020-10-15 01:39:04,558 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:39:04,559 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:39:04,559 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-15 01:39:04,559 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:39:04,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:39:04,559 INFO L82 PathProgramCache]: Analyzing trace with hash -1461754004, now seen corresponding path program 1 times [2020-10-15 01:39:04,561 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:39:04,561 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2050935680] [2020-10-15 01:39:04,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:39:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:04,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:04,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:04,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:05,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:05,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:09,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:09,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-15 01:39:09,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-15 01:39:09,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-15 01:39:09,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:09,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:09,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:39:09,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-15 01:39:09,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 135 [2020-10-15 01:39:09,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:09,875 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:39:09,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:39:09,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:09,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:09,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:09,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:09,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:09,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-15 01:39:09,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:09,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:09,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:09,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:09,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:09,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:09,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:39:09,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:09,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:09,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:09,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:09,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:09,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:09,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:09,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:09,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:09,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:09,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:09,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:09,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:39:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:09,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:09,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:09,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:09,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:09,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:09,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:09,955 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:09,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:09,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:09,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:09,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:09,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:09,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:09,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:09,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:09,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:09,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:09,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:09,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:09,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:09,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:09,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:09,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:09,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:39:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:09,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:09,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:09,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:09,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:09,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:09,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:09,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:09,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:09,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:09,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:09,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:09,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:39:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:09,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:09,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:09,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:09,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:09,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:09,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:09,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:09,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:09,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:09,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:09,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:09,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:39:09,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:10,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:10,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:10,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:39:10,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 01:39:10,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-15 01:39:10,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:39:10,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 157 [2020-10-15 01:39:10,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:10,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-15 01:39:10,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:39:10,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:10,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:39:10,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:10,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,225 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:10,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:39:10,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:10,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:10,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:39:10,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:10,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:39:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:39:10,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:10,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:39:10,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:10,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:10,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:10,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:10,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:10,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:10,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,265 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:39:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,272 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 01:39:10,272 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:10,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,273 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:10,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:10,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:10,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 01:39:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:10,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:10,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,283 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:10,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-15 01:39:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:10,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:10,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:10,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:39:10,302 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-15 01:39:10,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-15 01:39:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 01:39:10,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-15 01:39:10,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-15 01:39:10,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-15 01:39:10,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-15 