/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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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_spec5_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 07:19:52,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 07:19:52,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 07:19:52,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 07:19:52,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 07:19:52,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 07:19:52,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 07:19:52,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 07:19:52,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 07:19:52,138 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 07:19:52,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 07:19:52,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 07:19:52,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 07:19:52,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 07:19:52,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 07:19:52,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 07:19:52,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 07:19:52,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 07:19:52,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 07:19:52,162 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 07:19:52,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 07:19:52,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 07:19:52,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 07:19:52,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 07:19:52,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 07:19:52,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 07:19:52,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 07:19:52,173 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 07:19:52,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 07:19:52,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 07:19:52,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 07:19:52,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 07:19:52,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 07:19:52,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 07:19:52,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 07:19:52,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 07:19:52,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 07:19:52,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 07:19:52,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 07:19:52,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 07:19:52,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 07:19:52,183 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 [2020-10-14 07:19:52,229 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 07:19:52,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 07:19:52,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 07:19:52,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 07:19:52,231 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 07:19:52,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 07:19:52,232 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 07:19:52,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 07:19:52,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 07:19:52,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 07:19:52,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 07:19:52,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 07:19:52,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 07:19:52,235 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 07:19:52,235 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 07:19:52,235 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 07:19:52,235 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 07:19:52,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 07:19:52,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 07:19:52,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 07:19:52,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 07:19:52,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 07:19:52,237 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 07:19:52,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 07:19:52,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 07:19:52,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 07:19:52,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 07:19:52,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 07:19:52,238 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 07:19:52,238 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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 07:19:52,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 07:19:52,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 07:19:52,593 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 07:19:52,595 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 07:19:52,595 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 07:19:52,596 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product40.cil.c [2020-10-14 07:19:52,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a8c60506a/f9f070bb1af24846919ed97cf62abfd8/FLAGd0b4909fd [2020-10-14 07:19:53,256 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 07:19:53,257 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product40.cil.c [2020-10-14 07:19:53,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a8c60506a/f9f070bb1af24846919ed97cf62abfd8/FLAGd0b4909fd [2020-10-14 07:19:53,544 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a8c60506a/f9f070bb1af24846919ed97cf62abfd8 [2020-10-14 07:19:53,553 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 07:19:53,554 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 07:19:53,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 07:19:53,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 07:19:53,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 07:19:53,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:19:53" (1/1) ... [2020-10-14 07:19:53,563 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@115854be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:53, skipping insertion in model container [2020-10-14 07:19:53,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:19:53" (1/1) ... [2020-10-14 07:19:53,571 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 07:19:53,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 07:19:54,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:19:54,094 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 07:19:54,252 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 07:19:54,288 INFO L208 MainTranslator]: Completed translation [2020-10-14 07:19:54,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54 WrapperNode [2020-10-14 07:19:54,289 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 07:19:54,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 07:19:54,290 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 07:19:54,290 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 07:19:54,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54" (1/1) ... [2020-10-14 07:19:54,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54" (1/1) ... [2020-10-14 07:19:54,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54" (1/1) ... [2020-10-14 07:19:54,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54" (1/1) ... [2020-10-14 07:19:54,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54" (1/1) ... [2020-10-14 07:19:54,369 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54" (1/1) ... [2020-10-14 07:19:54,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54" (1/1) ... [2020-10-14 07:19:54,383 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 07:19:54,383 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 07:19:54,383 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 07:19:54,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 07:19:54,384 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54" (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 [2020-10-14 07:19:54,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 07:19:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 07:19:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-14 07:19:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-14 07:19:54,445 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-14 07:19:54,446 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:19:54,446 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-14 07:19:54,447 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-14 07:19:54,447 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-14 07:19:54,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-14 07:19:54,447 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-14 07:19:54,447 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-14 07:19:54,448 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-14 07:19:54,448 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-14 07:19:54,448 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-14 07:19:54,449 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-14 07:19:54,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-14 07:19:54,449 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-14 07:19:54,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-14 07:19:54,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-14 07:19:54,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-14 07:19:54,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-14 07:19:54,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:19:54,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:19:54,451 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:19:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-14 07:19:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-14 07:19:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-14 07:19:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-14 07:19:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 07:19:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-14 07:19:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-14 07:19:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-14 07:19:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-14 07:19:54,453 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-14 07:19:54,454 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-14 07:19:54,454 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-14 07:19:54,456 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-14 07:19:54,456 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-14 07:19:54,456 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-14 07:19:54,456 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-14 07:19:54,456 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-14 07:19:54,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 07:19:54,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 07:19:54,458 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-14 07:19:54,458 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-14 07:19:54,458 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-14 07:19:54,458 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-14 07:19:54,458 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-14 07:19:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-14 07:19:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-14 07:19:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-14 07:19:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-14 07:19:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-14 07:19:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-14 07:19:54,459 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-14 07:19:54,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-10-14 07:19:54,460 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-10-14 07:19:54,460 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-14 07:19:54,460 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-14 07:19:54,460 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-14 07:19:54,460 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-14 07:19:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-14 07:19:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 07:19:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-14 07:19:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-14 07:19:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-14 07:19:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-14 07:19:54,461 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-14 07:19:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 07:19:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-14 07:19:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-14 07:19:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 07:19:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 07:19:54,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 07:19:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 07:19:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-14 07:19:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 07:19:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-14 07:19:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-14 07:19:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 07:19:54,463 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-14 07:19:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-14 07:19:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-14 07:19:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-14 07:19:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-14 07:19:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-10-14 07:19:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-14 07:19:54,464 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-14 07:19:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-14 07:19:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-14 07:19:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-14 07:19:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-14 07:19:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 07:19:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-14 07:19:54,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 07:19:54,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 07:19:54,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 07:19:55,556 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 07:19:55,556 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-14 07:19:55,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:19:55 BoogieIcfgContainer [2020-10-14 07:19:55,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 07:19:55,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 07:19:55,563 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 07:19:55,566 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 07:19:55,566 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 07:19:53" (1/3) ... [2020-10-14 07:19:55,567 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f84aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:19:55, skipping insertion in model container [2020-10-14 07:19:55,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:19:54" (2/3) ... [2020-10-14 07:19:55,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27f84aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 07:19:55, skipping insertion in model container [2020-10-14 07:19:55,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 07:19:55" (3/3) ... [2020-10-14 07:19:55,570 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product40.cil.c [2020-10-14 07:19:55,581 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 07:19:55,589 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 07:19:55,602 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 07:19:55,628 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 07:19:55,628 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 07:19:55,628 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 07:19:55,628 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 07:19:55,628 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 07:19:55,629 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 07:19:55,629 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 07:19:55,629 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 07:19:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2020-10-14 07:19:55,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-14 07:19:55,665 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:19:55,666 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] [2020-10-14 07:19:55,667 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:19:55,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:19:55,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1231866733, now seen corresponding path program 1 times [2020-10-14 07:19:55,683 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:19:55,684 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [988925498] [2020-10-14 07:19:55,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:19:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:19:56,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:56,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:57,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:57,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:19:58,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-14 