01:39:10,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:39:10,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:39:10,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-15 01:39:10,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:39:10,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:10,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:10,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:39:10,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:39:10,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-15 01:39:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-15 01:39:10,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:10,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,430 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:10,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-15 01:39:10,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:10,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:10,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:10,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-15 01:39:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:10,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:10,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:10,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-15 01:39:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:10,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:10,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:10,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:10,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:10,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:10,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:10,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:10,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:10,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 26 proven. 3 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2020-10-15 01:39:10,468 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2050935680] [2020-10-15 01:39:10,468 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:39:10,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-15 01:39:10,468 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245741991] [2020-10-15 01:39:10,469 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-15 01:39:10,469 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:39:10,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-15 01:39:10,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2020-10-15 01:39:10,470 INFO L87 Difference]: Start difference. First operand 715 states and 805 transitions. Second operand 15 states. [2020-10-15 01:39:10,932 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:39:11,722 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:39:12,523 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:12,832 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:13,099 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:13,332 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:13,628 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:13,873 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:15,127 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:15,357 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:15,650 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:15,888 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-15 01:39:17,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:39:17,478 INFO L93 Difference]: Finished difference Result 1630 states and 2044 transitions. [2020-10-15 01:39:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-15 01:39:17,479 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 163 [2020-10-15 01:39:17,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:39:17,487 INFO L225 Difference]: With dead ends: 1630 [2020-10-15 01:39:17,487 INFO L226 Difference]: Without dead ends: 943 [2020-10-15 01:39:17,490 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 822 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=532, Invalid=2224, Unknown=0, NotChecked=0, Total=2756 [2020-10-15 01:39:17,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 943 states. [2020-10-15 01:39:17,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 943 to 659. [2020-10-15 01:39:17,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 659 states. [2020-10-15 01:39:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 659 states and 733 transitions. [2020-10-15 01:39:17,625 INFO L78 Accepts]: Start accepts. Automaton has 659 states and 733 transitions. Word has length 163 [2020-10-15 01:39:17,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:39:17,625 INFO L479 AbstractCegarLoop]: Abstraction has 659 states and 733 transitions. [2020-10-15 01:39:17,625 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-15 01:39:17,626 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 733 transitions. [2020-10-15 01:39:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2020-10-15 01:39:17,630 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:39:17,630 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:39:17,630 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-15 01:39:17,630 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:39:17,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:39:17,631 INFO L82 PathProgramCache]: Analyzing trace with hash 1555535340, now seen corresponding path program 1 times [2020-10-15 01:39:17,631 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:39:17,631 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1978304251] [2020-10-15 01:39:17,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:39:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:17,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:17,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:17,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:17,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:18,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:18,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:18,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:18,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:19,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:20,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:22,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:22,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 250 [2020-10-15 01:39:22,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-15 01:39:22,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-15 01:39:22,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:22,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:22,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-15 01:39:22,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:22,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 180 [2020-10-15 01:39:22,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:22,940 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:39:22,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:39:22,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:22,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:22,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:22,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:22,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:22,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-15 01:39:22,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:22,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:22,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:22,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:22,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:39:22,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:22,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:39:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:22,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:22,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:22,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:22,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:23,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:39:23,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:39:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:23,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:23,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,003 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:39:23,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:23,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:23,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,007 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:39:23,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:39:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:23,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:23,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-15 01:39:23,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:39:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:23,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:39:23,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-15 01:39:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:23,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-15 01:39:23,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-15 01:39:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-15 01:39:23,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-15 01:39:23,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 109 [2020-10-15 01:39:23,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:39:23,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-15 