07:20:01,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:20:01,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:20:01,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 48 [2020-10-14 07:20:01,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 15 [2020-10-14 07:20:01,424 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:01,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:01,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-14 07:20:01,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:01,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:01,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:01,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:01,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,513 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:01,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:01,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:01,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,520 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:01,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:01,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:01,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:01,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:01,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:01,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:01,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,537 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:01,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:01,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:01,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:01,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:01,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:01,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,563 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:20:01,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:01,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:01,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:01,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-14 07:20:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:01,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:01,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:01,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:20:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:01,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:01,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:01,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:01,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:01,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:01,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:01,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:01,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:01,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:01,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:01,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:01,616 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:01,617 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [988925498] [2020-10-14 07:20:01,619 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:01,619 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 07:20:01,620 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116776592] [2020-10-14 07:20:01,626 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 07:20:01,627 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:01,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 07:20:01,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:20:01,644 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 4 states. [2020-10-14 07:20:02,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:02,922 INFO L93 Difference]: Finished difference Result 324 states and 416 transitions. [2020-10-14 07:20:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 07:20:02,925 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-10-14 07:20:02,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:02,941 INFO L225 Difference]: With dead ends: 324 [2020-10-14 07:20:02,941 INFO L226 Difference]: Without dead ends: 179 [2020-10-14 07:20:02,946 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 07:20:02,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2020-10-14 07:20:03,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 146. [2020-10-14 07:20:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-14 07:20:03,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2020-10-14 07:20:03,062 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 59 [2020-10-14 07:20:03,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:03,063 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2020-10-14 07:20:03,063 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 07:20:03,063 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2020-10-14 07:20:03,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-10-14 07:20:03,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:03,068 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] [2020-10-14 07:20:03,068 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 07:20:03,068 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:03,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:03,069 INFO L82 PathProgramCache]: Analyzing trace with hash 735941424, now seen corresponding path program 1 times [2020-10-14 07:20:03,069 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:03,069 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1478214301] [2020-10-14 07:20:03,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:03,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:03,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:03,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:04,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-14 07:20:08,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:20:08,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-14 07:20:08,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,118 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:08,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 47 [2020-10-14 07:20:08,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:08,119 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:08,481 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:08,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:08,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:08,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-14 07:20:08,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,528 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:08,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:08,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:08,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:08,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,544 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:08,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,545 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:08,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:08,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:08,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,549 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:08,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:08,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:08,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:08,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:08,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:20:08,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:08,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:08,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:08,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:08,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:08,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:08,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:08,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:08,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-14 07:20:08,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:08,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:08,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-14 07:20:08,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:08,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:08,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:08,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:08,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,619 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:08,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 29 [2020-10-14 07:20:08,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-14 07:20:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:08,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:08,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:08,629 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:08,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-14 07:20:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:08,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:08,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:08,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:08,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:08,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:08,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:08,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:08,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:08,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:08,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:08,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:08,646 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:08,649 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1478214301] [2020-10-14 07:20:08,650 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:08,650 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 07:20:08,650 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929685872] [2020-10-14 07:20:08,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 07:20:08,655 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:08,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 07:20:08,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 07:20:08,656 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 5 states. [2020-10-14 07:20:09,158 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:10,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:10,074 INFO L93 Difference]: Finished difference Result 259 states and 316 transitions. [2020-10-14 07:20:10,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 07:20:10,075 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-10-14 07:20:10,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:10,080 INFO L225 Difference]: With dead ends: 259 [2020-10-14 07:20:10,080 INFO L226 Difference]: Without dead ends: 169 [2020-10-14 07:20:10,082 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:20:10,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-10-14 07:20:10,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 137. [2020-10-14 07:20:10,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-10-14 07:20:10,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 159 transitions. [2020-10-14 07:20:10,126 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 159 transitions. Word has length 60 [2020-10-14 07:20:10,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:10,126 INFO L479 AbstractCegarLoop]: Abstraction has 137 states and 159 transitions. [2020-10-14 07:20:10,126 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 07:20:10,126 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2020-10-14 07:20:10,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-10-14 07:20:10,128 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:10,129 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] [2020-10-14 07:20:10,129 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 07:20:10,129 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:10,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:10,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1019781836, now seen corresponding path program 1 times [2020-10-14 07:20:10,130 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:10,130 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1683092816] [2020-10-14 07:20:10,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:10,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:10,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:10,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:11,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 99 [2020-10-14 07:20:13,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-14 07:20:13,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2987 [2020-10-14 07:20:13,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:13,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-14 07:20:13,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-14 07:20:13,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,529 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:13,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:13,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,604 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-14 07:20:13,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,605 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:13,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:13,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:13,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,630 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:13,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:13,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:13,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,643 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:13,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-14 07:20:13,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:13,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:13,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:13,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:13,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:13,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-14 07:20:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:13,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:13,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:13,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:13,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-10-14 07:20:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:13,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:13,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:13,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:13,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:13,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:20:13,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:13,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:13,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:13,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:13,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:13,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:13,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-14 07:20:13,747 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1683092816] [2020-10-14 07:20:13,747 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:13,747 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:20:13,748 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507856738] [2020-10-14 07:20:13,748 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:20:13,749 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:13,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:20:13,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:13,750 INFO L87 Difference]: Start difference. First operand 137 states and 159 transitions. Second operand 8 states. [2020-10-14 07:20:14,227 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:14,937 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:15,684 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:15,976 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:16,519 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:16,758 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:17,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:17,170 INFO L93 Difference]: Finished difference Result 346 states and 439 transitions. [2020-10-14 07:20:17,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-14 07:20:17,171 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-10-14 07:20:17,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:17,177 INFO L225 Difference]: With dead ends: 346 [2020-10-14 07:20:17,177 INFO L226 Difference]: Without dead ends: 237 [2020-10-14 07:20:17,182 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-14 07:20:17,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2020-10-14 07:20:17,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 203. [2020-10-14 07:20:17,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2020-10-14 07:20:17,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 239 transitions. [2020-10-14 07:20:17,255 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 239 transitions. Word has length 65 [2020-10-14 07:20:17,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:17,256 INFO L479 AbstractCegarLoop]: Abstraction has 203 states and 239 transitions. [2020-10-14 07:20:17,256 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:20:17,256 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 239 transitions. [2020-10-14 07:20:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-14 07:20:17,258 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:17,258 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] [2020-10-14 07:20:17,259 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-14 07:20:17,259 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:17,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:17,259 INFO L82 PathProgramCache]: Analyzing trace with hash -573764694, now seen corresponding path program 1 times [2020-10-14 07:20:17,260 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:17,260 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1909650878] [2020-10-14 07:20:17,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:17,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:17,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:17,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-14 07:20:22,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 07:20:22,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4748 [2020-10-14 07:20:22,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:22,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 96 [2020-10-14 07:20:22,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:22,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:22,310 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:22,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:22,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 07:20:22,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,346 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:22,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:22,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:22,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:22,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:22,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:22,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-14 07:20:22,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:22,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:22,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:22,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:22,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:22,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:22,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:22,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:22,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:22,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:22,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:22,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:22,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:22,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:22,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:22,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:22,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:22,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:20:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:22,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:22,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 07:20:22,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 07:20:22,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:22,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:22,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:22,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:22,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-14 07:20:22,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-14 07:20:22,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-14 07:20:22,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:22,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:22,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:22,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 07:20:22,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-14 07:20:22,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:22,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:22,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:22,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:22,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:22,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:22,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:22,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,643 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:22,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:22,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 07:20:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:22,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:22,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:22,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:22,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 07:20:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:22,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:22,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:22,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:22,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:22,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:22,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:22,654 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:22,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:22,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:22,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:22,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:22,671 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:22,672 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1909650878] [2020-10-14 07:20:22,672 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:22,672 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-14 07:20:22,673 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633669493] [2020-10-14 07:20:22,674 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:20:22,675 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:22,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:20:22,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:20:22,676 INFO L87 Difference]: Start difference. First operand 203 states and 239 transitions. Second operand 9 states. [2020-10-14 07:20:23,825 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:24,091 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-14 07:20:24,372 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:24,628 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:25,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:25,397 INFO L93 Difference]: Finished difference Result 435 states and 549 transitions. [2020-10-14 07:20:25,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-14 07:20:25,398 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 93 [2020-10-14 07:20:25,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:25,403 INFO L225 Difference]: With dead ends: 435 [2020-10-14 07:20:25,403 INFO L226 Difference]: Without dead ends: 260 [2020-10-14 07:20:25,404 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2020-10-14 07:20:25,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-10-14 07:20:25,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 217. [2020-10-14 07:20:25,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-10-14 07:20:25,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 255 transitions. [2020-10-14 07:20:25,445 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 255 transitions. Word has length 93 [2020-10-14 07:20:25,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:25,445 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 255 transitions. [2020-10-14 07:20:25,445 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:20:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 255 transitions. [2020-10-14 07:20:25,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-14 07:20:25,447 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:25,448 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] [2020-10-14 07:20:25,448 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-14 07:20:25,448 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:25,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:25,448 INFO L82 PathProgramCache]: Analyzing trace with hash 127835180, now seen corresponding path program 1 times [2020-10-14 07:20:25,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:25,449 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1886452565] [2020-10-14 07:20:25,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:25,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:25,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:25,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-14 07:20:25,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:25,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 478 [2020-10-14 07:20:25,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:25,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:25,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-14 07:20:25,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:25,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-14 07:20:25,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,211 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:26,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-14 07:20:26,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,275 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:20:26,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:26,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:26,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:26,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:26,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:26,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:26,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:26,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:26,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:26,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:26,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:26,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:26,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:26,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:26,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:20:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:26,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-14 07:20:26,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:20:26,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-14 07:20:26,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:26,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:20:26,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:20:26,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:26,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:26,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:20:26,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:26,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:26,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:26,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:26,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:26,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:26,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:26,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 07:20:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:26,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:26,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:26,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 07:20:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:26,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:26,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:26,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:26,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:26,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:26,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:26,462 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:26,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:26,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:26,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:26,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:26,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:26,480 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1886452565] [2020-10-14 07:20:26,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:26,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-14 07:20:26,481 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886884643] [2020-10-14 07:20:26,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-14 07:20:26,481 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:26,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-14 07:20:26,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-14 07:20:26,483 INFO L87 Difference]: Start difference. First operand 217 states and 255 transitions. Second operand 7 states. [2020-10-14 07:20:26,803 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:27,337 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:29,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:29,551 INFO L93 Difference]: Finished difference Result 771 states and 1019 transitions. [2020-10-14 07:20:29,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 07:20:29,552 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 93 [2020-10-14 07:20:29,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:29,564 INFO L225 Difference]: With dead ends: 771 [2020-10-14 07:20:29,565 INFO L226 Difference]: Without dead ends: 582 [2020-10-14 07:20:29,571 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 38 SyntacticMatches, 3 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-14 07:20:29,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2020-10-14 07:20:29,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 517. [2020-10-14 07:20:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 517 states. [2020-10-14 07:20:29,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 631 transitions. [2020-10-14 07:20:29,699 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 631 transitions. Word has length 93 [2020-10-14 07:20:29,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:29,700 INFO L479 AbstractCegarLoop]: Abstraction has 517 states and 631 transitions. [2020-10-14 07:20:29,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-14 07:20:29,700 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 631 transitions. [2020-10-14 07:20:29,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-14 07:20:29,701 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:29,702 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] [2020-10-14 07:20:29,702 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-14 07:20:29,702 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:29,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:29,703 INFO L82 PathProgramCache]: Analyzing trace with hash -1597645717, now seen corresponding path program 1 times [2020-10-14 07:20:29,703 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:29,703 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1162061411] [2020-10-14 07:20:29,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:29,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:29,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:29,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 137 [2020-10-14 07:20:29,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:29,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 205 [2020-10-14 07:20:29,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:29,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:29,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:29,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-14 07:20:29,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:29,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,148 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:30,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:30,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:30,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-14 