01:39:23,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 91 [2020-10-15 01:39:23,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:39:23,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-15 01:39:23,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-15 01:39:23,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-15 01:39:23,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:23,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:39:23,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:39:23,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 01:39:23,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:23,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:39:23,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:23,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,305 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 01:39:23,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:23,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:23,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:39:23,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:23,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 01:39:23,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:23,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:39:23,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:39:23,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:23,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 01:39:23,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:39:23,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:23,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,342 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:23,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:23,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:23,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:23,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:39:23,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 01:39:23,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-15 01:39:23,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,363 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 01:39:23,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:23,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:23,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 01:39:23,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:23,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-15 01:39:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:39:23,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-15 01:39:23,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-15 01:39:23,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-15 01:39:23,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:39:23,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:39:23,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,409 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 01:39:23,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:39:23,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:23,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 01:39:23,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:39:23,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:23,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-15 01:39:23,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:39:23,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:39:23,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:23,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:23,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-15 01:39:23,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:23,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:39:23,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:23,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:23,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:23,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:23,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:23,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-15 01:39:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:23,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:23,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:23,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-10-15 01:39:23,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:23,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:23,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:23,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:23,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:23,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:23,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:23,499 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:23,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:23,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:23,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:23,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2020-10-15 01:39:23,549 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1978304251] [2020-10-15 01:39:23,549 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:39:23,549 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-15 01:39:23,550 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365178874] [2020-10-15 01:39:23,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-15 01:39:23,550 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:39:23,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-15 01:39:23,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-15 01:39:23,551 INFO L87 Difference]: Start difference. First operand 659 states and 733 transitions. Second operand 11 states. [2020-10-15 01:39:23,881 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:39:24,678 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 189 [2020-10-15 01:39:27,093 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-15 01:39:27,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:39:27,760 INFO L93 Difference]: Finished difference Result 1830 states and 2244 transitions. [2020-10-15 01:39:27,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-15 01:39:27,761 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 178 [2020-10-15 01:39:27,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:39:27,769 INFO L225 Difference]: With dead ends: 1830 [2020-10-15 01:39:27,770 INFO L226 Difference]: Without dead ends: 1199 [2020-10-15 01:39:27,774 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 69 SyntacticMatches, 6 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 506 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=362, Invalid=1278, Unknown=0, NotChecked=0, Total=1640 [2020-10-15 01:39:27,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2020-10-15 01:39:28,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1055. [2020-10-15 01:39:28,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1055 states. [2020-10-15 01:39:28,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 1055 states and 1187 transitions. [2020-10-15 01:39:28,073 INFO L78 Accepts]: Start accepts. Automaton has 1055 states and 1187 transitions. Word has length 178 [2020-10-15 01:39:28,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:39:28,074 INFO L479 AbstractCegarLoop]: Abstraction has 1055 states and 1187 transitions. [2020-10-15 01:39:28,074 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-15 01:39:28,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 1187 transitions. [2020-10-15 01:39:28,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-10-15 01:39:28,079 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 01:39:28,079 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-15 01:39:28,080 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-15 01:39:28,080 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 01:39:28,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 01:39:28,080 INFO L82 PathProgramCache]: Analyzing trace with hash 192855014, now seen corresponding path program 1 times [2020-10-15 01:39:28,081 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 01:39:28,081 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1078388403] [2020-10-15 01:39:28,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 01:39:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:28,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:28,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:28,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:28,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:28,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:28,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:28,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:29,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-15 01:39:33,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-15 01:39:33,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-15 01:39:33,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 01:39:33,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 124 [2020-10-15 01:39:33,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-15 01:39:33,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,354 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:39:33,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 01:39:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-15 01:39:33,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-15 01:39:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:33,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-15 