07:20:30,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:30,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:30,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:30,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:30,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:30,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:30,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:30,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:30,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:30,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:30,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:30,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:30,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:30,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:30,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:30,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:30,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:30,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:30,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:30,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:30,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:30,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:30,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:30,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:30,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-14 07:20:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:30,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-14 07:20:30,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:30,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-14 07:20:30,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:30,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:30,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:30,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-14 07:20:30,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,300 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:30,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 07:20:30,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:30,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:30,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:30,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:20:30,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:30,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-14 07:20:30,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:30,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:30,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:30,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:30,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,335 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:30,335 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:20:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:30,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:30,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:30,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:30,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:30,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:30,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:30,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-14 07:20:30,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:30,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:30,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:30,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-14 07:20:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:30,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:30,359 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:30,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:30,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:30,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:30,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:30,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:30,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:30,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:30,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:30,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:30,374 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:30,374 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1162061411] [2020-10-14 07:20:30,374 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:30,375 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-14 07:20:30,375 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184155432] [2020-10-14 07:20:30,375 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:20:30,375 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:30,376 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:20:30,376 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:30,376 INFO L87 Difference]: Start difference. First operand 517 states and 631 transitions. Second operand 8 states. [2020-10-14 07:20:31,467 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:31,738 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:31,975 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:32,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:32,680 INFO L93 Difference]: Finished difference Result 964 states and 1223 transitions. [2020-10-14 07:20:32,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-14 07:20:32,681 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2020-10-14 07:20:32,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:32,686 INFO L225 Difference]: With dead ends: 964 [2020-10-14 07:20:32,686 INFO L226 Difference]: Without dead ends: 475 [2020-10-14 07:20:32,690 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:20:32,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2020-10-14 07:20:32,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 432. [2020-10-14 07:20:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 432 states. [2020-10-14 07:20:32,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 432 states and 517 transitions. [2020-10-14 07:20:32,767 INFO L78 Accepts]: Start accepts. Automaton has 432 states and 517 transitions. Word has length 93 [2020-10-14 07:20:32,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:32,767 INFO L479 AbstractCegarLoop]: Abstraction has 432 states and 517 transitions. [2020-10-14 07:20:32,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:20:32,767 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 517 transitions. [2020-10-14 07:20:32,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-14 07:20:32,769 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:32,769 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] [2020-10-14 07:20:32,769 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-14 07:20:32,769 INFO L427 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:32,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:32,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1394866514, now seen corresponding path program 1 times [2020-10-14 07:20:32,770 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:32,770 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [922734111] [2020-10-14 07:20:32,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:32,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:33,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-10-14 07:20:34,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:34,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1223 [2020-10-14 07:20:34,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-14 07:20:34,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-14 07:20:34,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-14 07:20:34,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:34,267 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:34,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:34,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-14 07:20:34,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:34,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:34,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:34,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:34,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:34,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:34,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:34,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:34,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:34,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:34,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:34,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:34,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:34,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:34,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:34,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:34,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:34,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:34,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:34,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:34,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:34,337 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:34,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,338 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:34,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:34,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:34,353 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:34,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:20:34,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-14 07:20:34,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:34,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:34,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:34,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:34,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:34,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:34,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:34,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:34,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:34,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-14 07:20:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:34,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:20:34,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:20:34,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:20:34,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:34,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:20:34,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:34,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-14 07:20:34,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:34,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:34,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,429 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:34,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 07:20:34,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:34,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:34,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:34,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:34,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:34,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:34,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:34,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:34,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:34,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-14 07:20:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:34,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-14 07:20:34,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,454 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-14 07:20:34,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:34,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:34,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-14 07:20:34,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:34,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:34,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:34,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:34,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:34,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:34,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:34,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:34,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:34,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-14 07:20:34,499 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [922734111] [2020-10-14 07:20:34,499 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 07:20:34,500 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-14 07:20:34,500 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668333093] [2020-10-14 07:20:34,500 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:20:34,501 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:34,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:20:34,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:20:34,501 INFO L87 Difference]: Start difference. First operand 432 states and 517 transitions. Second operand 12 states. [2020-10-14 07:20:34,940 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:35,864 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:36,152 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:20:36,487 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:37,449 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-14 07:20:37,724 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:37,995 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:20:39,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:39,400 INFO L93 Difference]: Finished difference Result 879 states and 1123 transitions. [2020-10-14 07:20:39,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 07:20:39,401 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 97 [2020-10-14 07:20:39,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:39,406 INFO L225 Difference]: With dead ends: 879 [2020-10-14 07:20:39,407 INFO L226 Difference]: Without dead ends: 554 [2020-10-14 07:20:39,410 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2020-10-14 07:20:39,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2020-10-14 07:20:39,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 487. [2020-10-14 07:20:39,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 487 states. [2020-10-14 07:20:39,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 487 states and 587 transitions. [2020-10-14 07:20:39,524 INFO L78 Accepts]: Start accepts. Automaton has 487 states and 587 transitions. Word has length 97 [2020-10-14 07:20:39,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:39,524 INFO L479 AbstractCegarLoop]: Abstraction has 487 states and 587 transitions. [2020-10-14 07:20:39,525 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:20:39,525 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 587 transitions. [2020-10-14 07:20:39,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-14 07:20:39,531 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:39,531 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-14 07:20:39,531 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-14 07:20:39,531 INFO L427 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:39,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:39,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1501803718, now seen corresponding path program 1 times [2020-10-14 07:20:39,532 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:39,532 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [547672607] [2020-10-14 07:20:39,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:39,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:39,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:39,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:40,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 239 [2020-10-14 07:20:44,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 07:20:44,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-14 07:20:44,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:44,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 127 [2020-10-14 07:20:44,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-14 07:20:44,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:44,823 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:44,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-14 07:20:44,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:44,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:44,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,883 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:44,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:44,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:44,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,896 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:44,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:44,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:44,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:44,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:20:44,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 35 [2020-10-14 07:20:44,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:44,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:44,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:44,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,986 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:44,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:44,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:44,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:44,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:44,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:44,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:44,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:44,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:20:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:44,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:44,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:44,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:20:44,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:44,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:45,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:45,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:45,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-10-14 