01:39:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:33,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-15 01:39:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-15 01:39:33,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-15 01:39:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,406 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-15 01:39:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-15 01:39:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:39:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-15 01:39:33,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-15 01:39:33,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-15 01:39:33,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,527 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:33,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-15 01:39:33,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:33,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:39:33,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-15 01:39:33,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:33,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-15 01:39:33,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:39:33,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-15 01:39:33,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-15 01:39:33,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:33,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:39:33,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:33,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:33,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:39:33,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:39:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:39:33,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:33,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,582 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:33,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-15 01:39:33,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:39:33,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:33,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 01:39:33,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-15 01:39:33,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-15 01:39:33,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:33,600 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,600 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 01:39:33,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-15 01:39:33,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-15 01:39:33,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-15 01:39:33,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-15 01:39:33,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:33,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-15 01:39:33,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-15 01:39:33,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-15 01:39:33,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-15 01:39:33,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-15 01:39:33,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-15 01:39:33,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:33,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-15 01:39:33,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-15 01:39:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-15 01:39:33,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-15 01:39:33,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,640 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:33,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-15 01:39:33,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,644 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-15 01:39:33,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 01:39:33,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 01:39:33,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 01:39:33,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-15 01:39:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,657 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:33,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-15 01:39:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 01:39:33,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 01:39:33,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 01:39:33,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 01:39:33,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 01:39:33,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-15 01:39:33,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 01:39:33,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 01:39:33,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 01:39:33,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-15 01:39:33,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 01:39:33,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 01:39:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 21 proven. 9 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-10-15 01:39:33,681 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1078388403] [2020-10-15 01:39:33,681 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-15 01:39:33,681 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-15 01:39:33,681 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433785016] [2020-10-15 01:39:33,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-15 01:39:33,682 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 01:39:33,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-15 01:39:33,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-15 01:39:33,682 INFO L87 Difference]: Start difference. First operand 1055 states and 1187 transitions. Second operand 9 states. [2020-10-15 01:39:34,913 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-15 01:39:35,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 01:39:35,861 INFO L93 Difference]: Finished difference Result 1920 states and 2277 transitions. [2020-10-15 01:39:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-15 01:39:35,862 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 182 [2020-10-15 01:39:35,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 01:39:35,863 INFO L225 Difference]: With dead ends: 1920 [2020-10-15 01:39:35,863 INFO L226 Difference]: Without dead ends: 0 [2020-10-15 01:39:35,868 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=205, Invalid=497, Unknown=0, NotChecked=0, Total=702 [2020-10-15 01:39:35,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-15 01:39:35,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-15 01:39:35,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-15 01:39:35,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-15 01:39:35,869 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 182 [2020-10-15 01:39:35,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 01:39:35,869 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-15 01:39:35,869 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-15 01:39:35,870 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-15 01:39:35,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-15 01:39:35,870 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-15 01:39:35,872 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-15 01:39:39,694 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 351 DAG size of output: 312 [2020-10-15 01:39:43,174 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 355 DAG size of output: 316 [2020-10-15 01:39:43,647 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 275 [2020-10-15 01:39:44,112 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 275 [2020-10-15 01:39:44,560 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-10-15 01:39:44,913 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 226 [2020-10-15 01:39:45,100 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 232 DAG size of output: 224 [2020-10-15 01:39:46,341 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 331 DAG size of output: 287 [2020-10-15 01:39:47,433 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 25 [2020-10-15 01:39:48,231 WARN L193 SmtUtils]: Spent 790.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 25 [2020-10-15 01:39:49,224 WARN L193 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 30 [2020-10-15 01:39:49,361 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-15 01:39:49,545 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-10-15 01:39:49,725 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-10-15 01:39:49,906 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-10-15 01:39:50,058 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 1 [2020-10-15 01:39:50,215 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-15 01:39:50,361 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-15 01:39:50,922 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 28 [2020-10-15 01:39:51,877 WARN L193 SmtUtils]: Spent 927.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 37 [2020-10-15 01:39:52,396 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 24 [2020-10-15 01:39:53,396 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 28 [2020-10-15 01:39:53,913 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-15 01:39:55,531 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 257 DAG size of output: 47 [2020-10-15 01:39:56,242 WARN L193 SmtUtils]: Spent 704.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 38 [2020-10-15 01:39:57,659 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 173 DAG size of output: 32 [2020-10-15 01:39:58,492 WARN L193 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 25 [2020-10-15 01:39:58,699 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-15 01:39:59,189 WARN L193 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 28 [2020-10-15 01:40:00,243 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 183 DAG size of output: 36 [2020-10-15 01:40:00,421 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-15 01:40:01,428 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 172 DAG size of output: 31 [2020-10-15 01:40:02,325 WARN L193 SmtUtils]: Spent 882.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 25 [2020-10-15 01:40:02,517 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-10-15 01:40:02,733 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-10-15 01:40:03,736 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 29 [2020-10-15 01:40:03,883 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-15 01:40:04,576 WARN L193 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 24 [2020-10-15 01:40:05,754 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 163 DAG size of output: 27 [2020-10-15 01:40:06,621 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 25 [2020-10-15 01:40:06,799 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-10-15 01:40:06,965 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 1 [2020-10-15 01:40:07,510 WARN L193 SmtUtils]: Spent 541.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 25 [2020-10-15 01:40:07,689 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-10-15 01:40:09,551 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 261 DAG size of output: 45 [2020-10-15 01:40:10,505 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 42 [2020-10-15 01:40:11,609 WARN L193 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 42 [2020-10-15 01:40:11,791 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 20 [2020-10-15 01:40:12,445 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 28 [2020-10-15 01:40:12,905 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 24 [2020-10-15 01:40:13,043 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2020-10-15 01:40:13,235 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-10-15 01:40:13,426 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 29 [2020-10-15 01:40:14,897 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 237 DAG size of output: 47 [2020-10-15 01:40:15,054 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2020-10-15 01:40:15,600 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 18 [2020-10-15 01:40:16,321 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 30 [2020-10-15 01:40:16,478 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-10-15 01:40:17,914 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 234 DAG size of output: 42 [2020-10-15 01:40:18,919 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 30 [2020-10-15 01:40:18,923 INFO L268 CegarLoopResult]: For program point L161(lines 161 165) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point L161-1(lines 161 165) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point L155-2(lines 155 176) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 130 185) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point L177(lines 154 178) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 130 185) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 130 185) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point L218(lines 218 222) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point L218-1(lines 218 222) no Hoare annotation was computed. [2020-10-15 01:40:18,924 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 186 245) no Hoare annotation was computed. [2020-10-15 01:40:18,925 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-15 01:40:18,925 INFO L268 CegarLoopResult]: For program point L212-2(lines 212 237) no Hoare annotation was computed. [2020-10-15 01:40:18,925 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 186 245) no Hoare annotation was computed. [2020-10-15 01:40:18,925 INFO L268 CegarLoopResult]: For program point L238(lines 211 239) no Hoare annotation was computed. [2020-10-15 01:40:18,925 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 186 245) no Hoare annotation was computed. [2020-10-15 01:40:18,925 INFO L268 CegarLoopResult]: For program point L231(line 231) no Hoare annotation was computed. [2020-10-15 01:40:18,925 INFO L268 CegarLoopResult]: For program point L231-1(line 231) no Hoare annotation was computed. [2020-10-15 01:40:18,926 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-10-15 01:40:18,926 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-10-15 01:40:18,926 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-10-15 01:40:18,926 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-10-15 01:40:18,926 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-10-15 01:40:18,927 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,927 INFO L264 CegarLoopResult]: At program point L634(line 634) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,927 INFO L264 CegarLoopResult]: At program point L634-1(line 634) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,927 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2020-10-15 01:40:18,927 INFO L268 CegarLoopResult]: For program point L632(lines 632 639) no Hoare annotation was computed. [2020-10-15 01:40:18,927 INFO L268 CegarLoopResult]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2020-10-15 01:40:18,928 INFO L268 CegarLoopResult]: For program point L630(line 630) no Hoare annotation was computed. [2020-10-15 01:40:18,928 INFO L264 CegarLoopResult]: At program point L629(line 629) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,929 INFO L264 CegarLoopResult]: At program point L628(line 628) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,929 INFO L264 CegarLoopResult]: At program point L628-1(line 628) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,929 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 622 644) no Hoare annotation was computed. [2020-10-15 01:40:18,929 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 578 601) no Hoare annotation was computed. [2020-10-15 01:40:18,929 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 578 601) no Hoare annotation was computed. [2020-10-15 01:40:18,929 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 578 601) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L596(line 596) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L594(line 594) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L593(line 593) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L591(line 591) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L587(line 587) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L585(line 585) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L584(line 584) no Hoare annotation was computed. [2020-10-15 01:40:18,930 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-10-15 01:40:18,931 INFO L264 CegarLoopResult]: At program point L705(line 705) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1) (or .cse2 .cse0 .cse1 .cse3) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse1 .cse3))) [2020-10-15 01:40:18,931 INFO L268 CegarLoopResult]: For program point L705-1(lines 686 710) no Hoare annotation was computed. [2020-10-15 01:40:18,931 INFO L264 CegarLoopResult]: At program point L700(line 700) the Hoare annotation is: (let ((.cse2 (and (<= processEnvironment__wrappee__methaneQuery_~tmp~4 0) (<= 0 processEnvironment__wrappee__methaneQuery_~tmp~4) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse2 (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse1 .cse4) (or .cse2 .cse3 .cse0 .cse1 .cse4))) [2020-10-15 01:40:18,931 INFO L264 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (let ((.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (<= 1 ~methaneLevelCritical~0)) .cse2 .cse3 .cse1 .cse4) (or .cse2 .cse3 .cse0 .cse1 .cse4))) [2020-10-15 01:40:18,931 INFO L268 CegarLoopResult]: For program point L694(lines 694 702) no Hoare annotation was computed. [2020-10-15 01:40:18,931 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse4 .cse2))) [2020-10-15 01:40:18,932 INFO L268 CegarLoopResult]: For program point L692-1(line 692) no Hoare annotation was computed. [2020-10-15 01:40:18,932 INFO L268 CegarLoopResult]: For program point L690(lines 690 707) no Hoare annotation was computed. [2020-10-15 01:40:18,932 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 686 710) the Hoare annotation is: (let ((.