07:20:45,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:45,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:45,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-14 07:20:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 07:20:45,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:20:45,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:45,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-14 07:20:45,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:45,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:45,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:45,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:45,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:45,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:45,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:20:45,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:45,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-14 07:20:45,090 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,090 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:45,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-14 07:20:45,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:45,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:45,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:45,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,110 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:45,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:45,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:45,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:45,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,120 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:45,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:45,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:45,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:20:45,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:45,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:45,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:20:45,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,151 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:45,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:45,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-14 07:20:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:45,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:45,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:45,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:45,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:45,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:45,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 07:20:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:45,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:45,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:45,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:45,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:45,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-10-14 07:20:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:45,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:45,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:45,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:45,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-14 07:20:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:45,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:45,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:45,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:45,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:45,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-14 07:20:45,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:45,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:45,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:45,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:45,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:45,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:45,296 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 37 proven. 2 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2020-10-14 07:20:45,300 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [547672607] [2020-10-14 07:20:45,300 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:20:45,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-14 07:20:45,301 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914109755] [2020-10-14 07:20:45,302 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-14 07:20:45,302 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:45,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-14 07:20:45,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-14 07:20:45,303 INFO L87 Difference]: Start difference. First operand 487 states and 587 transitions. Second operand 8 states. [2020-10-14 07:20:45,793 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:48,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:48,180 INFO L93 Difference]: Finished difference Result 1174 states and 1482 transitions. [2020-10-14 07:20:48,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-14 07:20:48,182 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 169 [2020-10-14 07:20:48,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:48,186 INFO L225 Difference]: With dead ends: 1174 [2020-10-14 07:20:48,187 INFO L226 Difference]: Without dead ends: 715 [2020-10-14 07:20:48,188 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2020-10-14 07:20:48,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2020-10-14 07:20:48,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 618. [2020-10-14 07:20:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 618 states. [2020-10-14 07:20:48,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 618 states and 747 transitions. [2020-10-14 07:20:48,308 INFO L78 Accepts]: Start accepts. Automaton has 618 states and 747 transitions. Word has length 169 [2020-10-14 07:20:48,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:48,308 INFO L479 AbstractCegarLoop]: Abstraction has 618 states and 747 transitions. [2020-10-14 07:20:48,308 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-14 07:20:48,308 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 747 transitions. [2020-10-14 07:20:48,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-14 07:20:48,311 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:48,312 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 07:20:48,312 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-14 07:20:48,312 INFO L427 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:48,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:48,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1294451086, now seen corresponding path program 1 times [2020-10-14 07:20:48,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:48,313 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1717255476] [2020-10-14 07:20:48,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:48,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:48,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:48,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:48,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:48,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:48,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:49,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 232 [2020-10-14 07:20:51,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-14 07:20:51,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2768 [2020-10-14 07:20:51,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:51,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 67 [2020-10-14 07:20:51,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-14 07:20:51,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,353 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:51,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-14 07:20:51,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,386 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:51,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:51,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:51,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,414 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-14 07:20:51,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:51,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:51,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:51,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,458 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:20:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:51,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:20:51,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:51,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-14 07:20:51,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 07:20:51,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-14 07:20:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 07:20:51,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-14 07:20:51,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-14 07:20:51,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:51,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,563 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 70 [2020-10-14 07:20:51,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:51,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:51,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:51,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:51,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:20:51,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:51,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:51,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:51,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:51,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:51,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:51,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:51,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:51,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:51,633 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:51,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:20:51,697 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:51,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:51,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-14 07:20:51,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:51,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:51,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:51,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:51,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 07:20:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,719 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:51,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:51,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:51,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-14 07:20:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 07:20:51,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:51,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 33 [2020-10-14 07:20:51,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:51,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:20:51,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:51,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:20:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:51,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,743 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 07:20:51,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:51,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:51,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-14 07:20:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:51,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-14 07:20:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:51,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:51,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:51,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:51,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:51,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:51,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:51,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:51,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:51,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 07:20:51,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:51,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:51,789 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-14 07:20:51,789 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1717255476] [2020-10-14 07:20:51,790 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:20:51,790 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-14 07:20:51,790 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642655204] [2020-10-14 07:20:51,791 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-14 07:20:51,791 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:51,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-14 07:20:51,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-14 07:20:51,792 INFO L87 Difference]: Start difference. First operand 618 states and 747 transitions. Second operand 9 states. [2020-10-14 07:20:52,582 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:54,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:20:54,591 INFO L93 Difference]: Finished difference Result 1333 states and 1671 transitions. [2020-10-14 07:20:54,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-14 07:20:54,593 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 162 [2020-10-14 07:20:54,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:20:54,598 INFO L225 Difference]: With dead ends: 1333 [2020-10-14 07:20:54,598 INFO L226 Difference]: Without dead ends: 743 [2020-10-14 07:20:54,600 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=171, Invalid=381, Unknown=0, NotChecked=0, Total=552 [2020-10-14 07:20:54,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 743 states. [2020-10-14 07:20:54,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 743 to 628. [2020-10-14 07:20:54,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 628 states. [2020-10-14 07:20:54,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 745 transitions. [2020-10-14 07:20:54,733 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 745 transitions. Word has length 162 [2020-10-14 07:20:54,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:20:54,734 INFO L479 AbstractCegarLoop]: Abstraction has 628 states and 745 transitions. [2020-10-14 07:20:54,734 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-14 07:20:54,734 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 745 transitions. [2020-10-14 07:20:54,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-14 07:20:54,737 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 07:20:54,737 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-14 07:20:54,738 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-14 07:20:54,738 INFO L427 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 07:20:54,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 07:20:54,738 INFO L82 PathProgramCache]: Analyzing trace with hash 773750625, now seen corresponding path program 1 times [2020-10-14 07:20:54,739 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 07:20:54,739 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1318869206] [2020-10-14 07:20:54,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 07:20:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:54,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:55,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:56,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:56,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-14 07:20:56,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 07:20:56,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2090 [2020-10-14 07:20:56,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:56,889 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:56,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-14 07:20:56,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 111 [2020-10-14 07:20:56,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-14 07:20:56,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,112 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:20:57,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:57,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-14 07:20:57,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 07:20:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,141 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:57,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-14 07:20:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,144 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:57,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 