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse3 .cse1 .cse2 .cse4) (or .cse3 .cse0 .cse1 .cse2 .cse4))) [2020-10-15 01:40:18,932 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 686 710) no Hoare annotation was computed. [2020-10-15 01:40:18,932 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 781 789) no Hoare annotation was computed. [2020-10-15 01:40:18,932 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 781 789) the Hoare annotation is: true [2020-10-15 01:40:18,932 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 781 789) no Hoare annotation was computed. [2020-10-15 01:40:18,932 INFO L268 CegarLoopResult]: For program point L797(lines 797 805) no Hoare annotation was computed. [2020-10-15 01:40:18,932 INFO L268 CegarLoopResult]: For program point L797-2(lines 797 805) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point L820(line 820) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point L820-1(line 820) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 790 825) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point L809(lines 809 817) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point L809-2(lines 809 817) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 790 825) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 790 825) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 84 129) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 84 129) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 84 129) no Hoare annotation was computed. [2020-10-15 01:40:18,933 INFO L268 CegarLoopResult]: For program point L417(lines 417 424) no Hoare annotation was computed. [2020-10-15 01:40:18,934 INFO L268 CegarLoopResult]: For program point L411(lines 411 431) no Hoare annotation was computed. [2020-10-15 01:40:18,934 INFO L268 CegarLoopResult]: For program point L411-1(lines 411 431) no Hoare annotation was computed. [2020-10-15 01:40:18,934 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 397 442) no Hoare annotation was computed. [2020-10-15 01:40:18,934 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 397 442) no Hoare annotation was computed. [2020-10-15 01:40:18,934 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 397 442) no Hoare annotation was computed. [2020-10-15 01:40:18,934 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 611 621) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,934 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 611 621) no Hoare annotation was computed. [2020-10-15 01:40:18,934 INFO L264 CegarLoopResult]: At program point L616(line 616) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,935 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 611 621) no Hoare annotation was computed. [2020-10-15 01:40:18,935 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 770 780) the Hoare annotation is: true [2020-10-15 01:40:18,935 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 770 780) no Hoare annotation was computed. [2020-10-15 01:40:18,935 INFO L271 CegarLoopResult]: At program point L775(line 775) the Hoare annotation is: true [2020-10-15 01:40:18,935 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 770 780) no Hoare annotation was computed. [2020-10-15 01:40:18,935 INFO L268 CegarLoopResult]: For program point L775-1(line 775) no Hoare annotation was computed. [2020-10-15 01:40:18,935 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 762 769) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2) (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2))) [2020-10-15 01:40:18,935 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 762 769) no Hoare annotation was computed. [2020-10-15 01:40:18,935 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 762 769) no Hoare annotation was computed. [2020-10-15 01:40:18,935 INFO L268 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2020-10-15 01:40:18,935 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 530 543) no Hoare annotation was computed. [2020-10-15 01:40:18,936 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 530 543) the Hoare annotation is: true [2020-10-15 01:40:18,936 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 530 543) no Hoare annotation was computed. [2020-10-15 01:40:18,936 INFO L264 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (let ((.cse1 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse2 .cse3 .cse4) (or .cse0 .cse6 .cse3) (or .cse6 .cse5 .cse3))) [2020-10-15 01:40:18,936 INFO L268 CegarLoopResult]: For program point L731-1(lines 712 736) no Hoare annotation was computed. [2020-10-15 01:40:18,936 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 712 736) no Hoare annotation was computed. [2020-10-15 01:40:18,936 INFO L264 CegarLoopResult]: At program point L726(line 726) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~5) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse5 .cse0 .cse2 .cse3) (or .cse5 .cse4 .cse2))) [2020-10-15 01:40:18,936 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 712 736) the Hoare annotation is: (let ((.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse3 .cse6) (or .cse5 .cse1 .cse2 .cse3 .cse6) (or .cse4 .cse0 .cse2 .cse3))) [2020-10-15 01:40:18,936 INFO L264 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~5) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse5) (or .cse6 .cse0 .cse2 .cse3) (or .cse6 .cse4 .cse2 .cse5))) [2020-10-15 01:40:18,936 INFO L268 CegarLoopResult]: For program point L720(lines 720 728) no Hoare annotation was computed. [2020-10-15 01:40:18,936 INFO L264 CegarLoopResult]: At program point L718(line 718) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse3 .cse5) (or .cse6 .cse4 .cse3 .cse5) (or .cse6 .cse0 .cse2 .cse3))) [2020-10-15 01:40:18,937 INFO L268 CegarLoopResult]: For program point L718-1(line 718) no Hoare annotation was computed. [2020-10-15 01:40:18,937 INFO L268 CegarLoopResult]: For program point L716(lines 716 733) no Hoare annotation was computed. [2020-10-15 01:40:18,937 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 678 684) no Hoare annotation was computed. [2020-10-15 01:40:18,937 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 678 684) the Hoare annotation is: true [2020-10-15 01:40:18,937 INFO L264 CegarLoopResult]: At program point L960(lines 911 961) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,937 INFO L264 CegarLoopResult]: At program point testENTRY(lines 902 967) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-15 01:40:18,937 INFO L268 CegarLoopResult]: For program point testFINAL(lines 902 967) no Hoare annotation was computed. [2020-10-15 01:40:18,937 INFO L268 CegarLoopResult]: For program point L950(lines 950 954) no Hoare annotation was computed. [2020-10-15 01:40:18,937 INFO L264 CegarLoopResult]: At program point L950-2(lines 942 955) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse3 .cse5 .cse6) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse3 .cse6 .cse4) (and .cse1 .cse3 .cse7 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse1 .cse3 .cse7 .cse6 .cse4))) [2020-10-15 01:40:18,938 INFO L268 CegarLoopResult]: For program point L913(lines 912 959) no Hoare annotation was computed. [2020-10-15 01:40:18,938 INFO L264 CegarLoopResult]: At program point L944(line 944) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (<= 2 ~waterLevel~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse6 (<= 1 ~methaneLevelCritical~0)) (.cse4 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (and .cse1 .cse3 (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse4) (and .cse0 .cse1 .cse3 .cse5 .cse6) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse3 .cse6 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse5) (and .cse1 .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6 .cse4))) [2020-10-15 01:40:18,938 INFO L268 CegarLoopResult]: For program point L942(lines 942 955) no Hoare annotation was computed. [2020-10-15 01:40:18,938 INFO L264 CegarLoopResult]: At program point L934(line 934) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse4 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~methAndRunningLastTime~0 0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse4) (and .cse1 .cse2 (= ~pumpRunning~0 0) .cse4 .cse3) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-15 01:40:18,938 INFO L268 CegarLoopResult]: For program point L932(lines 932 938) no Hoare annotation was computed. [2020-10-15 01:40:18,938 INFO L268 CegarLoopResult]: For program point L932-1(lines 932 938) no Hoare annotation was computed. [2020-10-15 01:40:18,938 INFO L264 CegarLoopResult]: At program point L957(lines 912 959) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3) (and .cse1 .cse2 .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse3) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse5) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 .cse2 .cse4 .cse5 .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-15 01:40:18,938 INFO L264 CegarLoopResult]: At program point L924(line 924) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse2 (= 1 ~systemActive~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (<= 1 ~methaneLevelCritical~0)) (.cse3 (= ~methAndRunningLastTime~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2 .cse3) (and .cse1 .cse2 .cse4 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse3) (and .cse0 .cse1 .cse2 (<= 2 ~waterLevel~0) .cse5) (not (= |old(~pumpRunning~0)| 0)) (and .cse1 .cse2 .cse4 .cse5 .