07:20:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,147 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,147 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,147 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,147 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,147 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,147 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-14 07:20:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:57,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-14 07:20:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,160 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-14 07:20:57,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:57,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,171 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-10-14 07:20:57,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 73 [2020-10-14 07:20:57,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-14 07:20:57,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:57,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-14 07:20:57,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:57,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:57,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:57,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-14 07:20:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-14 07:20:57,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:57,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,230 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-14 07:20:57,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-14 07:20:57,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:57,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:57,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-14 07:20:57,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-14 07:20:57,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:57,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-14 07:20:57,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,249 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,249 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-14 07:20:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:57,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 07:20:57,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-14 07:20:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-14 07:20:57,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:57,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:57,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-14 07:20:57,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:57,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-14 07:20:57,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:57,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-14 07:20:57,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-14 07:20:57,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 07:20:57,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 07:20:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-14 07:20:57,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-14 07:20:57,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-14 07:20:57,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-14 07:20:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:57,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:57,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-14 07:20:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 07:20:57,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-14 07:20:57,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:57,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-14 07:20:57,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:57,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-14 07:20:57,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,323 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-14 07:20:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-14 07:20:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-14 07:20:57,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-14 07:20:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-14 07:20:57,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-14 07:20:57,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 07:20:57,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 07:20:57,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-14 07:20:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:57,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:57,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:57,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-14 07:20:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 07:20:57,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 07:20:57,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 07:20:57,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 07:20:57,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 07:20:57,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-14 07:20:57,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 07:20:57,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 07:20:57,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 07:20:57,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 07:20:57,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-14 07:20:57,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-14 07:20:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-14 07:20:57,359 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1318869206] [2020-10-14 07:20:57,359 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-14 07:20:57,359 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-14 07:20:57,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690958466] [2020-10-14 07:20:57,360 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-14 07:20:57,360 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 07:20:57,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-14 07:20:57,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-10-14 07:20:57,361 INFO L87 Difference]: Start difference. First operand 628 states and 745 transitions. Second operand 12 states. [2020-10-14 07:20:57,697 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-14 07:20:58,395 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:58,652 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:20:59,129 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:20:59,949 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-14 07:21:00,209 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:21:00,922 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:21:01,212 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-14 07:21:01,706 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 190 [2020-10-14 07:21:02,228 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-14 07:21:02,576 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:21:03,130 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-14 07:21:03,880 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-14 07:21:04,384 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 192 [2020-10-14 07:21:04,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 07:21:04,807 INFO L93 Difference]: Finished difference Result 1273 states and 1563 transitions. [2020-10-14 07:21:04,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-14 07:21:04,808 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 157 [2020-10-14 07:21:04,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 07:21:04,810 INFO L225 Difference]: With dead ends: 1273 [2020-10-14 07:21:04,810 INFO L226 Difference]: Without dead ends: 0 [2020-10-14 07:21:04,814 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 497 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=526, Invalid=1544, Unknown=0, NotChecked=0, Total=2070 [2020-10-14 07:21:04,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-14 07:21:04,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-14 07:21:04,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-14 07:21:04,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-14 07:21:04,815 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2020-10-14 07:21:04,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 07:21:04,815 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-14 07:21:04,816 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-14 07:21:04,816 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-14 07:21:04,816 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-14 07:21:04,816 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-14 07:21:04,818 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-14 07:21:05,580 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 240 [2020-10-14 07:21:06,923 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 297 DAG size of output: 269 [2020-10-14 07:21:09,039 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 257 [2020-10-14 07:21:09,771 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 257 [2020-10-14 07:21:10,233 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 242 [2020-10-14 07:21:10,610 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 253 [2020-10-14 07:21:12,042 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 40 [2020-10-14 07:21:12,726 WARN L193 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 16 [2020-10-14 07:21:12,906 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:21:13,088 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 26 [2020-10-14 07:21:13,500 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:21:13,692 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:21:13,866 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-14 07:21:14,689 WARN L193 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 40 [2020-10-14 07:21:15,118 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:21:15,275 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-14 07:21:15,532 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 23 [2020-10-14 07:21:16,730 WARN L193 SmtUtils]: Spent 1.19 s on a formula simplification. DAG size of input: 185 DAG size of output: 34 [2020-10-14 07:21:16,938 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-14 07:21:17,110 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-14 07:21:19,015 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 194 DAG size of output: 33 [2020-10-14 07:21:19,184 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 1 [2020-10-14 07:21:19,395 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:21:20,824 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 176 DAG size of output: 28 [2020-10-14 07:21:21,015 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:21:21,205 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2020-10-14 07:21:21,320 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 24 [2020-10-14 07:21:21,991 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 39 [2020-10-14 07:21:23,207 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 173 DAG size of output: 30 [2020-10-14 07:21:23,622 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:21:25,430 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification. DAG size of input: 185 DAG size of output: 28 [2020-10-14 07:21:25,826 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 26 [2020-10-14 07:21:26,916 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 70 DAG size of output: 52 [2020-10-14 07:21:27,750 WARN L193 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 46 [2020-10-14 07:21:28,408 WARN L193 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 16 [2020-10-14 07:21:28,790 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 21 [2020-10-14 07:21:29,231 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2020-10-14 07:21:29,859 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 40 [2020-10-14 07:21:30,137 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:21:30,538 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 21 [2020-10-14 07:21:30,825 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 18 [2020-10-14 07:21:31,023 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:21:31,739 WARN L193 SmtUtils]: Spent 713.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 39 [2020-10-14 07:21:31,933 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:21:32,112 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:21:32,306 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 28 [2020-10-14 07:21:32,636 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 23 [2020-10-14 07:21:32,814 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 1 [2020-10-14 07:21:33,096 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 38 [2020-10-14 07:21:33,506 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 23 [2020-10-14 07:21:33,946 WARN L193 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2020-10-14 07:21:34,570 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 21 [2020-10-14 07:21:34,724 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-14 07:21:35,978 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 194 DAG size of output: 38 [2020-10-14 07:21:36,769 WARN L193 SmtUtils]: Spent 785.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 36 [2020-10-14 07:21:36,774 INFO L268 CegarLoopResult]: For program point L412(lines 412 416) no Hoare annotation was computed. [2020-10-14 07:21:36,774 INFO L268 CegarLoopResult]: For program point L412-1(lines 412 416) no Hoare annotation was computed. [2020-10-14 07:21:36,774 INFO L268 CegarLoopResult]: For program point L407(line 407) no Hoare annotation was computed. [2020-10-14 07:21:36,774 INFO L268 CegarLoopResult]: For program point L406-2(lines 406 427) no Hoare annotation was computed. [2020-10-14 07:21:36,774 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 381 436) no Hoare annotation was computed. [2020-10-14 07:21:36,774 INFO L268 CegarLoopResult]: For program point L428(lines 405 429) no Hoare annotation was computed. [2020-10-14 07:21:36,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 381 436) no Hoare annotation was computed. [2020-10-14 07:21:36,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 381 436) no Hoare annotation was computed. [2020-10-14 07:21:36,775 INFO L268 CegarLoopResult]: For program point L482-1(line 482) no Hoare annotation was computed. [2020-10-14 07:21:36,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 437 496) no Hoare annotation was computed. [2020-10-14 07:21:36,775 INFO L268 CegarLoopResult]: For program point L469(lines 469 473) no Hoare annotation was computed. [2020-10-14 07:21:36,775 INFO L268 CegarLoopResult]: For program point L469-1(lines 469 473) no Hoare annotation was computed. [2020-10-14 07:21:36,775 INFO L268 CegarLoopResult]: For program point L464(line 464) no Hoare annotation was computed. [2020-10-14 07:21:36,775 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 437 496) no Hoare annotation was computed. [2020-10-14 07:21:36,775 INFO L268 CegarLoopResult]: For program point L463-2(lines 463 488) no Hoare annotation was computed. [2020-10-14 07:21:36,776 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 437 496) no Hoare annotation was computed. [2020-10-14 07:21:36,776 INFO L268 CegarLoopResult]: For program point L489(lines 462 490) no Hoare annotation was computed. [2020-10-14 07:21:36,776 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-10-14 07:21:36,776 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 873 879) the Hoare annotation is: true [2020-10-14 07:21:36,776 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 873 879) no Hoare annotation was computed. [2020-10-14 07:21:36,776 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 880 888) no Hoare annotation was computed. [2020-10-14 07:21:36,776 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 880 888) the Hoare annotation is: true [2020-10-14 07:21:36,777 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 880 888) no Hoare annotation was computed. [2020-10-14 07:21:36,780 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 698 705) the Hoare annotation is: (or (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~waterLevel~0 1)) (not (<= 0 ~pumpRunning~0)) (= 0 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (<= ~pumpRunning~0 0))) [2020-10-14 07:21:36,780 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 698 705) no Hoare annotation was computed. [2020-10-14 07:21:36,780 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 698 705) no Hoare annotation was computed. [2020-10-14 07:21:36,781 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 706 715) the Hoare annotation is: (let ((.cse5 (not (<= ~pumpRunning~0 |old(~switchedOnBeforeTS~0)|))) (.cse2 (= 0 ~systemActive~0)) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse3 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse6 (not (<= ~pumpRunning~0 0))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse3 .cse6) (or .cse5 .cse0 .cse1 .cse2 .cse3) (or (not (= ~waterLevel~0 1)) .cse0 .cse3 .cse6) (or .cse0 .cse1 .cse3 .cse6 .cse4))) [2020-10-14 07:21:36,781 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 706 715) no Hoare annotation was computed. [2020-10-14 07:21:36,781 INFO L268 CegarLoopResult]: For program point L711(line 711) no Hoare annotation was computed. [2020-10-14 07:21:36,781 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 706 715) no Hoare annotation was computed. [2020-10-14 07:21:36,781 INFO L264 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: (let ((.cse2 (not (<= 0 ~pumpRunning~0))) (.