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (not (= |old(~methAndRunningLastTime~0)| 0)))) [2020-10-15 01:40:18,938 INFO L268 CegarLoopResult]: For program point L922(lines 922 928) no Hoare annotation was computed. [2020-10-15 01:40:18,938 INFO L268 CegarLoopResult]: For program point L922-1(lines 922 928) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point L914(lines 914 918) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point testEXIT(lines 902 967) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 351 396) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 351 396) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point L371(lines 371 378) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 351 396) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point L365(lines 365 385) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point L365-1(lines 365 385) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L264 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 737 744) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 737 744) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 737 744) no Hoare annotation was computed. [2020-10-15 01:40:18,939 INFO L264 CegarLoopResult]: At program point L887(line 887) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))) (or .cse3 .cse1 .cse2) (or .cse4 .cse0 .cse2))) [2020-10-15 01:40:18,939 INFO L268 CegarLoopResult]: For program point L885(lines 885 891) no Hoare annotation was computed. [2020-10-15 01:40:18,940 INFO L268 CegarLoopResult]: For program point L884(lines 884 894) no Hoare annotation was computed. [2020-10-15 01:40:18,940 INFO L264 CegarLoopResult]: At program point L882(line 882) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse2 .cse4) (or .cse5 .cse1 .cse2) (or .cse5 .cse3 .cse2 .cse4 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:40:18,940 INFO L268 CegarLoopResult]: For program point L882-1(line 882) no Hoare annotation was computed. [2020-10-15 01:40:18,940 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 872 900) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:40:18,940 INFO L268 CegarLoopResult]: For program point L880(lines 880 897) no Hoare annotation was computed. [2020-10-15 01:40:18,940 INFO L268 CegarLoopResult]: For program point L880-1(lines 872 900) no Hoare annotation was computed. [2020-10-15 01:40:18,940 INFO L264 CegarLoopResult]: At program point L878(line 878) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~pumpRunning~0 0))) (.cse4 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse2 .cse3 (not (= |old(~methAndRunningLastTime~0)| 0)) (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:40:18,940 INFO L268 CegarLoopResult]: For program point L878-1(line 878) no Hoare annotation was computed. [2020-10-15 01:40:18,940 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 872 900) no Hoare annotation was computed. [2020-10-15 01:40:18,940 INFO L268 CegarLoopResult]: For program point L506(lines 506 514) no Hoare annotation was computed. [2020-10-15 01:40:18,940 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 498 520) no Hoare annotation was computed. [2020-10-15 01:40:18,940 INFO L268 CegarLoopResult]: For program point L506-2(lines 506 514) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 498 520) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 498 520) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 864 871) the Hoare annotation is: (or (not (= ~waterLevel~0 1)) (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0) (not (= |old(~methAndRunningLastTime~0)| 0))) [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 864 871) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 864 871) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 248 350) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point L318(lines 296 319) no Hoare annotation was computed. [2020-10-15 01:40:18,941 INFO L268 CegarLoopResult]: For program point L277(lines 277 293) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point L337(lines 337 344) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point L298(lines 297 317) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point L329-1(line 329) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point L294(lines 294 335) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 248 350) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point L313(line 313) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point L313-1(line 313) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 248 350) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-15 01:40:18,942 INFO L268 CegarLoopResult]: For program point L336(lines 336 347) no Hoare annotation was computed. [2020-10-15 01:40:18,943 INFO L268 CegarLoopResult]: For program point L299(lines 299 303) no Hoare annotation was computed. [2020-10-15 01:40:18,943 INFO L268 CegarLoopResult]: For program point L297-2(lines 297 317) no Hoare annotation was computed. [2020-10-15 01:40:18,943 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:40:18,943 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string24.offset| |old(#t~string24.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string24.base| |old(#t~string24.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-15 01:40:18,943 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:40:18,943 INFO L268 CegarLoopResult]: For program point L752(lines 752 758) no Hoare annotation was computed. [2020-10-15 01:40:18,943 INFO L264 CegarLoopResult]: At program point L750(line 750) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-15 01:40:18,943 INFO L268 CegarLoopResult]: For program point L750-1(line 750) no Hoare annotation was computed. [2020-10-15 01:40:18,943 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 745 761) no Hoare annotation was computed. [2020-10-15 01:40:18,943 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 745 761) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-15 01:40:18,944 INFO L264 CegarLoopResult]: At program point L756(line 756) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~methaneLevelCritical~0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3 .cse4))) [2020-10-15 01:40:18,944 INFO L268 CegarLoopResult]: For program point L756-1(lines 745 761) no Hoare annotation was computed. [2020-10-15 01:40:18,944 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 521 529) no Hoare annotation was computed. [2020-10-15 01:40:18,944 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 521 529) no Hoare annotation was computed. [2020-10-15 01:40:18,944 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 521 529) no Hoare annotation was computed. [2020-10-15 01:40:18,944 INFO L271 CegarLoopResult]: At program point L833(line 833) the Hoare annotation is: true [2020-10-15 01:40:18,944 INFO L268 CegarLoopResult]: For program point L835-2(lines 835 839) no Hoare annotation was computed. [2020-10-15 01:40:18,944 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 826 844) no Hoare annotation was computed. [2020-10-15 01:40:18,944 INFO L268 CegarLoopResult]: For program point L833-1(line 833) no Hoare annotation was computed. [2020-10-15 01:40:18,944 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 826 844) the Hoare annotation is: true [2020-10-15 01:40:18,944 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 826 844) no Hoare annotation was computed. [2020-10-15 01:40:18,945 INFO L268 CegarLoopResult]: For program point L835(lines 835 839) no Hoare annotation was computed. [2020-10-15 01:40:18,945 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:40:18,945 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-15 01:40:18,945 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:40:18,945 INFO L268 CegarLoopResult]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2020-10-15 01:40:18,945 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse0 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (not (= ~pumpRunning~0 0))) (.cse6 (= ~methaneLevelCritical~0 0)) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.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 .cse0 .cse6 .cse2 .cse7) (or .cse0 .cse1 .cse6 .cse2 .cse7) (or .cse5 .cse2 .cse3 .cse4 (not (<= 2 ~waterLevel~0))))) [2020-10-15 01:40:18,945 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 477 488) no Hoare annotation was computed. [2020-10-15 01:40:18,945 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 489 497) the Hoare annotation is: true [2020-10-15 01:40:18,945 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 489 497) no Hoare annotation was computed. [2020-10-15 01:40:18,945 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 489 497) no Hoare annotation was computed. [2020-10-15 01:40:18,945 INFO L264 CegarLoopResult]: At program point L667(line 667) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse8 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and .cse5 .cse8)) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse4 (and .cse5 (= ~methAndRunningLastTime~0 0))) (or .cse6 .cse2 .cse3) (or .cse0 (and .cse7 .cse5 .cse8) .cse2 .cse9 .cse4) (or .cse7 .cse6 .cse2 .cse9 .cse4)))) [2020-10-15 01:40:18,946 INFO L264 CegarLoopResult]: At program point L665(lines 665 671) the Hoare annotation is: (let ((.cse15 (= 1 ~systemActive~0)) (.cse10 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (.cse7 (= ~pumpRunning~0 0))) (let ((.cse0 (not (<= 2 |old(~waterLevel~0)|))) (.cse2 (and .cse15 .cse10 .cse7)) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse14 (= ~methAndRunningLastTime~0 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse11 (not (= |old(~pumpRunning~0)| 0))) (.cse12 (<= 1 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (<= 2 ~waterLevel~0)) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not .cse15))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse1 .cse2 .cse5) (or .cse1 .cse3 .cse4 .cse5 .cse7 .cse8) (or .cse6 (and .cse9 .cse4 .cse10) .cse5 .cse11 .cse8 (and .cse12 .cse9 .cse13 .cse14)) (or .cse6 (and .cse7 .cse14) .cse1 .cse5 .cse8) (or (and .cse9 .cse4) .cse3 .cse5 .cse11 (and .cse12 .cse9 .cse13) .cse8) (or .cse3 .cse5 .cse10)))) [2020-10-15 01:40:18,946 INFO L264 CegarLoopResult]: At program point L660(line 660) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse1 .cse3) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse4 .cse5 .cse1) (or .cse6 .cse1 .cse2 .cse3) (or .cse6 .cse5 .cse1))) [2020-10-15 01:40:18,946 INFO L268 CegarLoopResult]: For program point L658(lines 657 676) no Hoare annotation was