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (= 0 ~systemActive~0)) (.cse3 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse2 .cse0 (not (<= ~pumpRunning~0 0)) .cse3) (or .cse2 .cse0 .cse1 .cse3))) [2020-10-14 07:21:36,782 INFO L268 CegarLoopResult]: For program point L729(lines 729 735) no Hoare annotation was computed. [2020-10-14 07:21:36,782 INFO L268 CegarLoopResult]: For program point L728(lines 728 738) no Hoare annotation was computed. [2020-10-14 07:21:36,782 INFO L264 CegarLoopResult]: At program point L726(line 726) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= 2 ~waterLevel~0)))) (and (or (not (<= 1 ~pumpRunning~0)) .cse0 (= 0 ~systemActive~0) .cse1) (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))))) [2020-10-14 07:21:36,783 INFO L268 CegarLoopResult]: For program point L726-1(line 726) no Hoare annotation was computed. [2020-10-14 07:21:36,783 INFO L268 CegarLoopResult]: For program point L724(lines 724 741) no Hoare annotation was computed. [2020-10-14 07:21:36,783 INFO L268 CegarLoopResult]: For program point L724-1(lines 716 744) no Hoare annotation was computed. [2020-10-14 07:21:36,783 INFO L271 CegarLoopResult]: At program point L722(line 722) the Hoare annotation is: true [2020-10-14 07:21:36,783 INFO L268 CegarLoopResult]: For program point L722-1(line 722) no Hoare annotation was computed. [2020-10-14 07:21:36,783 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 716 744) the Hoare annotation is: true [2020-10-14 07:21:36,783 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 716 744) no Hoare annotation was computed. [2020-10-14 07:21:36,783 INFO L264 CegarLoopResult]: At program point L834-1(line 834) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:36,783 INFO L268 CegarLoopResult]: For program point L832(lines 832 839) no Hoare annotation was computed. [2020-10-14 07:21:36,783 INFO L268 CegarLoopResult]: For program point L832-1(lines 832 839) no Hoare annotation was computed. [2020-10-14 07:21:36,783 INFO L268 CegarLoopResult]: For program point L830(line 830) no Hoare annotation was computed. [2020-10-14 07:21:36,784 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 822 844) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:36,784 INFO L264 CegarLoopResult]: At program point L829(line 829) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:36,784 INFO L264 CegarLoopResult]: At program point L828(line 828) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:36,784 INFO L264 CegarLoopResult]: At program point L828-1(line 828) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:36,784 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 822 844) no Hoare annotation was computed. [2020-10-14 07:21:36,784 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 822 844) no Hoare annotation was computed. [2020-10-14 07:21:36,784 INFO L264 CegarLoopResult]: At program point L834(line 834) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:36,784 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 777 800) no Hoare annotation was computed. [2020-10-14 07:21:36,784 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 777 800) no Hoare annotation was computed. [2020-10-14 07:21:36,784 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 777 800) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L795(line 795) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L794(line 794) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L792(line 792) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L791(line 791) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L788(line 788) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L787(line 787) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L785(line 785) no Hoare annotation was computed. [2020-10-14 07:21:36,785 INFO L268 CegarLoopResult]: For program point L784(line 784) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point L783(line 783) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point L782(line 782) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 233 247) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L264 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 ~waterLevel~0))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse6 (not (<= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse3) (or .cse6 .cse7 .cse2 .cse4) (or .cse6 .cse7 .cse5 .cse2) (or .cse6 .cse7 (not (= ~waterLevel~0 1))))) [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point L237(lines 237 243) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 233 247) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| 0)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse6 (not (<= |old(~pumpRunning~0)| 0))) (.cse7 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse5 .cse2 .cse3) (or .cse6 .cse7 (not (= ~waterLevel~0 1)) .cse3) (or .cse6 .cse7 .cse5 .cse2 .cse3) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 233 247) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 169 177) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 169 177) the Hoare annotation is: true [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 169 177) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point L185(lines 185 193) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point L185-2(lines 185 193) no Hoare annotation was computed. [2020-10-14 07:21:36,786 INFO L268 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point L208-1(line 208) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 178 213) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 178 213) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point L197(lines 197 205) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point L197-2(lines 197 205) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 178 213) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 866 872) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 866 872) the Hoare annotation is: true [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 335 380) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 335 380) no Hoare annotation was computed. [2020-10-14 07:21:36,787 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 335 380) no Hoare annotation was computed. [2020-10-14 07:21:36,788 INFO L268 CegarLoopResult]: For program point L668(lines 668 675) no Hoare annotation was computed. [2020-10-14 07:21:36,788 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 648 693) no Hoare annotation was computed. [2020-10-14 07:21:36,788 INFO L268 CegarLoopResult]: For program point L662(lines 662 682) no Hoare annotation was computed. [2020-10-14 07:21:36,788 INFO L268 CegarLoopResult]: For program point L662-1(lines 662 682) no Hoare annotation was computed. [2020-10-14 07:21:36,788 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 648 693) no Hoare annotation was computed. [2020-10-14 07:21:36,788 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 648 693) no Hoare annotation was computed. [2020-10-14 07:21:36,788 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 808 818) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:36,788 INFO L264 CegarLoopResult]: At program point L813(line 813) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) [2020-10-14 07:21:36,789 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 808 818) no Hoare annotation was computed. [2020-10-14 07:21:36,789 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 808 818) no Hoare annotation was computed. [2020-10-14 07:21:36,789 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 158 168) the Hoare annotation is: true [2020-10-14 07:21:36,789 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 158 168) no Hoare annotation was computed. [2020-10-14 07:21:36,789 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 158 168) no Hoare annotation was computed. [2020-10-14 07:21:36,789 INFO L271 CegarLoopResult]: At program point L163(line 163) the Hoare annotation is: true [2020-10-14 07:21:36,789 INFO L268 CegarLoopResult]: For program point L163-1(line 163) no Hoare annotation was computed. [2020-10-14 07:21:36,789 INFO L264 CegarLoopResult]: At program point deactivatePumpENTRY(lines 150 157) the Hoare annotation is: (let ((.cse0 (not (<= 1 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse3 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) .cse1 .cse2 .cse3))) [2020-10-14 07:21:36,789 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 150 157) no Hoare annotation was computed. [2020-10-14 07:21:36,789 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 150 157) no Hoare annotation was computed. [2020-10-14 07:21:36,789 INFO L268 CegarLoopResult]: For program point L973(lines 973 979) no Hoare annotation was computed. [2020-10-14 07:21:36,790 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 969 982) no Hoare annotation was computed. [2020-10-14 07:21:36,790 INFO L271 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 969 982) the Hoare annotation is: true [2020-10-14 07:21:36,790 INFO L268 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 969 982) no Hoare annotation was computed. [2020-10-14 07:21:36,790 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:36,790 INFO L268 CegarLoopResult]: For program point L125(lines 125 133) no Hoare annotation was computed. [2020-10-14 07:21:36,790 INFO L264 CegarLoopResult]: At program point L123(line 123) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:36,790 INFO L268 CegarLoopResult]: For program point L123-1(line 123) no Hoare annotation was computed. [2020-10-14 07:21:36,790 INFO L268 CegarLoopResult]: For program point L121(lines 121 138) no Hoare annotation was computed. [2020-10-14 07:21:36,790 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 117 141) no Hoare annotation was computed. [2020-10-14 07:21:36,790 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 117 141) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:21:36,791 INFO L264 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:36,791 INFO L268 CegarLoopResult]: For program point L136-1(lines 117 141) no Hoare annotation was computed. [2020-10-14 07:21:36,791 INFO L264 CegarLoopResult]: At program point L131(line 131) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:36,791 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 83 89) no Hoare annotation was computed. [2020-10-14 07:21:36,791 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 83 89) the Hoare annotation is: true [2020-10-14 07:21:36,791 INFO L264 CegarLoopResult]: At program point L320(lines 269 321) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|))) [2020-10-14 07:21:36,791 INFO L264 CegarLoopResult]: At program point testENTRY(lines 260 327) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-14 07:21:36,791 INFO L268 CegarLoopResult]: For program point testFINAL(lines 260 327) no Hoare annotation was computed. [2020-10-14 07:21:36,791 INFO L264 CegarLoopResult]: At program point L310(line 310) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse5 (<= ~pumpRunning~0 0)) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse2 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse5 .cse6) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse3 .cse5) (and .cse7 .cse0 .cse8 .cse4 .cse6) (and .cse7 .cse0 .cse8 .cse2 .cse4))) [2020-10-14 07:21:36,791 INFO L268 CegarLoopResult]: For program point L308(lines 308 314) no Hoare annotation was computed. [2020-10-14 07:21:36,791 INFO L264 CegarLoopResult]: At program point L308-1(lines 300 315) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0))) (let ((.cse6 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse5 (<= ~pumpRunning~0 0)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse9 (not .cse1)) (.cse2 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse6 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse3 .cse4 .cse5 .cse7) (and (= ~waterLevel~0 1) .cse0 .cse6 .cse3 .cse5) (and .cse8 .cse0 .cse9 .cse4 .cse7) (and .cse8 .cse0 .cse9 .cse2 .cse4)))) [2020-10-14 07:21:36,792 INFO L268 CegarLoopResult]: For program point L271(lines 270 319) no Hoare annotation was computed. [2020-10-14 07:21:36,792 INFO L264 CegarLoopResult]: At program point L302(line 302) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse3 (<= 0 ~pumpRunning~0)) (.cse5 (<= ~pumpRunning~0 0)) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse8 (not (= 0 ~systemActive~0))) (.cse2 (<= 2 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse5 .cse6) (and (= ~waterLevel~0 1) .cse0 .cse1 .cse3 .cse5) (and .cse7 .cse0 .cse8 .cse4 .cse6) (and .cse7 .cse0 .cse8 .cse2 .cse4))) [2020-10-14 07:21:36,792 INFO L268 CegarLoopResult]: For program point L300(lines 300 315) no Hoare annotation was computed. [2020-10-14 07:21:36,792 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (let ((.cse1 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (.cse4 (<= 0 ~pumpRunning~0)) (.cse6 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (<= 2 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~waterLevel~0 1) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (and .cse0 .cse2 .cse1 .cse3 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse4 .cse5 (<= ~pumpRunning~0 0) .cse6) (and .cse7 .cse0 .cse2 .cse5 .cse6) (and .cse7 .cse0 .cse2 .cse3 .cse5))) [2020-10-14 07:21:36,792 INFO L268 CegarLoopResult]: For program point L290(lines 290 296) no Hoare annotation was computed. [2020-10-14 07:21:36,792 INFO L268 CegarLoopResult]: For program point L290-1(lines 290 296) no Hoare annotation was computed. [2020-10-14 07:21:36,792 INFO L264 CegarLoopResult]: At program point L317(lines 270 319) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~waterLevel~0 1) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse3) (and .cse5 .cse0 .cse6 .cse2 .cse4) (and .cse5 .cse0 .cse6 (<= 2 ~waterLevel~0) .cse2))) [2020-10-14 07:21:36,792 INFO L264 CegarLoopResult]: At program point L282(line 282) the Hoare annotation is: (let ((.cse1 (<= 0 ~pumpRunning~0)) (.cse3 (<= ~pumpRunning~0 0)) (.cse4 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (<= 1 ~pumpRunning~0)) (.cse0 (<= test_~splverifierCounter~0 0)) (.cse6 (not (= 0 ~systemActive~0))) (.cse2 (<= ~waterLevel~0 2))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (= |old(~waterLevel~0)| 1)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~waterLevel~0 1) .cse0 (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) .cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) .cse3) (and .cse5 .cse0 .cse6 .cse2 .cse4) (and .cse5 .cse0 .cse6 (<= 2 ~waterLevel~0) .cse2))) [2020-10-14 07:21:36,792 INFO L268 CegarLoopResult]: For program point L280(lines 280 286) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point L280-1(lines 280 286) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point L272(lines 272 276) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point testEXIT(lines 260 327) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 602 647) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 602 647) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 602 647) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point L622(lines 622 629) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point L616(lines 616 636) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point L616-1(lines 616 636) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point L945(lines 945 953) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point L945-2(lines 945 953) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 937 959) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 937 959) no Hoare annotation was computed. [2020-10-14 07:21:36,793 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 937 959) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point L545(lines 545 586) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 499 601) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point L564(line 564) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point L564-1(line 564) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point L523(lines 523 527) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point L587(lines 587 598) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point L550(lines 550 554) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 499 601) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point L548-2(lines 548 568) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point L569(lines 547 570) no Hoare annotation was computed. [2020-10-14 07:21:36,794 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 499 601) no Hoare annotation was computed. [2020-10-14 07:21:36,795 INFO L268 CegarLoopResult]: For program point L528(lines 528 544) no Hoare annotation was computed. [2020-10-14 07:21:36,795 INFO L268 CegarLoopResult]: For program point L588(lines 588 595) no Hoare annotation was computed. [2020-10-14 07:21:36,795 INFO L268 CegarLoopResult]: For program point L549(lines 548 568) no Hoare annotation was computed. [2020-10-14 07:21:36,795 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-10-14 07:21:36,795 INFO L268 CegarLoopResult]: For program point L580-1(line 580) no Hoare annotation was computed. [2020-10-14 07:21:36,795 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 856 865) no Hoare annotation was