computed. [2020-10-15 01:40:18,946 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 654 677) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2 .cse3) (or .cse0 .cse2 .cse3 (not (= |old(~pumpRunning~0)| 0)) .cse4) (or (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3))) [2020-10-15 01:40:18,946 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 654 677) no Hoare annotation was computed. [2020-10-15 01:40:18,946 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 654 677) no Hoare annotation was computed. [2020-10-15 01:40:18,946 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 547 576) no Hoare annotation was computed. [2020-10-15 01:40:18,947 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 547 576) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0))) [2020-10-15 01:40:18,947 INFO L271 CegarLoopResult]: At program point L572(lines 547 576) the Hoare annotation is: true [2020-10-15 01:40:18,947 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-10-15 01:40:18,947 INFO L268 CegarLoopResult]: For program point L561(lines 561 565) no Hoare annotation was computed. [2020-10-15 01:40:18,947 INFO L271 CegarLoopResult]: At program point L561-1(lines 561 565) the Hoare annotation is: true [2020-10-15 01:40:18,947 INFO L268 CegarLoopResult]: For program point L558(line 558) no Hoare annotation was computed. [2020-10-15 01:40:18,947 INFO L271 CegarLoopResult]: At program point L557-2(lines 557 571) the Hoare annotation is: true [2020-10-15 01:40:18,947 INFO L264 CegarLoopResult]: At program point L553(line 553) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0))) [2020-10-15 01:40:18,947 INFO L268 CegarLoopResult]: For program point L553-1(line 553) no Hoare annotation was computed. [2020-10-15 01:40:18,947 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 453 464) the Hoare annotation is: (let ((.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse5 (not (= ~methAndRunningLastTime~0 0))) (.cse0 (not (<= 1 ~pumpRunning~0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse2 .cse6 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse4) (or .cse0 .cse2 .cse3 .cse6 .cse4))) [2020-10-15 01:40:18,947 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 453 464) no Hoare annotation was computed. [2020-10-15 01:40:18,947 INFO L268 CegarLoopResult]: For program point L457-1(lines 453 464) no Hoare annotation was computed. [2020-10-15 01:40:18,948 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 602 608) no Hoare annotation was computed. [2020-10-15 01:40:18,948 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 602 608) the Hoare annotation is: true [2020-10-15 01:40:18,948 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-15 01:40:18,948 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) (= ~methAndRunningLastTime~0 0)) [2020-10-15 01:40:18,948 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-15 01:40:18,948 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-15 01:40:18,948 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2020-10-15 01:40:18,948 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (= ~pumpRunning~0 0))) (.cse5 (= |old(~systemActive~0)| ~systemActive~0)) (.cse6 (not (<= 2 ~waterLevel~0))) (.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (<= 1 ~pumpRunning~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= 1 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse6) (or .cse0 .cse3 .cse7 .cse4 .cse8) (or .cse0 .cse2 .cse3 .cse7 .cse4) (or .cse0 .cse5 .cse1 .cse8 .cse6) (or .cse0 .cse1 .cse3 .cse8 .cse4))) [2020-10-15 01:40:18,948 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2020-10-15 01:40:18,948 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 465 476) no Hoare annotation was computed. [2020-10-15 01:40:18,948 INFO L268 CegarLoopResult]: For program point L469-1(lines 465 476) no Hoare annotation was computed. [2020-10-15 01:40:18,948 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 465 476) the Hoare annotation is: (let ((.cse0 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= ~pumpRunning~0 0))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (<= 2 |old(~waterLevel~0)|)) .cse3) (or .cse0 .cse4 .cse2 .cse5 .cse3) (or .cse4 .cse2 .cse6 .cse5 .cse3) (or .cse1 .cse4 .cse2 .cse6 .cse3))) [2020-10-15 01:40:18,949 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 854 861) no Hoare annotation was computed. [2020-10-15 01:40:18,949 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2020-10-15 01:40:18,949 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 854 861) the Hoare annotation is: true [2020-10-15 01:40:18,949 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 854 861) no Hoare annotation was computed. [2020-10-15 01:40:18,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:40:18 BoogieIcfgContainer [2020-10-15 01:40:18,971 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-15 01:40:18,972 INFO L168 Benchmark]: Toolchain (without parser) took 126554.22 ms. Allocated memory was 145.8 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 100.7 MB in the beginning and 829.0 MB in the end (delta: -728.4 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-15 01:40:18,973 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. [2020-10-15 01:40:18,974 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.33 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 100.3 MB in the beginning and 164.9 MB in the end (delta: -64.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2020-10-15 01:40:18,974 INFO L168 Benchmark]: Boogie Preprocessor took 85.21 ms. Allocated memory is still 201.3 MB. Free memory was 164.9 MB in the beginning and 161.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2020-10-15 01:40:18,975 INFO L168 Benchmark]: RCFGBuilder took 1124.89 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 161.0 MB in the beginning and 188.4 MB in the end (delta: -27.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. [2020-10-15 01:40:18,976 INFO L168 Benchmark]: TraceAbstraction took 124631.32 ms. Allocated memory was 234.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 188.4 MB in the beginning and 829.0 MB in the end (delta: -640.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2020-10-15 01:40:18,979 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 145.8 MB. Free memory was 120.3 MB in the beginning and 119.9 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 708.33 ms. Allocated memory was 145.8 MB in the beginning and 201.3 MB in the end (delta: 55.6 MB). Free memory was 100.3 MB in the beginning and 164.9 MB in the end (delta: -64.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.21 ms. Allocated memory is still 201.3 MB. Free memory was 164.9 MB in the beginning and 161.0 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1124.89 ms. Allocated memory was 201.3 MB in the beginning and 234.9 MB in the end (delta: 33.6 MB). Free memory was 161.0 MB in the beginning and 188.4 MB in the end (delta: -27.4 MB). Peak memory consumption was 79.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 124631.32 ms. Allocated memory was 234.9 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 188.4 MB in the beginning and 829.0 MB in the end (delta: -640.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 858]: 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: 557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 912]: Loop Invariant Derived loop invariant: (((((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && methaneLevelCritical == 0) && 1 == systemActive) && methAndRunningLastTime == 0)) || ((((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 0) && \old(methaneLevelCritical) == methaneLevelCritical) && methAndRunningLastTime == 0)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && 1 == systemActive) && 2 <= waterLevel) && 1 <= methaneLevelCritical)) || !(\old(pumpRunning) == 0)) || ((((splverifierCounter <= 0 && 1 == systemActive) && pumpRunning == 0) && 1 <= methaneLevelCritical) && methAndRunningLastTime == 0)) || !(\old(methaneLevelCritical) == 0)) || !(\old(methAndRunningLastTime) == 0) - InvariantResult [Line: 911]: Loop Invariant Derived loop invariant: ((((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || (methaneLevelCritical == 0 && 1 == systemActive)) || !(\old(pumpRunning) == 0)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 81.4s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 33.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 43.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1243 SDtfs, 3796 SDslu, 1765 SDs, 0 SdLazy, 9358 SolverSat, 2980 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 620 GetRequests, 382 SyntacticMatches, 7 SemanticMatches, 231 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2267 ImplicationChecksByTransitivity, 14.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1055occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 1213 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 2072 PreInvPairs, 2305 NumberOfFragments, 3153 HoareAnnotationTreeSize, 2072 FomulaSimplifications, 614610016 FormulaSimplificationTreeSizeReduction, 10.6s HoareSimplificationTime, 64 FomulaSimplificationsInter, 12492261 FormulaSimplificationTreeSizeReductionInter, 32.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 46.1s InterpolantComputationTime, 980 NumberOfCodeBlocks, 980 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 972 ConstructedInterpolants, 0 QuantifiedInterpolants, 416142 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 254/271 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...