computed. [2020-10-14 07:21:36,795 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 856 865) no Hoare annotation was computed. [2020-10-14 07:21:36,795 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 856 865) no Hoare annotation was computed. [2020-10-14 07:21:36,795 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 142 149) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 142 149) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L264 CegarLoopResult]: At program point activatePumpENTRY(lines 142 149) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= 2 ~waterLevel~0))) [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 214 232) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point L223(lines 223 227) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L271 CegarLoopResult]: At program point L221(line 221) the Hoare annotation is: true [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point L223-2(lines 223 227) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point L221-1(line 221) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L271 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 214 232) the Hoare annotation is: true [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 214 232) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 960 968) the Hoare annotation is: true [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 960 968) no Hoare annotation was computed. [2020-10-14 07:21:36,796 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 960 968) no Hoare annotation was computed. [2020-10-14 07:21:36,797 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 916 927) the Hoare annotation is: (let ((.cse2 (not (<= ~pumpRunning~0 0))) (.cse0 (not (<= 0 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse5 (= 0 ~systemActive~0)) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= ~waterLevel~0 1)) .cse0 .cse5 .cse2 .cse3) (or .cse0 .cse1 .cse5 .cse3 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 .cse5 .cse3 .cse4))) [2020-10-14 07:21:36,797 INFO L268 CegarLoopResult]: For program point L920-1(lines 916 927) no Hoare annotation was computed. [2020-10-14 07:21:36,797 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 916 927) no Hoare annotation was computed. [2020-10-14 07:21:36,797 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:21:36,797 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-14 07:21:36,797 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:21:36,797 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 928 936) the Hoare annotation is: true [2020-10-14 07:21:36,797 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 928 936) no Hoare annotation was computed. [2020-10-14 07:21:36,797 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 928 936) no Hoare annotation was computed. [2020-10-14 07:21:36,798 INFO L264 CegarLoopResult]: At program point L65(line 65) the Hoare annotation is: (let ((.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse8 (= 0 ~systemActive~0)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1) (or .cse0 .cse2 .cse1 .cse3) (or .cse2 .cse4 .cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse6 .cse7) .cse8) (or .cse2 .cse3 .cse5 (and .cse6 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse7) .cse8) (or .cse0 .cse2 .cse1 .cse4))) [2020-10-14 07:21:36,798 INFO L268 CegarLoopResult]: For program point L63(lines 59 81) no Hoare annotation was computed. [2020-10-14 07:21:36,798 INFO L268 CegarLoopResult]: For program point L61(lines 59 81) no Hoare annotation was computed. [2020-10-14 07:21:36,798 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 56 82) the Hoare annotation is: (let ((.cse6 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse3 (= 0 ~systemActive~0)) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse4 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse6 .cse4) (or .cse5 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse4) (or .cse0 .cse1 .cse6 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse4))) [2020-10-14 07:21:36,798 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 56 82) no Hoare annotation was computed. [2020-10-14 07:21:36,798 INFO L264 CegarLoopResult]: At program point L72(line 72) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse13 (<= ~waterLevel~0 2)) (.cse10 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse2 (not (<= 2 |old(~waterLevel~0)|))) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (<= 0 ~pumpRunning~0)) (.cse9 (<= ~pumpRunning~0 0)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse13 .cse10)) (.cse12 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse3 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (<= |old(~pumpRunning~0)| 0))) (.cse14 (not (= |old(~waterLevel~0)| 1))) (.cse11 (not (<= 0 |old(~pumpRunning~0)|))) (.cse7 (not .cse4))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (and .cse6 .cse7 .cse8 .cse9 .cse10) .cse0 .cse11 .cse12) (or .cse5 .cse0 .cse11 .cse2 (and .cse7 (<= 2 ~waterLevel~0) .cse8 .cse13 .cse9 .cse10)) (or (and .cse6 .cse8 .cse9 .cse10) .cse5 .cse14 .cse11) (or .cse0 .cse1 .cse12 .cse3 .cse4) (or .cse5 .cse14 .cse11 .cse7)))) [2020-10-14 07:21:36,798 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 56 82) no Hoare annotation was computed. [2020-10-14 07:21:36,798 INFO L264 CegarLoopResult]: At program point L70(lines 70 76) the Hoare annotation is: (let ((.cse10 (= 0 ~systemActive~0))) (let ((.cse15 (not .cse10)) (.cse6 (<= ~waterLevel~0 2)) (.cse12 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (<= 0 ~pumpRunning~0)) (.cse16 (<= ~pumpRunning~0 0)) (.cse7 (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (let ((.cse4 (<= 2 ~waterLevel~0)) (.cse13 (and .cse12 .cse5 .cse16 .cse7)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 2 |old(~waterLevel~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (and (<= 1 ~switchedOnBeforeTS~0) .cse15 .cse5 .cse6 .cse16)) (.cse14 (not (<= |old(~pumpRunning~0)| |old(~switchedOnBeforeTS~0)|))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse11 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse15 .cse6 .cse7))) (and (or .cse0 .cse1 .cse2 .cse3 (and .cse4 .cse5 .cse6 .cse7) (and (<= 1 ~pumpRunning~0) .cse4 .cse6)) (or .cse1 .cse3 .cse8 .cse9 .cse10 .cse11) (or (and .cse12 .cse4) .cse13 .cse0 .cse1 .cse2 .cse14) (or .cse13 .cse0 (not (= |old(~waterLevel~0)| 1)) .cse2) (or .cse0 .cse1 .cse2 .cse3 .cse15 .cse16) (or .cse1 .cse8 .cse14 .cse9 .cse10 .cse11))))) [2020-10-14 07:21:36,798 INFO L268 CegarLoopResult]: For program point L768(line 768) no Hoare annotation was computed. [2020-10-14 07:21:36,798 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 747 776) no Hoare annotation was computed. [2020-10-14 07:21:36,799 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 747 776) the Hoare annotation is: true [2020-10-14 07:21:36,799 INFO L268 CegarLoopResult]: For program point L761(lines 761 765) no Hoare annotation was computed. [2020-10-14 07:21:36,799 INFO L271 CegarLoopResult]: At program point L761-1(lines 761 765) the Hoare annotation is: true [2020-10-14 07:21:36,799 INFO L268 CegarLoopResult]: For program point L758(line 758) no Hoare annotation was computed. [2020-10-14 07:21:36,799 INFO L271 CegarLoopResult]: At program point L757-2(lines 757 771) the Hoare annotation is: true [2020-10-14 07:21:36,799 INFO L271 CegarLoopResult]: At program point L753(line 753) the Hoare annotation is: true [2020-10-14 07:21:36,799 INFO L268 CegarLoopResult]: For program point L753-1(line 753) no Hoare annotation was computed. [2020-10-14 07:21:36,799 INFO L271 CegarLoopResult]: At program point L772(lines 747 776) the Hoare annotation is: true [2020-10-14 07:21:36,799 INFO L268 CegarLoopResult]: For program point L896-1(lines 892 903) no Hoare annotation was computed. [2020-10-14 07:21:36,799 INFO L264 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 892 903) the Hoare annotation is: (or (not (<= |old(~waterLevel~0)| 2)) (not (<= 1 ~pumpRunning~0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0) (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) [2020-10-14 07:21:36,800 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 892 903) no Hoare annotation was computed. [2020-10-14 07:21:36,800 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 801 807) no Hoare annotation was computed. [2020-10-14 07:21:36,800 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 801 807) the Hoare annotation is: true [2020-10-14 07:21:36,800 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-14 07:21:36,800 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (not (= 0 ~systemActive~0)) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0) (<= ~pumpRunning~0 ~switchedOnBeforeTS~0)) [2020-10-14 07:21:36,800 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-14 07:21:36,800 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-14 07:21:36,800 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 248 255) no Hoare annotation was computed. [2020-10-14 07:21:36,800 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 248 255) the Hoare annotation is: (let ((.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse5 (not (<= 1 ~pumpRunning~0))) (.cse6 (= |old(~systemActive~0)| 0)) (.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (<= 0 ~pumpRunning~0))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse7 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 (not (= ~waterLevel~0 1)) .cse1 .cse3) (or .cse0 .cse5 .cse6 .cse2 .cse4) (or .cse0 .cse5 .cse6 .cse2 .cse7) (or .cse0 .cse1 .cse2 .cse3 .cse7))) [2020-10-14 07:21:36,800 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 248 255) no Hoare annotation was computed. [2020-10-14 07:21:36,801 INFO L264 CegarLoopResult]: At program point L97(line 97) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:36,801 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 91 115) the Hoare annotation is: (or (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 2)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-14 07:21:36,801 INFO L268 CegarLoopResult]: For program point L97-1(line 97) no Hoare annotation was computed. [2020-10-14 07:21:36,801 INFO L268 CegarLoopResult]: For program point L95(lines 95 112) no Hoare annotation was computed. [2020-10-14 07:21:36,801 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 91 115) no Hoare annotation was computed. [2020-10-14 07:21:36,801 INFO L264 CegarLoopResult]: At program point L110(line 110) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse2) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:36,801 INFO L268 CegarLoopResult]: For program point L110-1(lines 91 115) no Hoare annotation was computed. [2020-10-14 07:21:36,802 INFO L264 CegarLoopResult]: At program point L105(line 105) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment__wrappee__highWaterSensor_~tmp~0 0) (< 0 (+ processEnvironment__wrappee__highWaterSensor_~tmp~0 1))) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:36,802 INFO L264 CegarLoopResult]: At program point L101(line 101) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| ~switchedOnBeforeTS~0))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 0 ~systemActive~0))) (and (or (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0)) .cse1 .cse2) (or (not (<= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2))) [2020-10-14 07:21:36,802 INFO L268 CegarLoopResult]: For program point L99(lines 99 107) no Hoare annotation was computed. [2020-10-14 07:21:36,802 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 904 915) no Hoare annotation was computed. [2020-10-14 07:21:36,802 INFO L268 CegarLoopResult]: For program point L908-1(lines 904 915) no Hoare annotation was computed. [2020-10-14 07:21:36,802 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 904 915) the Hoare annotation is: (let ((.cse2 (not (<= 0 ~pumpRunning~0))) (.cse3 (not (<= ~pumpRunning~0 0))) (.cse4 (not (<= ~pumpRunning~0 ~switchedOnBeforeTS~0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2 .cse5 .cse3) (or .cse0 .cse6 .cse1 .cse5 .cse4) (or .cse0 .cse6 .cse1 (not (<= 2 |old(~waterLevel~0)|)) .cse5))) [2020-10-14 07:21:36,802 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 846 853) no Hoare annotation was computed. [2020-10-14 07:21:36,802 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 850) no Hoare annotation was computed. [2020-10-14 07:21:36,803 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 846 853) the Hoare annotation is: true [2020-10-14 07:21:36,803 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 846 853) no Hoare annotation was computed. [2020-10-14 07:21:36,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 07:21:36 BoogieIcfgContainer [2020-10-14 07:21:36,821 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-14 07:21:36,823 INFO L168 Benchmark]: Toolchain (without parser) took 103268.57 ms. Allocated memory was 145.2 MB in the beginning and 1.2 GB in the end (delta: 1.0 GB). Free memory was 100.6 MB in the beginning and 530.3 MB in the end (delta: -429.7 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-14 07:21:36,823 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 119.8 MB in the beginning and 119.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-14 07:21:36,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.13 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.2 MB in the beginning and 168.1 MB in the end (delta: -67.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:36,825 INFO L168 Benchmark]: Boogie Preprocessor took 93.28 ms. Allocated memory is still 202.4 MB. Free memory was 168.1 MB in the beginning and 164.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:36,826 INFO L168 Benchmark]: RCFGBuilder took 1178.18 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 164.1 MB in the beginning and 192.4 MB in the end (delta: -28.4 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. [2020-10-14 07:21:36,826 INFO L168 Benchmark]: TraceAbstraction took 101258.19 ms. Allocated memory was 234.4 MB in the beginning and 1.2 GB in the end (delta: 960.0 MB). Free memory was 192.4 MB in the beginning and 530.3 MB in the end (delta: -337.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2020-10-14 07:21:36,829 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 145.2 MB. Free memory was 119.8 MB in the beginning and 119.4 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 734.13 ms. Allocated memory was 145.2 MB in the beginning and 202.4 MB in the end (delta: 57.1 MB). Free memory was 100.2 MB in the beginning and 168.1 MB in the end (delta: -67.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.28 ms. Allocated memory is still 202.4 MB. Free memory was 168.1 MB in the beginning and 164.1 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1178.18 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 164.1 MB in the beginning and 192.4 MB in the end (delta: -28.4 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 101258.19 ms. Allocated memory was 234.4 MB in the beginning and 1.2 GB in the end (delta: 960.0 MB). Free memory was 192.4 MB in the beginning and 530.3 MB in the end (delta: -337.9 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 850]: 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: 269]: Loop Invariant Derived loop invariant: ((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning)) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((((((!(\old(pumpRunning) <= 0) || !(\old(waterLevel) == 1)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || ((((splverifierCounter <= 0 && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0) && pumpRunning <= switchedOnBeforeTS)) || ((((((\old(systemActive) == systemActive && waterLevel == 1) && splverifierCounter <= 0) && switchedOnBeforeTS == \old(switchedOnBeforeTS)) && 0 <= pumpRunning) && \old(methaneLevelCritical) == methaneLevelCritical) && pumpRunning <= 0)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && !(0 == systemActive)) && waterLevel <= 2) && pumpRunning <= switchedOnBeforeTS)) || ((((1 <= pumpRunning && splverifierCounter <= 0) && !(0 == systemActive)) && 2 <= waterLevel) && waterLevel <= 2) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 69.1s, OverallIterations: 10, TraceHistogramMax: 4, AutomataDifference: 32.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 31.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1573 SDtfs, 2989 SDslu, 1695 SDs, 0 SdLazy, 7134 SolverSat, 2290 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 564 GetRequests, 395 SyntacticMatches, 3 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 924 ImplicationChecksByTransitivity, 13.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=628occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 10 MinimizatonAttempts, 529 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 1532 PreInvPairs, 1679 NumberOfFragments, 2890 HoareAnnotationTreeSize, 1532 FomulaSimplifications, 48067118 FormulaSimplificationTreeSizeReduction, 6.5s HoareSimplificationTime, 66 FomulaSimplificationsInter, 218759 FormulaSimplificationTreeSizeReductionInter, 25.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 34.9s InterpolantComputationTime, 1048 NumberOfCodeBlocks, 1048 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1038 ConstructedInterpolants, 0 QuantifiedInterpolants, 388803 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 7 PerfectInterpolantSequences, 197/208 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...